NOAEL Studies Cosmetic Ingredient

TBHQ NOAEL Studies

CAS: 1948-33-0

Raw No Observed Adverse Effect Level endpoint records grouped by source. This page does not render calculated Margin of Safety values.

COSMOS_DB 14 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
COSMOS_DB NOAEL 125 mg/kg bw/day dog oral 819 day Chronic US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 250 mg/kg bw/day rat oral 600 day Chronic US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 277 mg/kg bw/day rat oral NA Reproductive US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 326 mg/kg bw/day rat oral 20 day Developmental US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 1000 mg/kg bw/day rat oral 224 day Chronic US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 600 mg/kg bw/day hamster oral 140 day Subchronic US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 2000 mg/kg bw/day rat oral NA Short Term Toxicity US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 400 mg/kg bw/day rat oral 357 day Chronic US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 500 mg/kg bw/day rat oral 252 day Chronic US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 200 mg/kg bw/day rat oral 91 day Subchronic US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 120 mg/kg bw/day rat oral 900 day Carcinogenicity US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 1950 mg/kg bw/day mouse oral 91 day Subchronic US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 700 mg/kg bw/day mouse oral 707 day Carcinogenicity US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
COSMOS_DB NOAEL 231 mg/kg bw/day rat oral 900 day Carcinogenicity US FDA CFSAN PAFA; US FDA CFSAN PAFA Study
EFSA_OpenFoodTox_EFSA_ReferencePoints.xlsx 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
EFSA_OpenFoodTox_EFSA_ReferencePoints.xlsx NOAEL =72 mg/kg bw/day Dog oral: feed 819 days chronic/long term toxicity EFSA AFC - 2004 - OutputID 311 - clinical chemistry - hemopoietic - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food on a request from the Commission related to tertiary-Butylhydroquinone (TBHQ) - doi:10.2903/j.efsa.2004.84
EFSA_OpenFoodTox_EFSA_ReferenceValues.xlsx 2 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
EFSA_OpenFoodTox_EFSA_ReferenceValues.xlsx ADI <=0.7 mg/kg bw/day Consumers - - ADI EFSA AFC - 2004 - OutputID 311 - Consumers - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food on a request from the Commission related to tertiary-Butylhydroquinone (TBHQ) - doi:10.2903/j.efsa.2004.84
EFSA_OpenFoodTox_EFSA_ReferenceValues.xlsx ADI <=0.7 mg/kg bw/day Consumers - - ADI EFSA AFC - 2004 - OutputID 311 - Consumers - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food on a request from the Commission related to tertiary-Butylhydroquinone (TBHQ) - doi:10.2903/j.efsa.2004.84
INCHEM_WHO_jecfa_jecmono_v040je02 18 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
INCHEM_WHO_jecfa_jecmono_v040je02 ADI range:0-0.20.2 mg/kg bw/day - - long-term Health guidance value document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=6d5e1dc28061c26e; raw_unit=mg/kg bw; context=At the forty-fourth meeting, the previously-established temporary ADI of 0-0.2 mg/kg bw was extended pending results from ongoing long-term studies in rodents.
INCHEM_WHO_jecfa_jecmono_v040je02 ADI range:0-0.70.7 mg/kg bw/day - - - Health guidance value document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=55537e58c655318b; raw_unit=mg/kg bw; context=The Committee allocated an ADI of 0-0.7 mg/kg bw based on the NOEL of 70 mg/kg bw per day to which a 100-fold safety factor was applied.
INCHEM_WHO_jecfa_jecmono_v040je02 ADI range:0-0.20.2 mg/kg bw/day - - long-term Health guidance value document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=6d5e1dc28061c26e; raw_unit=mg/kg bw; context=At the forty-fourth meeting, the previously-established temporary ADI of 0-0.2 mg/kg bw was extended pending results from ongoing long-term studies in rodents.
INCHEM_WHO_jecfa_jecmono_v040je02 ADI range:0-0.70.7 mg/kg bw/day - - - Health guidance value document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=55537e58c655318b; raw_unit=mg/kg bw; context=The Committee allocated an ADI of 0-0.7 mg/kg bw based on the NOEL of 70 mg/kg bw per day to which a 100-fold safety factor was applied.
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =1500 mg/kg bw/day Dog oral 117-week Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=c44c2d79c1dd6e15; raw_unit=mg/kg; context=This ADI was derived from a NOEL of 1500 mg/kg of feed (equivalent to 37.5 mg/kg bw per day) in a 117-week feeding study in dogs on the basis of haematological changes observed at the next highest dose level of 5000 mg/kg feed (Annex 1, reference 39).
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =5000 mg/kg bw/day - dermal - Dermal toxicity document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=32220276e34cfec5; raw_unit=mg/kg; context=The NOEL was 5000 mg/kg (equal to 870 mg/kg bw per day) based on decreased body weight gain and increased incidence of mucosal hyperplasia of the forestomach and inflammation of both the nose and skin at higher doses (NTP, 1995).
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =50 mg/kg bw/day - oral long-term Chronic toxicity document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=acf8903bf2ce4df6; raw_unit=mg/kg bw per day; context=The NOEL for the long-term toxicity of TBHQ was 1250 mg/kg diet (equal to 50 mg/kg bw per day) based on an increased incidence of cysts and suppurative inflammation in the kidneys of males and an increased incidence of chronic inflammation of the kidneys of females at higher doses (NTP, 1995).
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =72 mg/kg bw/day Dog oral 112 weeks Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=af786adca6e22298; raw_unit=mg/kg bw per day; context=Under these study conditions, the NOEL for long-term toxicity in the dog was 1580 mg/kg diet (equal to 72 mg/kg bw per day) based on decreased haemoglobin and/or haematocrits at various time points throughout the study and decreased RBC counts at 112 weeks in high-dose dogs of both sexes.
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =870 mg/kg bw/day - - - Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=d66d0cb8b9cb1256; raw_unit=mg/kg bw per day; context=The NOEL for the study was 870 mg/kg bw per day.
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =125 mg/kg bw/day - oral - Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=d57c9123544f9124; raw_unit=mg/kg bw per day; context=The effect on pup body weight was late-occurring in terms of the lactation period and the NOEL was 0.25% diet, equivalent to 125 mg/kg bw per day.
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =70 mg/kg bw/day - - - Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=f045c53c68c878ec; raw_unit=mg/kg bw per day; context=The Committee allocated an ADI of 0-0.7 mg/kg bw based on the NOEL of 70 mg/kg bw per day to which a 100-fold safety factor was applied.
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =1500 mg/kg bw/day Dog oral 117-week Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=c44c2d79c1dd6e15; raw_unit=mg/kg; context=This ADI was derived from a NOEL of 1500 mg/kg of feed (equivalent to 37.5 mg/kg bw per day) in a 117-week feeding study in dogs on the basis of haematological changes observed at the next highest dose level of 5000 mg/kg feed (Annex 1, reference 39).
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =5000 mg/kg bw/day - dermal - Dermal toxicity document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=32220276e34cfec5; raw_unit=mg/kg; context=The NOEL was 5000 mg/kg (equal to 870 mg/kg bw per day) based on decreased body weight gain and increased incidence of mucosal hyperplasia of the forestomach and inflammation of both the nose and skin at higher doses (NTP, 1995).
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =50 mg/kg bw/day - oral long-term Chronic toxicity document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=acf8903bf2ce4df6; raw_unit=mg/kg bw per day; context=The NOEL for the long-term toxicity of TBHQ was 1250 mg/kg diet (equal to 50 mg/kg bw per day) based on an increased incidence of cysts and suppurative inflammation in the kidneys of males and an increased incidence of chronic inflammation of the kidneys of females at higher doses (NTP, 1995).
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =72 mg/kg bw/day Dog oral 112 weeks Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=af786adca6e22298; raw_unit=mg/kg bw per day; context=Under these study conditions, the NOEL for long-term toxicity in the dog was 1580 mg/kg diet (equal to 72 mg/kg bw per day) based on decreased haemoglobin and/or haematocrits at various time points throughout the study and decreased RBC counts at 112 weeks in high-dose dogs of both sexes.
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =870 mg/kg bw/day - - - Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=d66d0cb8b9cb1256; raw_unit=mg/kg bw per day; context=The NOEL for the study was 870 mg/kg bw per day.
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =125 mg/kg bw/day - oral - Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=d57c9123544f9124; raw_unit=mg/kg bw per day; context=The effect on pup body weight was late-occurring in terms of the lactation period and the NOEL was 0.25% diet, equivalent to 125 mg/kg bw per day.
INCHEM_WHO_jecfa_jecmono_v040je02 NOEL =70 mg/kg bw/day - - - Toxicology study document_id=jecfa_jecmono_v040je02; title=898. Butylhydroquinone, tert- (TBHQ) (WHO Food Additives Series 40); path=mirror/documents/jecfa/jecmono/v040je02.htm; row_hash=f045c53c68c878ec; raw_unit=mg/kg bw per day; context=The Committee allocated an ADI of 0-0.7 mg/kg bw based on the NOEL of 70 mg/kg bw per day to which a 100-fold safety factor was applied.
NTP_ICE_cancer 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP_ICE_cancer Top dose 0.5 % Mouse Dosed feed - In Vivo; NTP Carcinogenicity sheet=Data; excel_row=6337; Record_ID=cancer_431; Data_Type=In Vivo; Formulation_Name=t-Butylhydroquinone; Mixture=Chemical; DTXSID=DTXSID6020220; Assay=NTP Carcinogenicity; Endpoint=Top dose; Response=0.5; Response_Unit=%; Species=Mouse; Strain=B6C3F1; Sex=Male; Route=Dosed feed; Reference=TR-459; URL=https://ntp.niehs.nih.gov/publications/reports/tr/400s/tr459/index.html; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID6020220; URL_CEBS=https://doi.org/10.22427/NTP-DATA-DTXSID6020220
NTP_ICE_endocrine 7 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP_ICE_endocrine AC50 29.2127984648094 uM - - - ARPathway2016; AR Pathway Model, Agonist sheet=Integrated_approaches; excel_row=15234; RecordID=ARPathway2016_102; DatasetName=ARPathway2016; DTXSID=DTXSID6020220; Assay=AR Pathway Model, Agonist; Endpoint=AC50; Response=29.2127984648094; Response_Unit=uM; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID6020220; URL_CEBS=https://doi.org/10.22427/NTP-DATA-DTXSID6020220
NTP_ICE_endocrine AC50 48.2539301566622 uM - - - ERPathway2016; ER Pathway Model, Antagonist sheet=Integrated_approaches; excel_row=15240; RecordID=ERPathway2016_469; DatasetName=ERPathway2016; DTXSID=DTXSID6020220; Assay=ER Pathway Model, Antagonist; Endpoint=AC50; Response=48.2539301566622; Response_Unit=uM; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID6020220; URL_CEBS=https://doi.org/10.22427/NTP-DATA-DTXSID6020220
NTP_ICE_endocrine ACC 41.1169587807493 uM - - - ARPathway2016; AR Pathway Model, Agonist sheet=Integrated_approaches; excel_row=15235; RecordID=ARPathway2016_102; DatasetName=ARPathway2016; DTXSID=DTXSID6020220; Assay=AR Pathway Model, Agonist; Endpoint=ACC; Response=41.1169587807493; Response_Unit=uM; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID6020220; URL_CEBS=https://doi.org/10.22427/NTP-DATA-DTXSID6020220
NTP_ICE_endocrine ACC 53.1811754076137 uM - - - ERPathway2016; ER Pathway Model, Antagonist sheet=Integrated_approaches; excel_row=15241; RecordID=ERPathway2016_469; DatasetName=ERPathway2016; DTXSID=DTXSID6020220; Assay=ER Pathway Model, Antagonist; Endpoint=ACC; Response=53.1811754076137; Response_Unit=uM; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID6020220; URL_CEBS=https://doi.org/10.22427/NTP-DATA-DTXSID6020220
NTP_ICE_endocrine Model Score 0.0164 unitless - - - ARPathway2016; AR Pathway Model, Antagonist sheet=Integrated_approaches; excel_row=15236; RecordID=ARPathway2016_102; DatasetName=ARPathway2016; DTXSID=DTXSID6020220; Assay=AR Pathway Model, Antagonist; Endpoint=Model Score; Response=0.0164; Response_Unit=Unitless; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID6020220; URL_CEBS=https://doi.org/10.22427/NTP-DATA-DTXSID6020220
NTP_ICE_endocrine Model Score 0 unitless - - - ARPathway2016; AR Pathway Model, Agonist sheet=Integrated_approaches; excel_row=15237; RecordID=ARPathway2016_102; DatasetName=ARPathway2016; DTXSID=DTXSID6020220; Assay=AR Pathway Model, Agonist; Endpoint=Model Score; Response=0; Response_Unit=Unitless; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID6020220; URL_CEBS=https://doi.org/10.22427/NTP-DATA-DTXSID6020220
NTP_ICE_endocrine Model Score 0.00291 unitless - - - ERPathway2016; ER Pathway Model, Agonist sheet=Integrated_approaches; excel_row=15242; RecordID=ERPathway2016_469; DatasetName=ERPathway2016; DTXSID=DTXSID6020220; Assay=ER Pathway Model, Agonist; Endpoint=Model Score; Response=0.00291; Response_Unit=Unitless; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID6020220; URL_CEBS=https://doi.org/10.22427/NTP-DATA-DTXSID6020220
ToxRefDB_ToxRefDB_v3_pod.csv 20 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxRefDB_ToxRefDB_v3_pod.csv LEL =1000 mg/kg bw/day rat (fischer; Fischer 344) oral 0 week to 13 week SUB study_id=5695; toxval_study_source_id=studyid5695_Adult Pregnancy_F0_F_reproductive; toxval_effect_list=offspring survival early-birth index-birth index; dose_level=4; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =200 mg/kg bw/day rat (fischer; Fischer 344) oral 0 week to 13 week SUB study_id=5695; toxval_study_source_id=studyid5695_Adult Pregnancy_F1_F_reproductive; toxval_effect_list=reproductive performance-estrous cycle-length|reproductive performance-estrous cycle-periodicity|offspring survival early-dead fetuses-dead fetuses; dose_level=1; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =400 mg/kg bw/day rat (fischer; Fischer 344) oral 0 week to 13 week SUB study_id=5695; toxval_study_source_id=studyid5695_Adult Pregnancy_F1_M_reproductive; toxval_effect_list=offspring survival early-dead fetuses-dead fetuses; dose_level=2; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =750 mg/kg bw/day rat (fischer; Fischer 344) oral 0 week to 13 week SUB study_id=5695; toxval_study_source_id=studyid5695_Juvenile_F1_F_developmental; toxval_effect_list=offspring survival late-[other]-[other]; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =800 mg/kg bw/day rat (fischer; Fischer 344) oral 0 week to 13 week SUB study_id=5695; toxval_study_source_id=studyid5695_Juvenile_F1_M_developmental; toxval_effect_list=offspring survival late-[other]-[other]; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =2200 mg/kg bw/day mouse (b6c3f1; B6C3F1) oral 0 week to 13 week SUB study_id=5699; toxval_study_source_id=studyid5699_Adult_F0_F_systemic; toxval_effect_list=pathology microscopic-skin-inflammation|hematology-neutrophils-neutrophils|pathology microscopic-stomach-hyperplasia|in life observation-body weight-body weight gain|pathology microscopic-skin-hyperplasia|in life observation-body weight-body weight|pathology microscopic-nose-inflammation; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =1950 mg/kg bw/day mouse (b6c3f1; B6C3F1) oral 0 week to 13 week SUB study_id=5699; toxval_study_source_id=studyid5699_Adult_F0_M_systemic; toxval_effect_list=in life observation-body weight-body weight|pathology microscopic-skin-hyperplasia|pathology microscopic-nose-inflammation|in life observation-body weight-body weight gain|pathology microscopic-skin-inflammation|pathology microscopic-stomach-hyperplasia|hematology-neutrophils-neutrophils; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL >240 mg/kg bw/day rat (fischer; Fischer 344) oral 0 month to 30 month CHR study_id=5700; toxval_study_source_id=studyid5700_Adult_F0_F_NA; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =60 mg/kg bw/day rat (fischer; Fischer 344) oral 0 month to 30 month CHR study_id=5700; toxval_study_source_id=studyid5700_Adult_F1_F_systemic; toxval_effect_list=in life observation-clinical signs-fur (altered appearance)|in life observation-body weight-body weight|pathology microscopic-spleen-hemosiderosis; dose_level=1; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =50 mg/kg bw/day rat (fischer; Fischer 344) oral 0 month to 30 month CHR study_id=5700; toxval_study_source_id=studyid5700_Adult_F1_M_systemic; toxval_effect_list=in life observation-clinical signs-fur (altered appearance)|pathology microscopic-kidney-cyst|pathology microscopic-kidney-inflammation|pathology microscopic-spleen-hemosiderosis|in life observation-body weight-body weight|pathology microscopic-nose-hyperplasia; dose_level=1; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =700 mg/kg bw/day mouse (b6c3f1; B6C3F1) oral 0 week to 105 week CHR study_id=5704; toxval_study_source_id=studyid5704_Adult_F0_F_systemic; toxval_effect_list=in life observation-body weight-body weight; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LEL =600 mg/kg bw/day mouse (b6c3f1; B6C3F1) oral 0 week to 105 week CHR study_id=5704; toxval_study_source_id=studyid5704_Adult_F0_M_systemic; toxval_effect_list=hematology-reticulocyte-reticulocyte|in life observation-body weight-body weight; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv LOAEL =200 mg/kg bw/day rat (fischer; Fischer 344) oral 0 month to 30 month CHR study_id=5700; toxval_study_source_id=studyid5700_Adult_F1_M_systemic; toxval_effect_list=in life observation-body weight-body weight; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv NEL =500 mg/kg bw/day rat (fischer; Fischer 344) oral 0 week to 13 week SUB study_id=5695; toxval_study_source_id=studyid5695_Adult Pregnancy_F0_F_reproductive; toxval_effect_list=offspring survival early-birth index-birth index; dose_level=3; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv NEL >0 mg/kg bw/day rat (fischer; Fischer 344) oral 0 week to 13 week SUB study_id=5695; toxval_study_source_id=studyid5695_Adult Pregnancy_F1_F_reproductive; toxval_effect_list=reproductive performance-estrous cycle-length|offspring survival early-dead fetuses-dead fetuses|reproductive performance-estrous cycle-periodicity; dose_level=0; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv NEL =1100 mg/kg bw/day mouse (b6c3f1; B6C3F1) oral 0 week to 13 week SUB study_id=5699; toxval_study_source_id=studyid5699_Adult_F0_F_systemic; toxval_effect_list=pathology microscopic-nose-inflammation|in life observation-body weight-body weight|pathology microscopic-skin-hyperplasia|in life observation-body weight-body weight gain|pathology microscopic-stomach-hyperplasia|hematology-neutrophils-neutrophils|pathology microscopic-skin-inflammation; dose_level=2; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv NEL =880 mg/kg bw/day mouse (b6c3f1; B6C3F1) oral 0 week to 13 week SUB study_id=5699; toxval_study_source_id=studyid5699_Adult_F0_M_systemic; toxval_effect_list=in life observation-body weight-body weight|pathology microscopic-skin-hyperplasia|pathology microscopic-skin-inflammation|in life observation-body weight-body weight gain|pathology microscopic-nose-inflammation|pathology microscopic-stomach-hyperplasia|hematology-neutrophils-neutrophils; dose_level=2; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv NEL =300 mg/kg bw/day mouse (b6c3f1; B6C3F1) oral 0 week to 105 week CHR study_id=5704; toxval_study_source_id=studyid5704_Adult_F0_F_systemic; toxval_effect_list=in life observation-body weight-body weight; dose_level=2; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv NOAEL =120 mg/kg bw/day rat (fischer; Fischer 344) oral 0 month to 30 month CHR study_id=5700; toxval_study_source_id=studyid5700_Adult_F1_F_systemic; toxval_effect_list=pathology microscopic-spleen-hemosiderosis|in life observation-body weight-body weight|in life observation-clinical signs-fur (altered appearance); dose_level=2; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxRefDB_ToxRefDB_v3_pod.csv NOAEL =100 mg/kg bw/day rat (fischer; Fischer 344) oral 0 month to 30 month CHR study_id=5700; toxval_study_source_id=studyid5700_Adult_F1_M_systemic; toxval_effect_list=pathology microscopic-nose-hyperplasia|pathology microscopic-kidney-cyst|in life observation-body weight-body weight|in life observation-clinical signs-fur (altered appearance)|pathology microscopic-kidney-inflammation|pathology microscopic-spleen-hemosiderosis; dose_level=2; study_year=1997; study_citation=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; dsstox_substance_id=DTXSID6020220; admin_method=Feed; cas_source=toxval_ToxRefDB.xlsx:DTXSID; blob_url=https://clowder.edap-cluster.com/files/688cbadae4b02565bc3f8c07/blob; blob_sha256=69dd2da06ffc6a98a1bed684c347d8b2f31e6d35d607d4f2f83ebb6845a708d5
ToxValDB_ECOTOX 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxValDB_ECOTOX LOEL =2 % Rat oral subchronic; 56 days subchronic LONG_REF=Toxicol. Appl. Pharmacol.99(1): 37-49 Shibata,M.A., M. Yamada, H. Tanaka, M. Kagawa, and S. Fukushima Changes in Urine Composition, Bladder Epithelial Morphology, and DNA Synthesis in Male F344 Rats in Response to Ingestion of Bladder Tumor Promoters 1989; TITLE=Changes in Urine Composition, Bladder Epithelial Morphology, and DNA Synthesis in Male F344 Rats in Response to Ingestion of Bladder Tumor Promoters; AUTHOR=Shibata,M.A., M. Yamada, H. Tanaka, M. Kagawa, and S. Fukushima; DOI=10.1016/0041-008x(89)90109-9; QUALITY=Control type: Multiple entries; EXTERNAL_SOURCE_ID=106692; EXTERNAL_SOURCE_ID_DESC=ECOTOX Reference Number; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/6759bce8e4b0a7c65d37bc5f; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://cfpub.epa.gov/ecotox/; YEAR=1989; ORIGINAL_YEAR=1989; TOXICOLOGICAL_EFFECT=Biochemistry: pH|Genetics: DNA synthesis rate|Growth: Weight|Physiology: Fluid volume; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|gross pathology|other|urinalysis; STUDY_GROUP=ECOTOX:15601905:M:--; QC_CATEGORY=Data source QC'd by data provider prior to ECOTOX import; QC_STATUS=not determined; SOURCE_HASH=50af2c6dd752f9bcf8c16a45596688f4
ToxValDB_EFSA 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxValDB_EFSA NOAEL =72 mg/kg bw/day Dog oral chronic; 117 weeks chronic LONG_REF=EFSA AFC (2004). Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food on a request from the Commission related to tertiary-Butylhydroquinone (TBHQ). doi:10.2903/j.efsa.2004.84.; TITLE=Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food on a request from the Commission related to tertiary-Butylhydroquinone (TBHQ); AUTHOR=EFSA AFC; DOI=doi:10.2903/j.efsa.2004.84; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/65201d30e4b0f0a60ddd1165; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://zenodo.org/record/5076033#.Y9fEoXbMI2z; YEAR=2004; ORIGINAL_YEAR=2004; TOXICOLOGICAL_EFFECT=clinical chemistry; TOXICOLOGICAL_EFFECT_CATEGORY=clinical chemistry; STUDY_GROUP=EFSA_dup_-_15614209_15614210:M/F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_dfec24dbbf74dae8d359941e45c8b0c2
ToxValDB_GESTIS_DNEL 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxValDB_GESTIS_DNEL DNEL systemic =19.7 mg/m3 Human inhalation - Toxicity Value STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/6543dd69e4b045b9ff7cd87e; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://www.dguv.de/ifa/gestis/gestis-dnel-liste/index-2.jsp; STUDY_GROUP=GESTIS DNEL:15630439:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_8d2b863b38744ee07d8c933dc0e76d6e
ToxValDB_HESS 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxValDB_HESS NOEL =200 mg/kg bw/day Rat oral subchronic; 13 weeks subchronic STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/60da0df6e4b0a676289deacc; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://www.nite.go.jp/en/chem/qsar/hess_update-e.html; TOXICOLOGICAL_EFFECT=Clinical Observation: Hair discoloration|Blood Chemistry: Bile acid increase|Absolute Organ Weight: Lungs decrease|Relative Organ Weight: Right kidney increase, Liver increase, Lung decrease, Right testis increase|Histopathology: Spleen-Pigmentation; TOXICOLOGICAL_EFFECT_CATEGORY=clinical chemistry|clinical signs|nonneoplastic histopathology|organ weight; STUDY_GROUP=HESS:15639026:M/F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, and this record was expert reviewed; QC_STATUS=pass; SOURCE_HASH=ToxValhc_130133e079905e9ebcbdf258fa4bc916
ToxValDB_ToxRefDB 20 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxValDB_ToxRefDB LEL =1000 mg/kg bw/day Rat oral subchronic; 13 weeks subchronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5695; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=reproductive: offspring survival early-birth index-birth index; TOXICOLOGICAL_EFFECT_CATEGORY=reproduction; STUDY_GROUP=ToxRefDB_dup_-_15709804_15709805_15709806_15709807:F:F0adult-pregnancy; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_5be1143c2c51ce01663b8f528d9817b1
ToxValDB_ToxRefDB LEL =200 mg/kg bw/day Rat oral subchronic; 13 weeks reproduction developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5695; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=reproductive: reproductive performance-estrous cycle-length|reproductive: offspring survival early-dead fetuses-dead fetuses|reproductive: reproductive performance-estrous cycle-periodicity; TOXICOLOGICAL_EFFECT_CATEGORY=reproduction; STUDY_GROUP=ToxRefDB:15709808:F:F1adult-pregnancy; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_b3c45e4a71561fdf1ddad3c9581e1585
ToxValDB_ToxRefDB LEL =400 mg/kg bw/day Rat oral subchronic; 13 weeks reproduction developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5695; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=reproductive: offspring survival early-dead fetuses-dead fetuses; TOXICOLOGICAL_EFFECT_CATEGORY=reproduction; STUDY_GROUP=ToxRefDB_dup_-_15709809_15709810:M:F1adult-pregnancy; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_49a83b973d778aed379cb1bed23cbffa
ToxValDB_ToxRefDB LEL =750 mg/kg bw/day Rat oral subchronic; 13 weeks developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5695; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=developmental: offspring survival late-[other]-[other]; TOXICOLOGICAL_EFFECT_CATEGORY=development; STUDY_GROUP=ToxRefDB_dup_-_15709817_15709818:F:F1juvenile; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_8130c1adb4ef71d12a2080cd1cd6df94
ToxValDB_ToxRefDB LEL =800 mg/kg bw/day Rat oral subchronic; 13 weeks developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5695; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=developmental: offspring survival late-[other]-[other]; TOXICOLOGICAL_EFFECT_CATEGORY=development; STUDY_GROUP=ToxRefDB_dup_-_15709819_15709820:M:F1juvenile; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_c198de9116c0e1e4e3235ebc2fa7ec38
ToxValDB_ToxRefDB LEL =2200 mg/kg bw/day Mouse oral subchronic; 13 weeks subchronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5699; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: pathology microscopic-skin-inflammation|systemic: in life observation-body weight-body weight gain|systemic: hematology-neutrophils-neutrophils|systemic: pathology microscopic-stomach-hyperplasia|systemic: pathology microscopic-skin-hyperplasia|systemic: pathology microscopic-nose-inflammation|systemic: in life observation-body weight-body weight; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|hematology|nonneoplastic histopathology; STUDY_GROUP=ToxRefDB_dup_-_15709821_15709822_15709823_15709824:F:F0adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_c8a79a48a065a1aeae1d2f16375f9338
ToxValDB_ToxRefDB LEL =1950 mg/kg bw/day Mouse oral subchronic; 13 weeks subchronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5699; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: pathology microscopic-skin-hyperplasia|systemic: pathology microscopic-nose-inflammation|systemic: in life observation-body weight-body weight gain|systemic: pathology microscopic-skin-inflammation|systemic: in life observation-body weight-body weight|systemic: pathology microscopic-stomach-hyperplasia|systemic: hematology-neutrophils-neutrophils; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|hematology|nonneoplastic histopathology; STUDY_GROUP=ToxRefDB_dup_-_15709825_15709826_15709827_15709828:M:F0adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_491ad27cce42374e85a87e6d4c6d333a
ToxValDB_ToxRefDB LEL >240 mg/kg bw/day Rat oral chronic; 30 months chronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5700; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; STUDY_GROUP=ToxRefDB_dup_-_15709829_15709830_15709831_15709832:F:F0adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_97a74edcc7c07c8bde505f993e663054
ToxValDB_ToxRefDB LEL =60 mg/kg bw/day Rat oral chronic; 30 months reproduction developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5700; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: in life observation-clinical signs-fur (altered appearance)|systemic: in life observation-body weight-body weight|systemic: pathology microscopic-spleen-hemosiderosis; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|clinical signs|nonneoplastic histopathology; STUDY_GROUP=ToxRefDB_dup_-_15709837_15709838_15709839:F:F1adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_ba9689a1a738d40e2fe56d785a6a0e96
ToxValDB_ToxRefDB LEL =50 mg/kg bw/day Rat oral chronic; 30 months reproduction developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5700; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: in life observation-clinical signs-fur (altered appearance)|systemic: pathology microscopic-kidney-cyst|systemic: pathology microscopic-nose-hyperplasia|systemic: in life observation-body weight-body weight|systemic: pathology microscopic-kidney-inflammation|systemic: pathology microscopic-spleen-hemosiderosis; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|clinical signs|nonneoplastic histopathology; STUDY_GROUP=ToxRefDB_dup_-_15709840_15709841_15709842:M:F1adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_93e150218099cbef4990774239197563
ToxValDB_ToxRefDB LEL =700 mg/kg bw/day Mouse oral chronic; 105 weeks chronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5704; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: in life observation-body weight-body weight; TOXICOLOGICAL_EFFECT_CATEGORY=body weight; STUDY_GROUP=ToxRefDB_dup_-_15709843_15709844_15709845_15709846:F:F0adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_c010c4d7ba34ab21401f247cd847f878
ToxValDB_ToxRefDB LEL =600 mg/kg bw/day Mouse oral chronic; 105 weeks chronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5704; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: hematology-reticulocyte-reticulocyte|systemic: in life observation-body weight-body weight; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|hematology; STUDY_GROUP=ToxRefDB_dup_-_15709847_15709848_15709849_15709850:M:F0adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_5712f447fefcccf1ad2f3b4b4bae24b2
ToxValDB_ToxRefDB LOAEL =240 mg/kg bw/day Rat oral chronic; 30 months reproduction developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5700; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: in life observation-body weight-body weight; TOXICOLOGICAL_EFFECT_CATEGORY=body weight; STUDY_GROUP=ToxRefDB_dup_-_15709837_15709838_15709839:F:F1adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_83df6bcd3124853fcc469c086a83cf39
ToxValDB_ToxRefDB NEL =500 mg/kg bw/day Rat oral subchronic; 13 weeks subchronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5695; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=reproductive: offspring survival early-birth index-birth index; TOXICOLOGICAL_EFFECT_CATEGORY=reproduction; STUDY_GROUP=ToxRefDB_dup_-_15709804_15709805_15709806_15709807:F:F0adult-pregnancy; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_0a30d648cedb602566ef8423d36ba4f5
ToxValDB_ToxRefDB NEL =400 mg/kg bw/day Rat oral subchronic; 13 weeks developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Subchronic_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5695; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=developmental: offspring survival late-[other]-[other]; TOXICOLOGICAL_EFFECT_CATEGORY=development; STUDY_GROUP=ToxRefDB_dup_-_15709817_15709818:F:F1juvenile; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_21e4794217101e5da68f239020a8f5d4
ToxValDB_ToxRefDB NEL =1100 mg/kg bw/day Mouse oral subchronic; 13 weeks subchronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5699; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: in life observation-body weight-body weight|systemic: pathology microscopic-nose-inflammation|systemic: pathology microscopic-stomach-hyperplasia|systemic: pathology microscopic-skin-hyperplasia|systemic: hematology-neutrophils-neutrophils|systemic: pathology microscopic-skin-inflammation|systemic: in life observation-body weight-body weight gain; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|hematology|nonneoplastic histopathology; STUDY_GROUP=ToxRefDB_dup_-_15709821_15709822_15709823_15709824:F:F0adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_ce66d429d1fc0621e6039215b1944030
ToxValDB_ToxRefDB NEL =880 mg/kg bw/day Mouse oral subchronic; 13 weeks subchronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Subchronic_Mice; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5699; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: in life observation-body weight-body weight|systemic: pathology microscopic-skin-inflammation|systemic: pathology microscopic-stomach-hyperplasia|systemic: in life observation-body weight-body weight gain|systemic: hematology-neutrophils-neutrophils|systemic: pathology microscopic-nose-inflammation|systemic: pathology microscopic-skin-hyperplasia; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|hematology|nonneoplastic histopathology; STUDY_GROUP=ToxRefDB_dup_-_15709825_15709826_15709827_15709828:M:F0adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_8996ad7836d9754c347ab505d4839abd
ToxValDB_ToxRefDB NEL =300 mg/kg bw/day Mouse oral chronic; 105 weeks chronic LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F1 Mice (Feed Studies)_Chronic_Mice; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5704; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: in life observation-body weight-body weight; TOXICOLOGICAL_EFFECT_CATEGORY=body weight; STUDY_GROUP=ToxRefDB_dup_-_15709843_15709844_15709845_15709846:F:F0adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_41986a7b1bb18d0bcd15839dcc98d3b1
ToxValDB_ToxRefDB NOAEL =120 mg/kg bw/day Rat oral chronic; 30 months reproduction developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5700; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: pathology microscopic-spleen-hemosiderosis|systemic: in life observation-body weight-body weight|systemic: in life observation-clinical signs-fur (altered appearance); TOXICOLOGICAL_EFFECT_CATEGORY=body weight|clinical signs|nonneoplastic histopathology; STUDY_GROUP=ToxRefDB_dup_-_15709837_15709838_15709839:F:F1adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_e21f894d10a68e3d3f2d1f376e9f4a7c
ToxValDB_ToxRefDB NOAEL =100 mg/kg bw/day Rat oral chronic; 30 months reproduction developmental LONG_REF=NTP_1997_Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; TITLE=Toxicology and Carcinogenesis Studies of t-Butylhydroquinone (CAS No. 1948-33-0) in F344/N Rats and B6C3F(1) Mice (Feed Studies)_Long-term_Rats; AUTHOR=NTP; EXTERNAL_SOURCE_ID=5700; EXTERNAL_SOURCE_ID_DESC=ToxRefDB Study ID; STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66bca4a3e4b0a7c65d2a792a; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://github.com/USEPA/CompTox-ToxRefDB; YEAR=1997; ORIGINAL_YEAR=1997; TOXICOLOGICAL_EFFECT=systemic: pathology microscopic-kidney-inflammation|systemic: pathology microscopic-spleen-hemosiderosis|systemic: in life observation-clinical signs-fur (altered appearance)|systemic: pathology microscopic-kidney-cyst|systemic: pathology microscopic-nose-hyperplasia|systemic: in life observation-body weight-body weight; TOXICOLOGICAL_EFFECT_CATEGORY=body weight|clinical signs|nonneoplastic histopathology; STUDY_GROUP=ToxRefDB_dup_-_15709840_15709841_15709842:M:F1adult; QC_CATEGORY=Data source QC'd by data provider prior to ToxRefDB import; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_4de034e22dc19feb06e05f6e88518e57
ToxValDB_WHO_JECFA_ADI 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxValDB_WHO_JECFA_ADI ADI <=0.7 mg/kg Human oral - Toxicity Value STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/650afb5ee4b0d99f5a87aca6; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://apps.who.int/food-additives-contaminants-jecfa-database/; SUBSOURCE_URL=https://apps.who.int/food-additives-contaminants-jecfa-database/Home/Chemical/1900; YEAR=1997; ORIGINAL_YEAR=1997; STUDY_GROUP=WHO JECFA ADI:15715342:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_09b7e76a55f35c3ce99e0972fa981223
openFDA substances 4 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
openFDA substances FDA UNII substance identifier C12674942B UNII - - - chemical {"approval_status":null,"molecular_formula":"C10H14O2","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"C12674942B"}
openFDA substances FDA UNII substance identifier C12674942B UNII - - - chemical {"approval_status":null,"molecular_formula":"C10H14O2","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"C12674942B"}
openFDA substances FDA UNII substance identifier C12674942B UNII - - - chemical {"approval_status":null,"molecular_formula":"C10H14O2","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"C12674942B"}
openFDA substances FDA UNII substance identifier C12674942B UNII - - - chemical {"approval_status":null,"molecular_formula":"C10H14O2","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"C12674942B"}