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Target Organs and Levels of Evidence for TR-501

Toxicology and Carcinogenesis Studies of p,p'-Dichlorodiphenyl Sulfone (CASRN 80-07-9) in F344/N Rats and B6C3F1 Mice (Feed Studies)

Chemical (Study Title)
CASRN
Peer Review DatePrimary UsesRoute/Exposure LevelsStudy Laboratory
p,p'-Dichlorodiphenyl sulfone
80-07-9
05/18/2000Starting material in production of plasticsDosed-Feed
MR: 0, 10, 30, OR 100 PPM; FR & MICE: 0, 30, 100, OR 300 PPM; 50/SEX/DOSE
Battelle Columbus Laboratory

Levels of Evidence

Male Rats: No Evidence
TypeOrgan/Tissue (Lesion)
Non-Neoplastic Lesions
  • LIVER: CENTRILOBULAR HYPERTROPHY
Female Rats: No Evidence
TypeOrgan/Tissue (Lesion)
Non-Neoplastic Lesions
  • LIVER: CENTRILOBULAR HYPERTROPHY; BILE DUCT HYPERPLASIA; CENTRILOBULAR DEGENERATION
Male Mice: No Evidence
TypeOrgan/Tissue (Lesion)
Non-Neoplastic Lesions
  • LIVER: CENTRILOBULAR HYPERTROPHY
Female Mice: No Evidence
TypeOrgan/Tissue (Lesion)
Non-Neoplastic Lesions
  • LIVER: CENTRILOBULAR HYPERTROPHY; EOSINOPHILIC FOCUS