Liver tumor incidence in female Sprague-Dawley rats exposed to the chemical like 2,3,7,8-tetrachlorodibenzo-pdioxin (TCDD).

data(liver.tumor)

Format

A data frame with 6 observations on the following 3 variables.

conc

a numeric vector reporting the concentration of TCDD (ng/kg)

total

a numeric vector

incidence

a numeric vector

Source

National Toxicology Program. NTP technical report on the toxicology and carcinogenesis studies of 2,3,7,8-tetrachlorodibenzo-p-dioxin (tcdd) (CAS No. 1746-01-6) in female Harlan Sprague-Dawley rats (gavage studies). National Toxicology Program technical report series, (521):4--232, apr 2006.