when administered orally during gestation , diethylstilbestrol ( des ) , zeranol ( zn ) , and 3,4,3',4'-tetrachlorobiphenyl ( 4cb ) but not cadmium ( cd ) exhibited significant developmental toxicity , including elevated embryo- and fetolethality and reduced fetal weight , in sprague-dawley rats .
C0032961
gestation
C0012203
diethylstilbestrol