treatment of the rats with tcdd ( 16 nmol/kg ) , the 6-substituted-1,3,8-tricdfs ( 50 mumol/kg ) and tcdd plus the 6-substituted-1,3,8-tricdfs showed that most of the substituted congeners were either inactive ( 6-methyl , ethyl , propyl , i-propyl , t-butyl ) or weak ( 6-cyclohexyl , nitro ) inducers of ahh and erod activities , whereas tcdd caused an 8.1- and 58-fold induction of these enzyme activities respectively .
C0003927
ahh
C0059735
erod