the compounds ( 0.1 mm or less ) to be tested were incubated with microsomes isolated from livers of phenobarbital-treated chick embryos ( p-450 content averaged 1.81 +/- 0.27 nmol/mg protein , means +/- sd , n = 5 ) and nte ( average of 13.8 nmol/min/mg protein ) from untreated chick embryo brains .
C0423896
content
C0006104
brains