of the model inducers used for comparison only pregenolone-16 alpha-carbonitrile ( pcn ) produced a similarly strong hyperplastic response while liver enlargement elicited by a alpha-hexachlorocyclohexane ( alpha-hch ) , phenobarbital ( pb ) and 3-methylcholanthrene ( 3-mc ) was partly or exclusively due to hypertrophy .
C0019209
liver enlargement
C0020564
hypertrophy