The expression of tyrosine aminotransferase in SMMC-772 1cells was induced by dexamethasone in a tim e-dependent and dose- dependent manner,but the maximal induction was low.

• Dex能够诱导 SMMC- 772 1细胞酪氨酸转氨酶 m RNA的表达 ,且具有剂量依赖性和时间依赖性特点 ,但诱导倍数偏低。