ICE SECTIONS WATCHING ON THE CHANGS OF ALP ISOENZYME AND ACP ISOENZYME IN LIVER AT THE EARLY STAGE OF GASTRIC CANCER INDUCED BY MNNG

• MNNG诱发大鼠胃癌前期肝中碱性磷酸酶、酸性磷酸酶同工酶变化的冰冻切片观察