Autoradiography indicats that the black silver granules of IN distribute in cell membrane, plasm and nucleaus, after injection IN 12h,the average quantities of silver granules are higher than 41u 7h, 24h and 36h.

• 放射自显影结果显示,在肿瘤细胞的细胞膜、细胞浆及细胞核均有黑色的银颗粒分布,且在用药后12h时肿瘤组织中的平均银颗粒数目要高于4h、7h、24h、36h。