Histological studies were done by light microscopy and electron microscope. Liver tissue collagen were examined with V-G stain.
在光镜和电镜下观察肝细胞显微和超微结构的变化，用V - G染色观察肝组织胶原含量，用比色法检测血清肝功能。
Standard HE stain was performed for histological observation at the 1.5,3,6 and 12- month after the operation.
采用常规组织学方法，观察前十字韧带重建后这两种韧带止点在术后1.5、 3、 6、 12个月时的组织学表现。
The stain results were identical with that of H-E histological section.
观察结果与病理切片苏木精-伊红染色结果吻合。
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