The avascular necrosis model was made on left femoral head by use of liquefied nitrogen. The expression of VEGF165 gene was examined by immunohistochemical method.
采用液氮冷冻法制作狗股骨头缺血坏死模型，将细胞骨材料复合物植入缺血坏死股骨头内。
The avascular necrosis model was made on left femoral head by use of liquefied nitrogen. The expression of VEGF165 gene was examined by immunohistochemical method.
采用液氮冷冻法制作狗股骨头缺血坏死模型，将细胞骨材料复合物植入缺血坏死股骨头内。
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