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利用免疫组织化学技术对胎龄为９．５～２９周的１０例人胎儿内耳中碱性成纤维细胞生长因子（ｂＦＧＦ）和转化生长因子－β（ＴＧＦ－β１）的表达情况进行研究。免疫组织化学染色采用ＬＳＡＢ方法并参考Ｓｈｉ等火棉胶包埋人颞骨切片免疫组化染色技术。结果发现：ｂＦＧＦ及
The expression of basic fibroblast growth factor (bFGF) and transforming growth factor-β (TGF-β1) in 10 cases of human fetus with gestational age of 9.5-29 weeks was studied by immunohistochemistry. Immunohistochemical staining using LSAB method and reference Shi and other collodion embedded human temporal bone section immunohistochemical staining technique. The results found: bFGF and