Methods b-FGF expressions were examined by RNA dot blot hybridization and immunohistochemical staining in specimens of 40 normal prostate tissues(NP)and 38 BPH tissues.

• 方法采用斑点杂交技术和免疫组化染色测定40例正常前列腺(NP)、38例前列腺增生症(BPH)组织中b-FGF的表达情况。