方法：采用免疫组织化学染色技术，观测小鼠牙齿发育各阶段标本中DSPP的表达。
METHODS: Examine the expression of DSPP in mice at different stages by immunohistochemical technique.
方法应用免疫组织化学染色技术检测血管内皮生长因子（VEGF）及ECM-1在胃癌及正常胃组织中的表达。
Methods Vascular endothelial growth factor(VEGF) and ECM-1 expression in gastric cancer and normal gastric tissues were detected by immunohistochemical method.
方法应用免疫组织化学染色技术，以正常皮肤和正常瘢痕作对照，观察了瘢痕疙瘩和增殖性瘢痕中vegf和PCNA的表达。
Method With immunohistochemistry technique, the expression of VEGF and PCNA in keloids and hypertrophic scars was investigated, and the normal skins and scars were taken as controls.
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