方法制作犬乳恒牙替换期牙槽骨组织切片，采用免疫组化检测破骨细胞中CNP的表达情况。

Methods By immunohistochemical experiment on different period of dog's alveolar bones to find if CNP were expressed in osteoclasts.

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目的：探讨犬乳恒牙替换过程中血管内皮生长因子（ VEGF）在犬恒牙胚发育中的表达及意义。

Objective To study the expression and significance of Vascular Endothelial Growth Factor(VEGF) in the development of dogs permanent teeth germs.

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目的：观察淫羊藿总黄酮注射液（EFI）对犬急性实验性心肌梗死的治疗作用及对H_2O_2诱导乳鼠心肌细胞凋亡的影响。

Objective:To observe the protective effect of epimedium flavonoids injection (EFI) on acute myocardial infarction (AMI) in dogs, and on H_2O_2-induced apoptosis in neonatal rat cardiomyo- cytes.

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