Compared with control group, the cardiac collagen volume fraction (CVF) did not increased until day 14th and developed continuously afterward.

与对照组比较，心肌胶原容积分数于术后14天方明显增加，并持续增高。

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Cobra venom factor (CVF) is a nontoxic glycoprotein present in cobra venom with strong complement-activating activity through the alternative pathway.

眼镜蛇毒因子(CVF)是一种具有补体激活活性的糖蛋白。

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Objective To investigate the effect of purified cobra venom factor (CVF) in rats and the efficacy in preventing hyperacute rejection (HAR) after discordant xenotransplantation.

目的探讨眼睛蛇毒因子（CVF）对血清总补体活性及对豚鼠到大鼠异种心脏移植超急性排斥反应的影响。

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Objective To investigate the effect of purified cobra venom factor (CVF) in rats and the efficacy in preventing hyperacute rejection (HAR) after discordant xenotransplantation.

目的探讨眼睛蛇毒因子（CVF）对血清总补体活性及对豚鼠到大鼠异种心脏移植超急性排斥反应的影响。

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