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表皮生长因子(EGF)对绵羊毛囊体外培养影响的研究 被引量:5

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摘要 分别设100、20、2、0.2ng/ml浓度梯度和对照组,研究表皮生长因子(EGF)对绵羊毛囊形态影响及生长调控机理。结果表明:EGF促毛囊生长作用随浓度的增加而降低,促毛囊生长的最适浓度为20ng/ml,2~20ng/ml促生长作用明显,100ng/ml对毛囊生长有抑制作用,20ng/mlEGF和10ng/mlIGF-I联合作用促毛囊生长达到高峰。20ng/mlEGF及与10ng/mlIGF-I二者联合对体外培养毛囊生长长度与培养天数呈明显的正相关,以0.122和0.183的斜率较恒定地刺激毛囊的生长,直到第8天后毛囊的生长速度才明显降低。
出处 《中国草食动物》 2007年第3期12-14,共3页 China Herbivores
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