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Abstract:
通过热水浸提,醋酸酸提及胃蛋白酶促提从鲢鱼皮中提取得到水溶性胶原蛋白(RSC),酸溶性胶原蛋白(ASC)和酶溶性胶原蛋白(PSC),并分析其部分性质。鲢鱼皮中RSC,ASC和PSC的得率以湿基计分别为13.2%,11.8%和13.6%;RSC,ASC和PSC的紫外光谱分析表明,其最大吸收峰都接近231 nm,但在280 nm处的吸收很小;傅立叶变换红外光谱结果表明鲢鱼皮胶原蛋白具有特殊的三螺旋结构;SDS-PAGE电泳图谱显示鲢鱼皮胶原蛋白有两条α链(α1和α2)和β链,表明该胶原为典型的I型胶原蛋白;鲢鱼皮RSC,ASC和PSC热变性温度分别为27.1℃,31.3℃和30.5℃。这些结果为进...
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食品工业
ISSN: 1004-471X
CN: 31-1532/TS
Year: 2012
Issue: 09
Volume: 33
Page: 10-13
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 4
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