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革兰氏染色液

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  • 4.44/

汇智和源生物技术(苏州)有限公司
13701268334 0512-57720223
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  • Brand  IPHASE(汇智泰康)
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  • Main Business:体外药物代谢产品,空白生物基质,遗传毒性产品,标准物质质控品
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Last Updated 2025-08-12 20:23

革兰氏染色液

革兰氏染色液

革兰氏染色法是细菌学中广泛使用的一种鉴别染色法,通过结晶紫初染和碘液媒染后,在细胞壁内形成了不溶于水的结晶紫与碘的复合物,革兰氏阳性菌细胞壁较厚,肽聚糖网层次较多且交联致密,乙醇脱色时,肽聚糖脱水使孔径缩小,故保留结晶紫-碘复合物在细胞膜上,呈紫色。革兰氏阴性菌细胞壁薄、外膜层类脂含量高、肽聚糖层薄且交联度差,脱色后类脂外膜迅速溶解,缝隙加大,结晶紫与碘复合物溶出,因此乙醇脱色后再经番红复染,呈红色。
Company Name 汇智和源生物技术(苏州)有限公司
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Business Scope 体外药物代谢产品,空白生物基质,遗传毒性产品,标准物质质控品
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