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脂多糖/LPS buy in Shanghai
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脂多糖/LPS

脂多糖/LPS

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英文名称:LPS;Lipopolysaccharides from Escherichia coli 055:B5 级别:BR Purified by:phenol extraction total impurities :<3% Protein (Lowry) Protein by bowry:<3.0% Solubility:Clear to hazy colorless to light yellow-green solution at 5mg/ml in water 性状:类白色至黄褐色粉末 用途:生化研究。可作脂质和多糖的复合物;为革兰氏阴性细菌细胞壁的主要成分,脂多糖是内毒素和重要群特异性抗原(O抗原)。脂多糖由三部分组成。脂质A(Lipid A)为构成内毒素活性的糖脂,以共价键联结到杂多糖链,有两部分:一是核心多糖,在有关的株内是恒定的;另一O特异性链(O-specific chain)是高度可变的。大肠杆菌的脂多糖在实验室免疫学中是常用的B细胞促分裂因子即多克隆活化因子(polyclonal activator) 保存:2~8℃
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脂多糖/LPS
脂多糖/LPS
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