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λ-Carrageenan

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Chemical Structure| 9064-57-7 同义名 : 角叉胶
CAS号 : 9064-57-7
货号 : A1147157
分子式 : -
纯度 : Viscosity min. 70 mPa-s(0.3 %, H2O, 25 deg-C)
分子量 : 0
MDL号 : MFCD00151513
存储条件:

粉末 Sealed in dry,Room Temperature

液体 -20°C:3-6个月-80°C:12个月

溶解度 :

H2O: 25 mg/mL,配合低频超声助溶

动物实验配方:
生物活性
描述 λ-Carrageenan is a seaweed polysaccharide which has been generally used as pro-inflammatory agent in the basic research. λ-Carrageenan is a potent antitumor agent. 6 weeks old mice with high dietary Lambda-Carrageenan consumption showed altered colonic microbiota composition that resulted in degradation of the colonic mucus layer, a raised fecal LPS level, and a decrease in the presence of bacterially derived short-chain fatty acids[1]. λ-Carrageenan (50 mg/kg every two days; intratumoral injection) inhibits tumor growth in B16-F10 and 4T1 bearing mice. λ-carrageenan exhibits considerable antitumor effect via intratumoral injection and significantly improves the tumor immune response with increased infiltrates of immunostimulating cells and increases production of proinflammatory cytokines[2].
参考文献

[1]Wei Wu, Dongsheng Zhou, Rongrong Xuan, Jiawei Zhou, Jingwangwei Liu, Juanjuan Chen, Hui Han, Tingting Niu, Xingxing Li, Haimin Chen, Feng Wang. λ-carrageenan exacerbates Citrobacter rodentium-induced infectious colitis in mice by targeting gut microbiota and intestinal barrier integrity, Pharmacological Research. 2021; 174: 105940.

[2]Luo M, Shao B, Nie W, et al. Antitumor and Adjuvant Activity of λ-carrageenan by Stimulating Immune Response in Cancer Immunotherapy. Sci Rep. 2015; 5: 11062.