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Key Documents

5291

Sigma-Aldrich

硫酸多粘菌素 B

Polymyxin B Sulfate, CAS 1405-20-5, is an antibiotic that is effective against Gram-positive bacteria. Inhibits phospholipid-sensitive Ca2+-dependent protein kinases.

别名:

硫酸多粘菌素 B

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About This Item

CAS号:
MDL號碼:
分類程式碼代碼:
12352200
NACRES:
NA.77

品質等級

形狀

solid

製造商/商標名

Calbiochem®

儲存條件

OK to freeze

顏色

white to off-white

溶解度

water: 25 mg/mL

運輸包裝

ambient

儲存溫度

10-30°C

InChI

1S/C48H82N16O13.H2O4S/c1-27(2)24-37-47(76)59-32(11-19-52)41(70)56-31(10-18-51)43(72)61-35(14-22-65)39(68)54-21-13-34(45(74)57-33(12-20-53)44(73)64-38(48(77)63-37)25-28-6-4-3-5-7-28)60-42(71)30(9-17-50)58-46(75)36(15-23-66)62-40(69)29(8-16-49)55-26-67;1-5(2,3)4/h3-7,26-27,29-38,65-66H,8-25,49-53H2,1-2H3,(H,54,68)(H,55,67)(H,56,70)(H,57,74)(H,58,75)(H,59,76)(H,60,71)(H,61,72)(H,62,69)(H,63,77)(H,64,73);(H2,1,2,3,4)

InChI 密鑰

HNDFYNOVSOOGDU-UHFFFAOYSA-N

一般說明

多粘菌素B是一种多肽抗菌药物,属于多粘菌素家族。对革兰氏阴性菌均有抑制作用,例如铜绿假单胞菌、鲍曼不动杆菌、肠杆菌、克雷伯氏菌。硫酸多粘菌素B是硫酸多粘菌素B1和硫酸多粘菌素 B2的混合物。

應用

硫酸多粘菌素B - CAS 1405-20-5 – Calbiochem已用于:
  • 中和牛血清白蛋白中的内毒素
  • 肝星状细胞(HSC)的体外治疗
  • 作为抗生素用于大肠杆菌侧支敏感和交叉耐药分析

生化/生理作用

多粘菌素B具有抗内毒素活性。它与脂多糖(LPS)分子的脂质A结合,通过置换革兰氏阴性菌外膜的Ca2+和Mg2+促进渗透。

警告

毒性:有害(C)

其他說明

Lucas, M., et al. 1994.生物化学。Pharmacol.47, 667.
Ngezahayo, A. and Kolb, H.A.1993.Pflugers Arch.422, 413.
Kubo, M. and Okada, Y. 1992.J. Physiol.456, 351.
Strasser, S.H., et al. 1992.Circ.Res.70, 1304.
Hegemann, L., et al. 1991.Eur. J. Pharmacol.207, 17.
Inaba, H. and Filkins, J.P. 1991.Am. J. Physiol.261, R26.
Marra, M.N., et al. 1990.J. Immunol.144, 662.

法律資訊

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Oral

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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Andrea Kwa et al.
Expert review of anti-infective therapy, 5(5), 811-821 (2007-10-05)
Hospital-acquired infections due to multidrug-resistant gram-negative bacteria constitute major health problems, since the medical community is continuously running out of available effective antibiotics and no new agents are in the pipeline. Polymyxins, a group of antibacterials that were discovered during
Guiqin Wu et al.
Cell chemical biology, 28(4), 524-536 (2021-01-13)
Aggregation can be selectively induced by aggregation-prone regions (APRs) contained in the target proteins. Aggregation-inducing antimicrobial peptides (Pept-ins) contain sequences homologous to APRs of target proteins and exert their bactericidal effect by causing aggregation of a large number of proteins.
Anna M Bischofberger et al.
Environmental microbiology, 22(7), 2664-2679 (2020-03-13)
Bacteria in nature often encounter non-antibiotic antibacterials (NAAs), such as disinfectants and heavy metals, and they can evolve resistance via mechanisms that are also involved in antibiotic resistance. Understanding whether susceptibility to different types of antibacterials is non-randomly associated across
Ivan Denisov et al.
Luminescence : the journal of biological and chemical luminescence, 33(6), 1054-1061 (2018-06-22)
In the present study, we demonstrate the use of a disposable luciferase-based microfluidic bioassay chip for environmental monitoring and methods for fabrication. The designed microfluidic system includes a chamber with immobilized enzymes of bioluminescent bacteria Photobacterium leiognathi and Vibrio fischeri
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Tetrahydroxy stilbene glucoside (TSG) has been reported to exert a cytoprotective effect against various toxicants. However, the function and mechanism of TSG in palmitic acid (PA)-induced inflammation and apoptosis in cardiomyocytes are still unknown. The present study was designed to

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