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Merck
모든 사진(2)

주요 문서

C4461

Sigma-Aldrich

Colistin sulfate salt

≥19,000 IU/mg

동의어(들):

Polymyxin E

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About This Item

CAS Number:
EC Number:
MDL number:
UNSPSC 코드:
51102829
eCl@ss:
34050906
NACRES:
NA.85

양식

powder

Quality Level

특이 활성도

≥19,000 IU/mg

항생제 활성 스펙트럼

Gram-negative bacteria

동작 모드

cell membrane | interferes

저장 온도

2-8°C

SMILES string

[S](=O)(=O)(O)O.N1[C@H](C(=O)NCC[C@@H](C(=O)N[C@H](C(=O)N[C@@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C1=O)CCN)CCN)CC(C)C)CC(C)C)CCN)NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)CCCCC(CC)C)CCN)[C@H](O)C)CCN)[C@H](O)C

InChI

1S/C53H100N16O13.H2O4S/c1-9-30(6)12-10-11-13-41(72)60-33(14-20-54)48(77)69-43(32(8)71)53(82)65-36(17-23-57)45(74)64-38-19-25-59-52(81)42(31(7)70)68-49(78)37(18-24-58)62-44(73)34(15-21-55)63-50(79)39(26-28(2)3)67-51(80)40(27-29(4)5)66-46(75)35(16-22-56)61-47(38)76;1-5(2,3)4/h28-40,42-43,70-71H,9-27,54-58H2,1-8H3,(H,59,81)(H,60,72)(H,61,76)(H,62,73)(H,63,79)(H,64,74)(H,65,82)(H,66,75)(H,67,80)(H,68,78)(H,69,77);(H2,1,2,3,4)/t30?,31-,32-,33+,34+,35+,36+,37+,38+,39+,40-,42+,43+;/m1./s1

InChI key

ZJIWRHLZXQPFAD-LRYSGCCDSA-N

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일반 설명

Chemical structure: peptide

애플리케이션

Colistin sulfate is used to permeabilize bacterial cell membranes and to study mannose-resistant haemagglutination and antibiotic resistance in certain organisms such as A. baumannii . It has been used to study hephrotoxicity in the rat kidney , and MICs, time-kill kinetics, and postantibiotic effect (PAE) against Pseudomonas aeruginosa .

생화학적/생리학적 작용

Mode of Action: Binds to lipids on the cell cytoplasmic membrane of Gram-negative bacteria and disrupts the cell wall integrity.
Antimicrobial spectrum: Gram-negative bacteria.
Mode of Action: Binds to lipids on the cell cytoplasmic membrane of Gram-negative bacteria and disrupts the cell wall integrity.
Antimicrobial spectrum: Gram-negative bacteria. It is proposed that renal reabsorption of colistin may involve organic cation transporters and peptide transporters and that the process is sensitive to pH .

분석 메모

Freely soluble in water, practically insoluble in acetone and in ethanol (96%)

기타 정보

Keep container tightly closed in a dry and well-ventilated place.

관련 제품

제품 번호
설명
가격

픽토그램

Skull and crossbones

신호어

Danger

유해 및 위험 성명서

예방조치 성명서

Hazard Classifications

Acute Tox. 3 Oral

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges


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문서 라이브러리 방문

Peng Cui et al.
Antimicrobial agents and chemotherapy, 60(11), 6867-6871 (2016-09-08)
Persisters are small populations of quiescent bacterial cells that survive exposure to bactericidal antibiotics and are responsible for many persistent infections and posttreatment relapses. However, little is known about how to effectively kill persister bacteria. In the work presented here
Deepesh Nagarajan et al.
Science advances, 5(7), eaax1946-eaax1946 (2019-07-30)
Drug resistance is a public health concern that threatens to undermine decades of medical progress. ESKAPE pathogens cause most nosocomial infections, and are frequently resistant to carbapenem antibiotics, usually leaving tigecycline and colistin as the last treatment options. However, increasing
Lisa M Leung et al.
Journal of clinical microbiology, 57(3) (2018-12-21)
Acinetobacter baumannii is a prevalent nosocomial pathogen with a high incidence of multidrug resistance. Treatment of infections due to this organism with colistin, a last-resort antibiotic of the polymyxin class, can result in the emergence of colistin-resistant strains. Colistin resistance
Lang Sun et al.
Antimicrobial agents and chemotherapy, 64(6) (2020-04-02)
Polymyxins are increasingly used as the critical last-resort therapeutic options for multidrug-resistant Gram-negative bacteria. Unfortunately, polymyxin resistance has increased gradually over the past few years. Although studies on polymyxin mechanisms are expanding, systemwide analyses of the underlying mechanism for polymyxin
José María Saugar et al.
Antimicrobial agents and chemotherapy, 50(4), 1251-1256 (2006-03-30)
Acinetobacter baumannii has successfully developed resistance against all common antibiotics, including colistin (polymyxin E), the last universally active drug against this pathogen. The possible widespread distribution of colistin-resistant A. baumannii strains may create an alarming clinical situation. In a previous

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