Monocationic Chlorin Photosensitizer for Efficient Photoinactivation of Antibiotic-Resistant Gram-Negative Microorganisms

IF 0.8 4区 化学 Q4 CHEMISTRY, MULTIDISCIPLINARY
A. V. Kustov, N. V. Kukushkina, E. V. Lyalyakina, N. N. Solomonova, A. K. Gagua,  O. I. Koifman, D. B. Berezin
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引用次数: 0

Abstract

A water-soluble monocationic chlorin photosensitizer for antimicrobial photodynamic therapy of superficial localized infections has been proposed. The antimicrobial activity of this compound against planktonic forms of nosocomial antibiotic-resistant gram-negative pathogens, Pseudomonas aeruginosa, Enterobacter cloacae, and Acinetobacter baumannii, has been studied in comparison with the activity of the photosensitizer Fotoran e6, widely used in the clinical photodynamic therapy of tumors. It has been shown that both photosensitizers possess low dark toxicity; however, the light toxicity of the monocationic chlorin is higher by several orders of magnitude, and it can be proposed as a new agent for the antimicrobial photodynamic therapy.

Abstract Image

单氯光敏剂对耐药革兰氏阴性微生物的高效光失活研究
提出了一种用于局部浅表感染抗菌光动力治疗的水溶性单阳离子氯光敏剂。该化合物对浮游形式的医院耐药革兰氏阴性病原体(铜绿假单胞菌、阴沟肠杆菌和鲍曼不动杆菌)的抗菌活性已与光敏剂Fotoran e6的活性进行了比较研究,Fotoran e6广泛用于临床光动力治疗肿瘤。研究表明,这两种光敏剂都具有较低的暗毒性;然而,单氯离子的光毒性要高几个数量级,可以作为一种新的抗微生物光动力治疗剂。
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来源期刊
Doklady Chemistry
Doklady Chemistry 化学-化学综合
CiteScore
1.20
自引率
12.50%
发文量
7
审稿时长
6-12 weeks
期刊介绍: Doklady Chemistry is a journal that publishes new research in chemistry and chemical engineering of great significance. Initially the journal was a forum of the Russian Academy of Science and published only best contributions from Russia in the form of short articles. Now the journal welcomes submissions from any country in the English or Russian language. Every manuscript must be recommended by Russian or foreign members of the Russian Academy of Sciences.
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