1. Polymyxin-based photosensitizer for the potent and selective killing of Gram-negative bacteria.
- Author
-
Ucuncu M, Mills B, Duncan S, Staderini M, Dhaliwal K, and Bradley M
- Subjects
- Animals, Anti-Bacterial Agents chemistry, Erythrocytes drug effects, Escherichia coli growth & development, Escherichia coli Infections drug therapy, Hemolysis drug effects, Humans, Light, Methylene Blue chemistry, Photochemotherapy, Photosensitizing Agents chemistry, Polymyxin B chemistry, Pseudomonas aeruginosa growth & development, Skin drug effects, Skin microbiology, Skin radiation effects, Swine, Anti-Bacterial Agents administration & dosage, Escherichia coli drug effects, Methylene Blue administration & dosage, Photosensitizing Agents administration & dosage, Polymyxin B administration & dosage, Pseudomonas aeruginosa drug effects
- Abstract
Here we report the synthesis of a novel methylene blue-polymyxin conjugate and demonstrate its light-mediated killing of Gram-negative bacteria on skin models of infection demonstrating a 10
8 decrease in bacterial colony-forming units.- Published
- 2020
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