Fig. 9: Antibacterial hydrogels for wound healing. | npj Flexible Electronics

Fig. 9: Antibacterial hydrogels for wound healing.

From: Hydrogel-based flexible materials for diabetes diagnosis, treatment, and management

Fig. 9

a Computer simulation on killing mechanism by DMDC-Q hydrogel: the ‘suctioning’ of Pseudomonas aeruginosa’s lipopolysaccharide (LPS) on bacterial membrane (lipid bilayer) by DMDC-Q hydrogel after 50 ns141. b Morphology of various pathogens in contact with DMDC-Q-g-EM hydrogel. Arrows indicate lesions and holes on the cell membranes. c Synthesis of GA-Ag NPs (i) and fabrication of GA-Ag NP hydrogel (ii) for combined antibacterial and photothermal effect to eliminate bacteria synergistically142. d Staphylococcus aureus-infected wounds with different treatment groups over a period of 7 days: phosphate buffer solution (PBS) (blank) (I); carrageenan hydrogel (control) (II); GA-Ag NP hydrogel (III); PBS + NIR (IV); Carrageenan hydrogel + NIR (IV); GA-Ag NP hydrogel + NIR (VI). Reprinted with permission from refs. 141,142. Copyright 2011 Nature Publishing Group and 2019 Elsevier.

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