Fig. 5: Smart bandage for the detection of bacterial toxin in the infected wound.
From: MXene-based flexible electronic materials for wound infection detection and treatment

a Anatomical view of smart bandage. b Working mechanism of virulence factor detection by using smart bandage. c The preparation process of flexible electrode. d Electrochemical working process of MXene/AuNPS/peptides for the detection of sortase A. e Schematic diagram of wound virulence detection by using smart bandage. Reprinted with permission from ref. 78. Copyright 2023 Elsevier.