Additional file 1 of Nylon-6/chitosan core/shell antimicrobial nanofibers for the prevention of mesh-associated surgical site infection

Additioanl file 1: Figure S1. Schematic representation of the co-axial electrospinning setup. Figure S2. Chemical structures of the proposed polymers and antimicrobial system. Figure S3. Fiber diameter distribution curves of the electrospun nanofibers. Figure S4. STEM micrographs of the core/shell NFs in different flow rates. Figure S5. FTIR-ATR spectra of (A) the raw and drug free fibers and (B) antimicrobial substance. Figure S6. FTIR-ATR region specific spectra of the drug containing nanofibrous mats. Figure S7. XPS survey of the electrospun nanofibrous mats. Figure S8. Absorbance spectra of 5CLO8Q and PHMB. Figure S9. Standard curves of PHMB and 5CLO8Q at pH 6.2 and 7.2. Table S1. XPS analysis of the C1s binding energies.