Antimicrobial tests. (A to E) Disk assays on E. coli, B. anthracis, S. aureus, B. suis, and A. niger, respectively. (F) Antimicrobial efficiency of composite mat on E. coli. A is AgNO3-PVP/APTMS/TEOS mat, B is AgNO3-PVP/TEOS, C is PVP/APTMS/TEOS, and D is a control clean filter paper.
Umar et al. Nanoscale Research Letters 2013 8:164 doi:10.1186/1556-276X-8-164