Proteus vulgaris nonhuman 2 Anti-Bacterial Agents 1 Antibacterial activity 1 Article 1 Bacillus 1 Bacillus subtilis 1 Bacteria 1 Bacterial Physiological Phenomena 1 Cell Survival 1 Colonisation 1 Enterobacter aerogenes 1 Enterococcus faecalis 1 Klebsiella pneumoniae 1 Lichens 1 Malaysia 1 Metal Nanoparticles 1 Mobile phone 1 Parmotrema praesorediosum 1 Parmotrema praesorediosum extract 1 Particle Size 1 Plant Extracts 1 Pseudomonas aeruginosa 1 Salmonella typhi 1 Serratia marcescens 1 Silver 1 Silver nanoparticles 1 Staphylococci 1 Staphylococcus aureus 1 Staphylococcus epidermidis 1