Related by context. Frequent words. (Click for all words.) 87 microorganisms 80 microbes 78 bacteria 78 organisms 74 pathogens 71 microorganism 69 bacterium 69 bacterial 68 fungi 68 microbial 65 organism 64 harmful bacteria 64 microbe 64 biofilms 63 Bacteria 62 pathogen 62 marine organisms 60 enzymes 60 prions 60 malaria parasite 60 germs 59 biofilm 59 organic compounds 59 bacteria viruses 58 algae 57 insects 57 fungal 57 yeasts 56 proteins 56 contaminants 56 biomolecules 56 Microbial 56 spores 56 cyanobacteria 55 parasites 55 pathogenic 55 mites 55 viruses 54 tumor cells 54 resistant bacteria 54 chemical reactions 54 antibiotic resistant bacteria 54 yeast cells 54 fungus 54 organic molecules 54 Microbes 54 nematodes 54 yeast 54 dust mites 54 parasite 54 molecules 53 mosquito larvae 53 toxins 53 chemical compounds 53 algal 53 larvae 53 epithelial cells 52 antibacterial 52 Enzymes 52 S. aureus 52 acids 52 cancerous cells 52 bacterial infections 52 malignant cells 52 aquatic species 52 Staphylococcus aureus 51 photosynthesis 51 mammalian cells 51 impurities 51 nanoparticles 51 germ 51 prion 51 influenza viruses 51 residues 51 Bacterial 50 lichens 50 ultraviolet light 50 phytoplankton 50 nanomaterials 50 mold spores 50 allergens 50 macrophages 50 Escherichia coli 50 H. pylori 50 gastrointestinal tract 50 chemicals 50 insect pests 50 superbugs 49 flu viruses 49 tissues 49 toxin 49 membranes 49 resistant strains 49 immune cells 49 UV light 49 microbiological 49 biologically active 49 plankton 48 antimicrobials 48 Listeria 48 cellulose