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  1. Gut bacterium, TEM
  2. Bacteria infecting macrophage cells, SEM
  3. Group of H5N1 virus with glassy view
  4. Salmonella, TEM
  5. Microscopic view of Penicillium expansum
  6. E. coli bacteria
  7. Anaerobiospirillum thomasii flagella, TEM
  8. Marburg virus, TEM
  9. Antibiotic cell membrane effect, artwork
  10. Sleeping sickness parasite
  11. Antibiotic mechanism of action, artwork
  12. E. coli bacteria strain O157:H7, TEM
  13. Microscopic view of Listeria monocytogenes
  14. Epithelial gonorrhoea infection, SEM
  15. Microscopic view of Stachybotrys chartarum
  16. Viral transfer of bacterial DNA, artwork
  17. Tongue bacteria, SEM
  18. Conceptual image of salmonella
  19. Microscopic view of Stachybotrys