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  1. Scanning electron micrograph of a human neutrophil ingesting MRSA
  2. Microscopic view of coronavirus
  3. Cells from a urine infection, SEM
  4. Virus particles entering cells, artwork
  5. E. coli bacteria, SEM
  6. Scanning electron micrograph of Staphylococcus and a dead human neutrophil
  7. Stamp out Syphilis and Gonorrhea - WPA Poster
  8. Salmonella bacteria, SEM
  9. Pneumonia Strikes like a Man Eating Shark - WPA Poster
  10. Scanning electron micrograph of HIV particles infecting a human T cell
  11. Lactobacillus bacteria, SEM
  12. Bacteria infecting a macrophage, SEM
  13. Virus particles, conceptual artwork
  14. Shame may be Fatal - WPA Poster
  15. Microscopic view of rotavirus
  16. Microscopic view of bacteria
  17. Tuberculosis, Don't Kiss Me!: Your Kiss of Affection, the Germ of Infection - WPA Poster
  18. Bacterial Growth On Culture Media
  19. Bacteria infecting a macrophage, SEM
  20. HIV virus particles, artwork
  21. Yeast protein interaction map
  22. Cyanobacteria, SEM
  23. Colorized image of HIV-infected H9 T-cell
  24. Microscopic view of the common cold virus
  25. Virus particles, artwork
  26. Microscopic view of poliovirus
  27. Scanning electron micrograph of HIV particles infecting a human H9 T cell
  28. Avian flu virus, TEM
  29. HIV particles, TEM
  30. Antibiotic destroying a bacterium
  31. Mycobacterium tuberculosis bacteria
  32. Syphilis bacterium (Treponema pallidum)
  33. Group of Escherichia coli bacteria cells, known as E. Coli
  34. Microscopic view of a leukemia cell
  35. E. coli bacteria, SEM
  36. Breast cancer cells, SEM
  37. Porphyromonas oral bacteria, TEM
  38. HaCaT culture cells, light micrograph
  39. Microscopic view of Penicillium expansum
  40. Antibiotic acting on bacteria
  41. Microscopic view of Giardiasis
  42. Viral throat infection, artwork
  43. H1N1 flu virus particle, artwork
  44. Conceptual image of salmonella
  45. Colorized scanning electron micrograph of filamentous Ebola virus particles
  46. Tuberculosis bacteria, artwork
  47. Escherichia coli bacteria, SEM
  48. TEM of Proteus mirabilis bacterium