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  1. Scanning electron micrograph of a human neutrophil ingesting MRSA
  2. Scanning electron micrograph of Staphylococcus and a dead human neutrophil
  3. Virus particles entering cells, artwork
  4. Scanning electron micrograph of HIV particles infecting a human H9 T cell
  5. Colorized image of HIV-infected H9 T-cell
  6. Virus particles, conceptual artwork
  7. Scanning electron micrograph of HIV particles infecting a human T cell
  8. HaCaT culture cells, light micrograph
  9. Avian flu virus, TEM
  10. Virus particles, artwork
  11. Breast cancer cells, SEM
  12. Colorized scanning electron micrograph of filamentous Ebola virus particles
  13. Yeast protein interaction map
  14. Virus, artwork
  15. TEM of Bordetella pertussis bacteria
  16. Bacteriophage virus, artwork
  17. Cell division in Salmonella bacterium
  18. Antibiotic mechanism of action, artwork
  19. E. coli bacteria
  20. Viral transfer of bacterial DNA, artwork