Encapsulated bacteria

• Typically refers to:
  • Haemophilus influenzae
  • Streptococcus pneumoniae
  • Neisseria meningitidis
• Other bacteria that may be encapsulated:
  • Gram-negatives
    • Escherichia coli
    • Klebsiella pneumoniae
    • Pseudomonas aeruginosa
    • Salmonella typhi
  • Gram-positives
    • Bacillus anthracis
    • Streptococcus pyogenes
    • Streptococcus agalactiae
    • Staphylococcus epidermidis
    • Staphylococcus aureus
• Also, Cryptococcus neoformans (a yeast)