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Overview
- Inhabit mucosal epithelium of upper respiratory and lower genital tract
- Suppurative infections due to release of pro-inflammatory cytokines released from macrophages
- Serofibrinous to fibrinopurative infections of lungs, body cavities and joints
- Colonisation of meningeal vessels causes a thrombotic vasculitis leading to encephalitis and meningitis
Haemophilus characteristics
- Morphologically variable Gram-negative bacilli, ranging from short rods to long filaments
- Facultative anaerobes
- Typically oxidase positive
- Depend on beta-nicotinamide adenine dinucleotide (NAD) (V factor) and/or Haemin (X fector) for growth
- Heated blood agar (Chocolate Agar) required for growth of NAD-dependent strains
- Haemin-dependent strains grow on Blood Agar
- Do not grow on MacConkey agar
Haemophilus parasuis
Haemophilus somnus
Haemophilus pleuropneumonia
Haemophilus paragalinarum
Haemophilus haemoglobinophilus
Haemophilus felis
Haemophilus influenzae
Pages in category "Haemophilus species"
The following 9 pages are in this category, out of 9 total.