Bartonella
- Negative to
- Catalase
- Urease
- Nitrate reductase
- Oxidase
- Facultatively intracellular bacterium
- Multiply and persist in the RBCs
- Angioproliferation, can inhibit endothelial cell apoptosis
| Organism | Disease Association |
| B. alsatica | Human accidental host |
| B. bacilliformis | Carrion’s disease |
| B. Quintana (former Rochalimea Quintana) | Trench fever Bacillary angiomatosis |
| B. henselae | 1° cause of cat-scratch disease Peliosis hepatitis |
| B. clarridgeiae | Cat-scratch disease |
| B. elizabethae | Endocarditis |
