Figure 3. Representative histopathological features in lungs, spleen, liver and kidneys of mice with S. aureus bacteremia.

Haematoxylin and eosin stained tissue sections are shown. Lungs (200×), spleen (100×), liver (100×), and kidneys (100×). Uninfected mice; mice with S. aureus bacteremia that were euthanized early (day 4-5); mice with S. aureus bacteremia that were euthanized later (day 10–11). In lungs, asterisk indicates bronchopneumonia with neutrophils. In liver, arrow indicates hepathic microabscesses with neutrophils. In kidneys, arrows indicate abscesses in kidneys.