Figure 3.

Isolation of colonies from the mediastinal abscess following surgical incision, and microscopic view of isolates (the upper right panel, original magnification of × 1,000). All colonies are less than 0.5 mm in diameter with α-hemolysis and appear yellow with slightly gray areas in blood agar medium. Isolates were found to be short Gram-positive bacilli by microscopic study.

Nei et al. BMC Infectious Diseases 2013 13:398   doi:10.1186/1471-2334-13-398
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