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Fig. 1 | BMC Infectious Diseases

Fig. 1

From: Validation of blood culture gram staining for the detection of Staphylococcus aureus by the ‘oozing sign’ surrounding clustered gram-positive cocci: a prospective observational study

Fig. 1

Gram-stained smears from positive BacT/ALERT blood culture bottles showing Staphylococcus aureus and coagulase-negative staphylococci. (a) ‘Oozing sign’-positive S. aureus (Gram-positive cocci in clusters with pink coloured ‘oozing), aerobic bottles. (b) ‘Oozing sign’-negative Staphylococcus epidermidis, aerobic bottles

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BMC Infectious Diseases

ISSN: 1471-2334

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