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Fig. 1 | BMC Microbiology

Fig. 1

From: Two cases of serotypeable and non-serotypeable variants of Streptococcus pneumoniae detected simultaneously during invasive disease

Fig. 1

Visualization of pneumococcal isolates using transmission electron microscopy (TEM). Capsular materials of non-serotypable pneumococcal isolates causing mixed infections in two patients in South Africa were compared to capsular materials of serotypeable isolates. The two cases were reported in 2009 (case A) and 2010 (case B). For case A non-serotypeable and a serotype 1 isolate were identified and for case B a non-serotypeable and 18C isolates were identified. TEM of the case A non-serotypeable isolate is shown in a, TEM of serotype 1 clinical isolate used as a control in b, TEMs of two non-serotypeable clinical isolates used as a controls in c and f, TEM of case B serotype 18C isolate in d, and case B non-serotypeable isolate in e. Scale bar = 175 nm

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