Emerging Infectious Disease ISSN: 1080-6059

Pneumonic Plague Cluster, Uganda, 2004

Elizabeth M. Begier*

, Gershim Asiki†, Zaccheus Anywaine†, Brook Yockey‡, Martin E. Schriefer‡, Philliam Aleti§, Asaph Ogen-Odoi§, J. Erin Staples*‡, Christopher Sexton‡, Scott W. Bearden‡, and Jacob L. Kool‡

Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †Nyapea Hospital, Nebbi District, Uganda; ‡Centers for Disease Control and Prevention, Fort Collins, Colorado, USA; §Uganda Virus Research Institute, Entebbe, Uganda

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Figure 1

A) Grossly bloody sputum sample obtained from the surviving patient (caregiver B2) 30 h after onset of primary pneumonic plague. B) Polymerase chain reaction results of sputum sample from caregiver B2. Lanes 1–3, caf1; lanes 4–6, repA1; lanes 7–9, pla. Lanes 1, 4, and 7 are positive controls; lanes 2, 5, and 8 are patient samples; lanes 3, 6, and 9 are negative controls. C) Anti-F1 direct fluorescent antibody staining of sputum sample from caregiver B2. Numerous bacteria with classic halo struct

Figure 1. A) Grossly bloody sputum sample obtained from the surviving patient (caregiver B2) 30 h after onset of primary pneumonic plague. B) Polymerase chain reaction results of sputum sample from caregiver B2. Lanes 1–3, caf1; lanes 4–6, repA1; lanes 7–9, pla. Lanes 1, 4, and 7 are positive controls; lanes 2, 5, and 8 are patient samples; lanes 3, 6, and 9 are negative controls. C) Anti-F1 direct fluorescent antibody staining of sputum sample from caregiver B2. Numerous bacteria with classic halo structures are characteristic of Yersinia pestis. The circled bacterium classically depicts this halo.

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