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Volume 27, Number 11—November 2021
Research

Multidrug-Resistant Methicillin-Resistant Staphylococcus aureus Associated with Bacteremia and Monocyte Evasion, Rio de Janeiro, Brazil

Alice Slotfeldt Viana1, Ana Maria Nunes Botelho12, Ahmed M. Moustafa1, Craig L.K. Boge, Adriana Lucia Pires Ferreira, Maria Cícera da Silva Carvalho, Márcia Aparecida Guimarães, Bruno de Souza Scramignon Costa3, Marcos Corrêa de Mattos, Sabrina Pires Maciel, Juliana Echevarria-Lima, Apurva Narechania, Kelsey O’Brien, Chanelle Ryan, Jeffrey S. Gerber, Bernadete Teixeira Ferreira Carvalho, Agnes Marie Sá Figueiredo4, and Paul J. Planet4Comments to Author 
Author affiliations: Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil (A.S. Viana, A.M.N. Botelho, A.L.P. Ferreira, M.C.S. Carvalho, M.A. Guimarães, B.S.S. Costa, M.C. Mattos, S.P. Maciel, J. Echevarria-Lima, B.T.F. Carvalho, A.M.S. Figueiredo); Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania, USA (A.M. Moustafa, C.L.K. Boge, K. O’Brien, C. Ryan, J.S. Gerber, P.J. Planet); Diagnósticos da América S.A., Duque de Caxias, Brazil (A.L.P. Ferreira); American Museum of Natural History, New York, New York, USA (A. Narechania, P.J. Planet); University of Pennsylvania, Philadelphia (J.S. Gerber, P.J. Planet)

Main Article

Table 4

Lineages of methicillin-resistant Staphylococcus aureus clonal complex 5 isolates, Rio de Janeiro, Brazil, 2014–2017*

Clones† Blood Anterior nasal swab Nonblood Total (%)
ST105-SCCmecII-t002 41 20 14 75 (41.9)‡
ST5-SCCmecIV-t002 11 13 19 43 (24.0)
ST5-SCCmecII-t539 5 4 8 17 (9.5)
ST1635-SCCmecIV-t002 2 4 4 10 (5.6)
ST5-SCCmecII-t067 2 3 1 6 (3.4)
ST5-SCCmecII-t2666 2 2 1 5 (2.8)
ST105-SCCmecII-NT 3 0 0 3 (1.7)
ST105-SCCmecII-t010 1 0 1 2 (1.1)
ST4876-SCCmecII-t002 1 0 1 2 (1.1)
ST5-SCCmecIV-t1154 1 1 0 2 (1.1)
ST5-SCCmecIV-NT 0 2 0 2 (1.1)
ST105-SCCmecII-t067 1 0 0 1 (0.6)
ST105-SCCmecII-t539 0 1 0 1 (0.6)
ST1635-SCCmecIV-t062 0 0 1 1 (0.6)
ST1635-SCCmecIV-t450 0 1 0 1 (0.6)
ST1635-SCCmecIV-t769 0 0 1 1 (0.6)
ST5-SCCmecII-t002 0 1 0 1 (0.6)
ST5-SCCmecII-NT 0 1 0 1 (0.6)
ST5-SCCmecIV-t061 0 1 0 1 (0.6)
ST5-SCCmecIV-t062 0 0 1 1 (0.6)
ST5-SCCmecIV-t105 0 1 0 1 (0.6)
ST5-SCCmecIV-t586 0 1 0 1 (0.6)
ST5-SCCmecIV-t777
 0
 1
 0
 1 (0.6)
Total sequenced/collected§ 70/145 57/123 52/114 179/382

*SCC, staphylococcal chromosome cassette; NT, not typed by spa polymorphism; ST, sequence type. †Clones defined by multilocus sequence type, SCCmec type, and spa polymorphism. ‡p<0.01 by single-variable analysis for blood samples compared with nasal swab and nonblood samples; p = 0.12 when adjusted for private vs. public hospital and year of isolation. §Total isolates sequenced from total no. isolates collected.

Main Article

1These first authors contributed equally to this article.

2Current affiliation: Fluminense Federal University, Niteroi, Brazil.

3Current affiliation: Fundação Oswaldo Cruz, Rio de Janeiro, Brazil.

4These authors were co–principal investigators.

Page created: August 16, 2021
Page updated: October 19, 2021
Page reviewed: October 19, 2021
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