ArticleEmerging infectious diseases2025
Two Independent Acquisitions of Multidrug Resistance Gene lsaC in Streptococcus pneumoniae Serotype 20 Multilocus Sequence Type 1257.
Article in Emerging infectious diseases, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
1 citing paper in PubMed.
- lsaC and Tandem lsaE-lnuB Resistance Genes in Invasive Group A Streptococcus.Emerging infectious diseases · 2026Article
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9 authors.
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No grant is acknowledged in the PubMed record.
Abstract
Among >25,000 invasive pneumococcal disease isolates recovered in US locations during 2015-early 2024 through population-based surveillance, we detected 17 case isolates carrying the lsaC gene, which has been shown to confer resistance to clindamycin in group B Streptococcus. Sixteen isolates carried the mef, msrD, tetM, and lsaC genes on a 29-kb mobile element acquired through an interspecies recombination event and were intermediately clindamycin resistant. One isolate acquired a 62-kb mobile element containing the ermB, tetM, and lsaC genes through a transposition event. All 17 cases were in adults, including 4 adults experiencing homelessness and 9 with substance abuse problems. All 17 lsaC-positive isolates shared a 5.2-kb lsaC-containing element precisely integrated within the conserved oriT site of their respective mobile element. Those 17 lsaC-positive strains were all serotype 20, multilocus sequence type 1257, and were recovered recently (2021-2024); isolates 1-16 represented emergent disease clusters in New York and Connecticut.
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