Exploration of bacterial Bottlenecks and Streptococcus pneumoniae pathogenesis by CRISPRi-Seq

Xue Liu, Jacqueline M. Kimmey, Laura Matarazzo, Vincent de Bakker, Laurye Van Maele, Jean Claude Sirard, Victor Nizet, Jan Willem Veening*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

79 Citations (Scopus)

Abstract

Liu et al. developed CRISPRi-seq to enable in vivo genome-wide fitness testing of Streptococcus pneumoniae in one sequencing step. CRISPRi-seq revealed a bottleneck during murine pneumococcal infection not observed upon influenza virus co-infection, enabling identification of essential genes. By testing all genes, including essential genes, CRISPRi-seq has broad utility.

Original languageEnglish
Pages (from-to)107-120.e6
Number of pages21
JournalCell Host and Microbe
Volume29
Issue number1
DOIs
Publication statusPublished - 13 Jan 2021
Externally publishedYes

Keywords

  • Bacterial pathogenesis
  • Bottleneck
  • CRISPRi-seq
  • Influenza A virus superinfection
  • Pneumonia
  • Streptococcus pneumoniae

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