CRISPR-Cas9-based approaches for genetic analysis and epistatic interaction studies in Coxiella burnetii.
Steiner S, Roy C. CRISPR-Cas9-based approaches for genetic analysis and epistatic interaction studies in Coxiella burnetii. MSphere 2024, e0052324. PMID: 39560384, DOI: 10.1128/msphere.00523-24.Peer-Reviewed Original ResearchIntracellular replicationHost cellsDouble mutantGenetic analysisDot/Icm type IVB secretion systemType IVB secretion systemConstruction of double mutantsLoss-of-function mutantsIntracellular replication defectsLysosome-derived vacuoleIVB secretion systemObligate intracellular bacterial pathogenRandom transposon mutagenesisTransposon insertion mutantsCRISPR-Cas9-based technologiesIntracellular bacterial pathogensLoss-of-function mutationsMammalian host cellsIntroduction of premature stop codonsPremature stop codonSilence gene expressionTargeted gene disruptionBase editing approachesEffector mutantsSecretion systemInSeq analysis of defined Legionella pneumophila libraries identifies a transporter-encoding gene cluster important for intracellular replication in mammalian hosts
Moss C, Roy C. InSeq analysis of defined Legionella pneumophila libraries identifies a transporter-encoding gene cluster important for intracellular replication in mammalian hosts. MBio 2024, 15: e01955-24. PMID: 39365064, PMCID: PMC11559062, DOI: 10.1128/mbio.01955-24.Peer-Reviewed Original ResearchMammalian hostsLegionella pneumophila</i>Mutant libraryIntracellular replicationDot/Icm type IV secretion systemHost cellsType IV secretion systemInfection of mammalian cellsTransposon insertion sequencingTransposon mutant libraryOpportunistic human pathogenIV secretion systemIsogenic deletion mutantsGenetic complementation studiesHost-pathogen interactionsIntracellular bacterial pathogensMultidrug efflux pumpsMammalian infection modelsATP-binding cassetteBacteria encounterDot/Icm systemSecretion systemTransposon sequencesGene clusterHost cytosol