2021
Serotype 1 pneumococcus: epidemiology, genomics, and disease mechanisms
Chaguza C, Yang M, Jacques L, Bentley S, Kadioglu A. Serotype 1 pneumococcus: epidemiology, genomics, and disease mechanisms. Trends In Microbiology 2021, 30: 581-592. PMID: 34949516, PMCID: PMC7613904, DOI: 10.1016/j.tim.2021.11.007.Peer-Reviewed Original ResearchComplete Genome Sequence of Streptococcus pneumoniae Strain BVJ1JL, a Serotype 1 Carriage Isolate from Malawi
Betts M, Jarvis S, Jeffries A, Gori A, Chaguza C, Msefula J, Weight CM, Kwambana-Adams B, French N, Swarthout TD, Brown JS, Heyderman RS. Complete Genome Sequence of Streptococcus pneumoniae Strain BVJ1JL, a Serotype 1 Carriage Isolate from Malawi. Microbiology Resource Announcements 2021, 10: e00715-21. PMID: 34591678, PMCID: PMC8483660, DOI: 10.1128/mra.00715-21.Peer-Reviewed Original Research
2020
Bacterial genome-wide association study of hyper-virulent pneumococcal serotype 1 identifies genetic variation associated with neurotropism
Chaguza C, Yang M, Cornick JE, du Plessis M, Gladstone RA, Kwambana-Adams BA, Lo SW, Ebruke C, Tonkin-Hill G, Peno C, Senghore M, Obaro SK, Ousmane S, Pluschke G, Collard JM, Sigaùque B, French N, Klugman KP, Heyderman RS, McGee L, Antonio M, Breiman RF, von Gottberg A, Everett DB, Kadioglu A, Bentley SD. Bacterial genome-wide association study of hyper-virulent pneumococcal serotype 1 identifies genetic variation associated with neurotropism. Communications Biology 2020, 3: 559. PMID: 33033372, PMCID: PMC7545184, DOI: 10.1038/s42003-020-01290-9.Peer-Reviewed Original ResearchConceptsGenome-wide association studiesPneumococcal serotype 1Genetic variationBacterial genome-wide association studiesAssociation studiesSerotype 1Central nervous system infectionSignificant genotype-phenotype associationsNervous system infectionGenotype-phenotype associationsHelicase proteinPopulation structureCNS infectionsSystem infectionNegligible heritabilityMeningitis outbreakCNS tissueCerebrospinal fluidImmune evasionSerotype 1 strainPneumococcal survivalPolygenic etiologySmall effect sizesMeningitisTropism
2015
Comparative Genomic Analysis of Meningitis- and Bacteremia-Causing Pneumococci Identifies a Common Core Genome
Kulohoma BW, Cornick JE, Chaguza C, Yalcin F, Harris SR, Gray KJ, Kiran AM, Molyneux E, French N, Parkhill J, Faragher BE, Everett DB, Bentley SD, Heyderman RS. Comparative Genomic Analysis of Meningitis- and Bacteremia-Causing Pneumococci Identifies a Common Core Genome. Infection And Immunity 2015, 83: 4165-4173. PMID: 26259813, PMCID: PMC4567637, DOI: 10.1128/iai.00814-15.Peer-Reviewed Original ResearchConceptsBloodstream infectionsSterile sitesPneumococcal population structureDisease manifestationsMeningitisVaccine candidatesS. pneumoniaeStreptococcus pneumoniaeNasopharyngeal commensalPneumococciVirulence factorsWhole-genome sequencingInfectionPneumoniaeVirulence behaviorPresence/absenceIsolatesMeninges