Recombination in Streptococcus pneumoniae Lineages Increase with Carriage Duration and Size of the Polysaccharide Capsule.

Author(s): Chaguza C, Andam CP, Harris SR, Cornick JE, Yang M, Bricio-Moreno L, Kamng'ona AW, Parkhill J, French N, Heyderman RS, Kadioglu A, Everett DB, Bentley SD, Hanage WPJournal: MBioPMID: 27677790 September 2016
Streptococcus pneumoniae causes a high burden of invasive pneumococcal disease (IPD) globally, especially in children from resource-poor settings. Like many…

Selective and genetic constraints on pneumococcal serotype switching.

Author(s): Croucher NJ, Kagedan L, Thompson CM, Parkhill J, Bentley SD, Finkelstein JA, Lipsitch M, Hanage WPJournal: PLoS GenetPMID: 25826208 March 2015
Streptococcus pneumoniae isolates typically express one of over 90 immunologically distinguishable polysaccharide capsules (serotypes), which can be classified into "serogroups"…

Comprehensive identification of single nucleotide polymorphisms associated with beta-lactam resistance within pneumococcal mosaic genes.

Author(s): Chewapreecha C, Marttinen P, Croucher NJ, Salter SJ, Harris SR, Mather AE, Hanage WP, Goldblatt D, Nosten FH, Turner C, Turner P, Bentley SD, Parkhill JJournal: PLoS GenetPMID: 25101644 August 2014
Traditional genetic association studies are very difficult in bacteria, as the generally limited recombination leads to large linked haplotype blocks,…

Cryptic ecology among host generalist Campylobacter jejuni in domestic animals.

Author(s): Sheppard SK, Cheng L, Méric G, de Haan CP, Llarena AK, Marttinen P, Vidal A, Ridley A, Clifton-Hadley F, Connor TR, Strachan NJ, Forbes K, Colles FM, Jolley KA, Bentley SD, Maiden MC, Hänninen ML, Parkhill J, Hanage WP, Corander JJournal: Mol EcolPMID: 24689900 May 2014
Homologous recombination between bacterial strains is theoretically capable of preventing the separation of daughter clusters, and producing cohesive clouds of…