Browsing by Author "van Tonder, Andries J."

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Effect of Vaccination on Pneumococci Isolated from the Nasopharynx of Healthy Children and the Middle Ear of Children with Otitis Media in Iceland

Quirk, Sigríður Júlía; Haraldsson, Gunnsteinn; Erlendsdóttir, Helga; Hjálmarsdóttir, Martha Ásdís; van Tonder, Andries J.; Hrafnkelsson, Birgir; Sigurdsson, Samuel; Bentley, Stephen D.; Haraldsson, Ásgeir; Brueggemann, Angela B.; Kristinsson, Karl G. (American Society for Microbiology, 2018-09-26)

Vaccination with pneumococcal conjugate vaccines (PCVs) disrupts the pneumococcal population. Our aim was to determine the impact of the 10-valent PCV on the serotypes, genetic lineages, and antimicrobial susceptibility of pneumococci isolated from ...
Genomic Analyses of >3,100 Nasopharyngeal Pneumococci Revealed Significant Differences Between Pneumococci Recovered in Four Different Geographical Regions

van Tonder, Andries J.; Bray, James E.; Jolley, Keith A.; Jansen van Rensburg, Melissa; Quirk, Sigríður Júlía; Haraldsson, Gunnsteinn; Maiden, Martin; Bentley, Stephen D.; Haraldsson, Ásgeir; Erlendsdóttir, Helga; Kristinsson, Karl G.; Brueggemann, Angela B. (Frontiers Media SA, 2019-02-25)

Understanding the structure of a bacterial population is essential in order to understand bacterial evolution. Estimating the core genome (those genes common to all, or nearly all, strains of a species) is a key component of such analyses. The size and ...

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