Identification of a novel Candida metapsilosis isolate reveals multiple hybridization events
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Identification of a novel Candida metapsilosis isolate reveals multiple hybridization events. / O'Brien, Caoimhe E; Zhai, Bing; Ola, Mihaela; Bergin, Sean A; Ó Cinnéide, Eoin; O'Connor, Ísla; Rolling, Thierry; Miranda, Edwin; Babady, N Esther; Hohl, Tobias M; Butler, Geraldine.
in: G3-GENES GENOM GENET, Jahrgang 12, Nr. 1, jkab367, 04.01.2022.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Identification of a novel Candida metapsilosis isolate reveals multiple hybridization events
AU - O'Brien, Caoimhe E
AU - Zhai, Bing
AU - Ola, Mihaela
AU - Bergin, Sean A
AU - Ó Cinnéide, Eoin
AU - O'Connor, Ísla
AU - Rolling, Thierry
AU - Miranda, Edwin
AU - Babady, N Esther
AU - Hohl, Tobias M
AU - Butler, Geraldine
N1 - © The Author(s) 2021. Published by Oxford University Press on behalf of Genetics Society of America.
PY - 2022/1/4
Y1 - 2022/1/4
N2 - Candida metapsilosis is a member of the Candida parapsilosis species complex, a group of opportunistic human pathogens. Of all the members of this complex, C. metapsilosis is the least virulent, and accounts for a small proportion of invasive Candida infections. Previous studies established that all C. metapsilosis isolates are hybrids, originating from a single hybridization event between two lineages, parent A and parent B. Here, we use MinION and Illumina sequencing to characterize a C. metapsilosis isolate that originated from a separate hybridization. One of the parents of the new isolate is very closely related to parent A. However, the other parent (parent C) is not the same as parent B. Unlike C. metapsilosis AB isolates, the C. metapsilosis AC isolate has not undergone introgression at the mating type-like locus. In addition, the A and C haplotypes are not fully collinear. The C. metapsilosis AC isolate has undergone loss of heterozygosity with a preference for haplotype A, indicating that this isolate is in the early stages of genome stabilization.
AB - Candida metapsilosis is a member of the Candida parapsilosis species complex, a group of opportunistic human pathogens. Of all the members of this complex, C. metapsilosis is the least virulent, and accounts for a small proportion of invasive Candida infections. Previous studies established that all C. metapsilosis isolates are hybrids, originating from a single hybridization event between two lineages, parent A and parent B. Here, we use MinION and Illumina sequencing to characterize a C. metapsilosis isolate that originated from a separate hybridization. One of the parents of the new isolate is very closely related to parent A. However, the other parent (parent C) is not the same as parent B. Unlike C. metapsilosis AB isolates, the C. metapsilosis AC isolate has not undergone introgression at the mating type-like locus. In addition, the A and C haplotypes are not fully collinear. The C. metapsilosis AC isolate has undergone loss of heterozygosity with a preference for haplotype A, indicating that this isolate is in the early stages of genome stabilization.
U2 - 10.1093/g3journal/jkab367
DO - 10.1093/g3journal/jkab367
M3 - SCORING: Journal article
C2 - 34791169
VL - 12
JO - G3-GENES GENOM GENET
JF - G3-GENES GENOM GENET
SN - 2160-1836
IS - 1
M1 - jkab367
ER -