Genetic diversity of Aedes albopictus (Skuse) in Sarawak, Malaysia and other regions of the world

Lau, Koon Weng and Low, Van Lun and Chen, Chee Dhang and Azirun, Mohd Sofian (2022) Genetic diversity of Aedes albopictus (Skuse) in Sarawak, Malaysia and other regions of the world. Journal of Applied Entomology, 146 (5). pp. 615-625. ISSN 0931-2048, DOI https://doi.org/10.1111/jen.12983.

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Abstract

This study inferred the genetic diversity and dispersal pattern of Aedes albopictus, for the first time from various populations in Sarawak, the largest Malaysian state situated in northwest Borneo Island. A set of sequences of 120 Ae. albopictus from Sarawak aligned as 633 characters of the cytochrome c oxidase subunit I (COI) revealed 22 haplotypes (A1-A22), of which A1 was the most widespread haplotype. The overall haplotype and nucleotide diversities were 0.65014 and 0.00176, respectively, with no significant genetic differentiation and high gene flow (Nm = 1.07). The genetic distances among the populations ranged from 0 to 0.0227. In the global dataset, sequence alignment of Ae. albopictus from Sarawak and other regions of the world revealed 72 haplotypes. Based on uniquely shared haplotypes, Ae. albopictus in Sarawak has a close affinity with those from Southeast Asian and Oceania regions.

Item Type: Article
Funders: Higher Institution Centre of Excellence (HICoE) program [Grant No: MO002--2019], Universiti Malaya Research Grant Scheme [Grant No: RP021C/16SUS]
Uncontrolled Keywords: Aedes albopictus; Borneo Island; COI; genetic diversity; phylogeny; Sarawak
Subjects: G Geography. Anthropology. Recreation > GE Environmental Sciences
Q Science > QR Microbiology
Divisions: Faculty of Science > Institute of Biological Sciences
Deputy Vice Chancellor (Research & Innovation) Office > Tropical Infectious Diseases Research and Education Centre
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 19 Sep 2023 04:43
Last Modified: 19 Sep 2023 04:43
URI: http://eprints.um.edu.my/id/eprint/43025

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