Genetic diversity of saltwater crocodiles (Crocodylus porosus) from Sarawak using microsatellite approach

Nor Yasmin, Kasim (2011) Genetic diversity of saltwater crocodiles (Crocodylus porosus) from Sarawak using microsatellite approach. [Final Year Project Report] (Unpublished)

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Abstract

Crocodylus porosus (saltwater crocodile) locally known as Bujang Senang is the common crocodile found in Sarawak. There were several genetic studies related to C. porosus in Sarawak that have been conducted, however relationships between C. porosus in Sarawak remained unresolved. Therefore, this study is aimed to assess genetic diversity of C. porosus obtained from different locations in Sarawak using microsatellite approach. Available C. porosus tissues samples were subjected to total genomic DNA extraction using modified CTAB method, Polymerase Chain Reaction – Simple Sequence Repeats (PCR-SSRs) and data analysis. Microsatellite loci for C. porosus from Sibu, Miri and Bako of approximately 115 to 122 base pairs (bp) were successfully obtained during this study. C. porosus from Sibu showed repeat motifs of (GT)22 (GA)5, Miri (GT)21 (GA)5 and Bako (GT)20 (GA)5. Phylogenetic tree construction using Unweighted Pair Group with Arithmetic Averages (UPGMA) and Maximum Parsimony (MP) methods revealed monophyletic grouping of C. porosus.

Item Type: Final Year Project Report
Additional Information: Project Report (B.Sc.) -- Universiti Malaysia Sarawak, 2011.
Uncontrolled Keywords: Microsatellites (Genetics), Mobile genetic elements, saltwater crocodiles, genetic diversity, microsatellite, repeat motif and monophyletic, Universiti Malaysia Sarawak, UNIMAS, university, university, education, research, Sarawak, Malaysia, kuching, samarahan, borneo, undergraduate
Subjects: Q Science > QL Zoology
S Agriculture > SH Aquaculture. Fisheries. Angling
Divisions: Academic Faculties, Institutes and Centres > Faculty of Resource Science and Technology
Faculties, Institutes, Centres > Faculty of Resource Science and Technology
Depositing User: Karen Kornalius
Date Deposited: 05 Feb 2015 01:06
Last Modified: 29 Nov 2023 03:52
URI: http://ir.unimas.my/id/eprint/6422

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