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عنوان فارسی مقاله:

توالی و مشخصه یابی میتوکندری ژنوم DNA برای ماهی Brama japonica (سوف ماهی سانان: Bramidae) با توجه به فیلوژنتیک


عنوان انگلیسی مقاله:

Sequencing and characterization of mitochondrial DNA genome for Brama japonica (Perciformes: Bramidae) with phylogenetic consideration


سال انتشار : 2016



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مقدمه انگلیسی مقاله:

1. Introduction

The complete mitochondrial genome DNA of fish is a compact double-stranded and closed circular molecule that ranges approximately from 14 to 18 kbp and replicates and transcribes autonomously (Boore, 1999). Although gene rearrangements have been described in some organisms (Shao et al., 2001; Liu and Cui, 2009), the gene content and organization of mitochondrial genome in fish is quite conserved. With few exceptions, animal mitochondrial genomes generally encode 37 genes including 13 protein coding genes, 22 transfer RNA genes and two ribosomal RNA genes (Moritz and Brown, 2003). The mitochondrial genome does not only provide more information than single gene, but also show genome-level features including gene content, gene arrangement, base composition, modes of replication and transcription that make it become a very powerful tool for inferring genome evolution and phylogenetic relationships (Anderson et al., 1981). Up to now, researches on mitochondrial DNA have become increasingly prevalent, and the complete mitochondrial genome sequences have been reported for numerous vertebrates, such as sea lamprey (Lee and Kocher, 1995), rainbow trout (Zardoya et al., 1995), basal ray-finned fish (Noack et al., 1996), lungfish (Zardoya and Meyer, 1996), zebra fish (Broughton et al., 2001), hagfish (Delarbre et al., 2002), cutlass fish (Liu and Cui, 2009), and tille trevally (Ma et al., 2015a). Compared to nuclear DNA, mitochondrial genome is typically of limited recombination and includes genes with comparatively fast evolution rates, as well as maternal inheritance mode (Moritz and Brown, 2003). So far, mitochondrial DNA has been extensively applied in population genetics (Lee et al., 2010; Ma et al., 2011), species identification (Rubinoff et al., 2006; Gvozdík et al., 2010) and phylogenetic relationship (Miya and Nishida, 2000). The Pacific pomfret, Brama japonica Hilgendorf (Perciformes: Bramidae) is widely distributed in the North Pacific Ocean (Bigelow et al., 2011; Neave and Hanavan, 2011). It migrates seasonally between feeding and spawning grounds. Since late spring and through the summer periods, this species carries out a northward feeding migration along the subarctic frontal zone. From autumn, it migrates rapidly to subtropical frontal zone for spawning and stays there during whole winter and early spring (Watanabe et al., 2006; Neave and Hanavan, 2011). B. japonica is known as an epipelagic fish, and it undergoes extensive daily vertical migrations, occurring in epipelagic surface waters of around 0e100 m at night and descending to mesopelagic depths of around 400 m in daytime. Pacific pomfret plays an important ecological role in oceanic food webs, because it mainly feeds on small sized squids, shrimp and fishes and itself is important prey item of larger fishes such as the sword fish and the blue shark (Hikaru et al., 2003; Watanabe, 2004; Lebrasseur, 2011). Although it is an abundant fish species, researches are still limited on biomass, early life history and morphological classification (Seki and Mundy, 1991; Pearcy et al., 1993). By now, little information is available for understanding the genetic characteristics of B. japonica. The lack of complete mitochondrial genome has limited the development of population genetic diversity and molecular evolution for this species. The family Bramidae is a group of marine fishes, which is widespread and occurring in all tropical and temperate seas. Due to their characteristic body shapes, relatively large heads and high meristic counts of vertebrae and fin rays easy identifiably, scientists can separate 22 recent species into seven genera within two subfamilies (Nelson, 1994). The classification of these seven genera remains in doubt and question, together with that of the origin of the group, deserve further study. In this study, the complete mitogenome sequence of B. japonica is described as well as the molecular phylogenetic relationship of B. japonica with other 23 species within Perciformes. This study provides insights into the identification, evolution, phylogeny and conservation genetics of B. japonica and related species.



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کلمات کلیدی:

DataCite Search https://search.datacite.org/works/10.7287/PEERJ.PREPRINTS.1667 Sequencing and characterization of mitochondrial DNA genome for Brama japonica (Perciformes: Bramidae) with phylogenetic consideration. Fenfang Chen ... Structure and variation of the mitochondrial genome of fishes | BMC ... https://bmcgenomics.biomedcentral.com/articles/10.1186/s12864-016-3054-y by TP Satoh - ‎2016 - ‎Cited by 3 - ‎Related articles Sep 7, 2016 - Mitochondrial genome Fish Comparative genomics Gene rearrangement .... Total genomic DNA was extracted using a DNeasy tissue kit (Qiagen) or .... the 12S rRNA gene of Brama japonica (Pacific pomfret), the ND1 gene of ... Preprints in Bio/CS on Twitter: "New "Sequencing and characterization ... https://twitter.com/peerjpreprints/status/690584722515177472 Jan 22, 2016 - Copy link to Tweet; Embed Tweet. New "Sequencing and characterization of mitochondrial DNA genome for Brama japonica with phylogenetic ... New Record of Brama dussumieri (Pisces: Bramidae) from Korea, as ... www.kpubs.org/article/articleMain.kpubs?articleANo=E1HKAL_2015_v18n3... An analysis of 567 base pair sequences of mitochondrial DNA cytochrome c oxidase ... The 6 species in Korea are Brama japonica Hilgendorf, 1878 , Brama orcini ... Genomic DNA was extracted from muscle tissue using Chelex 100 resin ...