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Transcriptome analysis for identifying possible causes of post-reproductive death of Sepia esculenta based on brain tissue

文献类型: 外文期刊

作者: Zhang, Jinyong 1 ; He, Muchun 4 ; Xiang, Zilong 5 ; Liu, Shufang 1 ; Zhuang, ZhiMeng 1 ;

作者机构: 1.Nanjing Agr Univ, Wuxi Fisheries Coll, Wuxi 214081, Jiangsu, Peoples R China

2.Chinese Acad Fishery Sci, Yellow Sea Fisheries Res Inst, Qingdao 266071, Peoples R China

3.Qingdao Natl Lab Marine Sci & Technol, Funct Lab Marine Fisheries Sci & Food Prod Proc, Qingdao 266200, Shandong, Peoples R China

4.Ocean Univ China, Minist Educ, Key Lab Marine Genet & Breeding, Coll Marine Life Sci, Qingdao 266003, Peoples R China

5.Shanghai Ocean Univ, Coll Fisheries & Life Sci, Shanghai 201306, Peoples R China

关键词: DEGs; Golden cuttlefish; Rapid post-reproductive death; Sepia esculenta; Subpeduncle lobe; olfactory lobe; Transcriptome

期刊名称:GENES & GENOMICS ( 影响因子:1.839; 五年影响因子:1.329 )

ISSN: 1976-9571

年卷期: 2019 年 41 卷 6 期

页码:

收录情况: SCI

摘要: BackgroundThe subpeduncle lobe/olfactory lobe-optic gland axis is called the endocrine regulation center of cephalopods. However, little is known about the mechanism of the subpeduncle lobe/olfactory lobe-optic gland axis regulate the sexual maturation and post-reproductive death of Sepia esculenta Hoyle.ObjectivesThe primary objective of this study was to provide basic information for revealing the mechanism of the subpeduncle lobe/olfactory lobe-optic axis regulating the rapid post-reproductive death of S. esculenta.MethodsIn this paper, Illumina sequencing based transcriptome analysis was performed on the brain tissue of female S. esculenta in the three key developmental stages: growth stage (BG), spawning stage (BS), and post-reproductive death stage (BA).ResultsA total of 66.19Gb Illumina sequencing data were obtained. A comparative analysis of the three stages showed 2609, 3333, and 170 differentially expressed genes (DEGs) in BG-vs-BA, BG-vs-BA, and BS-vs-BA, respectively. The Gene Ontology (GO) enrichment analysis of DEGs revealed that the regulation of cyclin-dependent protein serine/threonine kinase activity, oxidative phosphorylation, and respiratory chain were significantly enriched. The significant enrichment analysis of the Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway identified pathways associated with the regulation of death, such as the mammalian target of rapamycin (mTOR) signaling pathway, AMPK signaling pathway, oxidative phosphorylation, and cell cycle.ConclusionThe post-reproductive death of S. esculenta was found to be a complex energy steady-state regulation network system. The mTOR acted as an energy receptor and had a key role in regulating energy homeostasis.

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