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[基于高通量测序技术的野生与栽培当归根的转录组数据分析]

[Transcriptomic data analyses of wild and cultivated Angelica sinensis root by high-throughput sequencing technology].

作者信息

Feng Wei-Meng, Liu Pei, Yan Hui, Yu Guang, Guo Zeng-Xiang, Zhu Lei, Ma Jun-Wei, Qian Da-Wei, Duan Jin-Ao

机构信息

Jiangsu Collaborative Innovation Center of Chinese Medicinal Resources Industrialization, National and Local Collaborative Engineering Center of Chinese Medicinal Resources Industrialization and Formulae Innovative Medicine, State Administration of Traditional Chinese Medicine Key Laboratory of Chinese Medicinal Resources Recycling Utilization, Nanjing University of Chinese Medicine Nanjing 210023, China.

Gansu Province Min County Chinese Herbal Medicine Production Technical Guidance Station Dingxi 748400, China.

出版信息

Zhongguo Zhong Yao Za Zhi. 2020 Apr;45(8):1879-1886. doi: 10.19540/j.cnki.cjcmm.20200208.101.

Abstract

The root of Angelica sinensis is known throughout Asia for its traditional efficacy in invigorating and promoting blood circulation. The wild germplasm resources of A. sinensis was in short supply, and most of the commercial medicinal materials come from cultivation. To obtain the differences in the transcriptional levels of wild and cultivated of A. sinensis, the full-length transcriptome of A. sinensis was analyzed using PacBio SMRT three-generation high-throughput sequencing technology. Using the high-throughput sequencing platform Illumina HiSeq X Ten PE150, a root transcriptome dataset of wild and cultivated A.sinensis was obtained. The transcriptome sequencing analyses obtained 16.5 Gb database in wild and cultivated A.sinensis, after assembly steps, we obtain 113 906 transcript sequences(insfroms) with an average length of 1 466 nt. BLAST analysis indicated that 109 113(accounting for 95.79% of the total insfroms), 93 276(81.89%),60 638(53.24%),48 928(42.95%),42 876(37.64%)isofroms were successfully annotated in the NR, Swiss-port, GO, KO and KOG databases, respectively. The annotation information can be classified into three categories of biological processes, cellular components and molecular functions of GO classification, involving 128 KEGG standard metabolic pathways. Analysis of 25 463 differential insfroms, 15 090 higher expression in wild A. sinensis, and 10 373 higher in cultivated A. sinensis. In the enrichment analysis of GO and KEGG, differential insfroms were concentrated on the pathway of plant-pathogen interaction, MAPK signaling pathway-plant and plant hormone signal transduction. In this study, high-throughput sequencing was used to obtain the full-length transcription information of A. sinensis, and the overall characteristics of A. sinensis genetic information were clarified. By comparing the differential expression of wild and cultivated A. sinensis at the genetic level, it provides basic information for further screening and breeding of A. sinensis germplasm resources, resistance research and secondary metabolic pathway analysis.

摘要

当归根在亚洲各地因其在活血化瘀方面的传统功效而闻名。当归野生种质资源短缺,大部分商业药材来自人工种植。为了获得当归野生种和栽培种转录水平的差异,利用PacBio SMRT三代高通量测序技术对当归全长转录组进行了分析。使用高通量测序平台Illumina HiSeq X Ten PE150,获得了野生和栽培当归的根转录组数据集。转录组测序分析在野生和栽培当归中获得了16.5 Gb数据库,经过组装步骤,我们获得了113906个转录本序列(isofroms),平均长度为1466 nt。BLAST分析表明,分别有109113个(占总isofroms的95.79%)、93276个(81.89%)、60638个(53.24%)、48928个(42.95%)、42876个(37.64%)isofroms在NR、Swiss-port、GO、KO和KOG数据库中成功注释。注释信息可分为GO分类的生物过程、细胞成分和分子功能三大类,涉及128条KEGG标准代谢途径。对25463个差异isofroms进行分析,其中15090个在野生当归中表达较高,10373个在栽培当归中表达较高。在GO和KEGG富集分析中,差异isofroms集中在植物-病原体相互作用、MAPK信号通路-植物和植物激素信号转导途径上。本研究利用高通量测序获得了当归的全长转录信息,阐明了当归遗传信息的整体特征。通过比较野生和栽培当归在基因水平上的差异表达,为进一步筛选和培育当归种质资源、抗性研究和次生代谢途径分析提供了基础信息。

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