ACTA AGRICULTURAE BOREALI-SINICA ›› 2016, Vol. 31 ›› Issue (3): 65-71. doi: 10.7668/hbnxb.2016.03.010

Special Issue: Biotechnology

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High-throughput RNA-seq and Analysis on Differential Expressed Gene from Dendrocalamus farinosus

WANG Shenchang1,2, HU Shanglian1,2, CAO Ying1,2, XU Gang1,2   

  1. 1. Lab of Plant Cell Engineering, Southwest University of Science and Technology, Mianyang 621010, China;
    2. Engineering Research Center for Biomass Resource Utilization and Modification of Sichuan Province, Mianyang 621010, China
  • Received:2016-03-10 Published:2016-06-28

Abstract: The transcriptome from the shoots of Dendrocalamus farinosus and its somatic mutant was sequenced using the RNA-Seq technology to elucidate its functional gene and analyze its differential expressed gene,providing a theoretical basis for its genetic improvement.The sequencing data was assembled by de novo assembly and the differential expressed gene screened was annotated in COG,GO and KEGG database.In addition,the differential expression of gene related to cellulose and lignin biosynthesis was analyzed,basing on the Swiss-Prot function annotation.The sequencing results showed that a total of 86 575 631 reads were produced and assembled into a total of 84 741 unigenes by de novo,among which 49 829 were annotated in Nonredundant protein,Cluster of Orthologous Groups of proteins,Gene Ontology,Kyoto Encyclopedia of Genes and Genomes and Swiss-Prot database.Besides,a total of 3 572 differential expressed unigenes were identified from the plant of seeds (CK) and the somatic mutant No.30.Of these differential expressed genes,757 unigenes had a detailed protein functions in the COG classification system,2 213 unigenes had the function definition in the GO database,385 unigenes were annotated to 94 KEGG Pathways.The expression of genes encoding CesA,Prx,Ubiquitin-conjugating enzyme and Heat shock proteins increased in somatic mutant No.30,while,the expression of genes encoding MYB4,4CL,CAD,CCR and LAC decreased.Our data provide the most comprehensive transcriptomic resource for Dendrocalamus farinosus and the transcript sequences with important function related to cellulose and lignin biosynthesis were found,which provide the most precious information resources for the further research on bamboo.

Key words: Dendrocalamus farinosus, Somatic mutant, Transcriptome, Differential expressed gene

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Cite this article

WANG Shenchang, HU Shanglian, CAO Ying, XU Gang. High-throughput RNA-seq and Analysis on Differential Expressed Gene from Dendrocalamus farinosus[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2016, 31(3): 65-71. doi: 10.7668/hbnxb.2016.03.010.

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