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Scientia Silvae Sinicae ›› 2014, Vol. 50 ›› Issue (5): 70-74.doi: 10.11707/j.1001-7488.20140509

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The Sequencing Analysis of Transcriptome of Vernicia fordii Flower Buds at Two Development Stages

Sun Ying, Tan Xiaofeng, Luo Min, Li Jian   

  1. Key Laboratory of Non-Wood Forest Breeding and Cultivation of State Forest Administration Key Laboratory of Cultivation and Protection for Non-Wood Forest Tree of Ministry of Education Central South University of Forestry and Technology Changsha 410004
  • Received:2014-01-16 Revised:2014-03-28 Online:2014-05-25 Published:2014-06-06
  • Contact: 李建安

Abstract:

This research compared transcriptome of Vernicia fordii flower buds at two different developing stages using RNA-seq technique and then obtained a lot of differentially expressed unigenes. Through GO classification and pathway enrichment analysis, all of these differentially expressed unigenes were classified into 55 GO terms and 128 metabolism pathways, respectively. One hundred and three unigenes identified from transcriptome data were referred to four major plant flowering regulation pathways including photoperiod pathway, verbalization pathway, GA-dependent pathway and autonomous pathway. With the development of flower buds, more and more unigenes' expression levels were up-regulated and the number of up-regulated genes was more than that of down-regulated genes. This research has resolved to some extent the molecular mechanisms regulating mode with flower bud morphological differentiation of V. fordii.

Key words: Vernicia fordii, flower bud, transcriptome sequencing, flowering genes

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