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Related Experiment Video

Updated: May 1, 2026

Comprehensive Workflow for the Genome-wide Identification and Expression Meta-analysis of the ATL E3 Ubiquitin Ligase Gene Family in Grapevine
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Microarray analysis of differentially expressed genes engaged in fruit development between table and wine grape.

Xicheng Wang1, Emrul Kayesh, Jian Han

  • 1College of Horticulture, Nanjing Agricultural University, No. 1 Weigang Road, Nanjing, 210095, Jiangsu, People's Republic of China, wxcown@163.com.

Molecular Biology Reports
|April 15, 2014
PubMed
Summary

Grape fruit development involves complex gene expression changes, particularly in metabolism. This study reveals key metabolic genes that are up-regulated and down-regulated during table and wine grape development.

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Area of Science:

  • Plant Biology
  • Genomics
  • Molecular Biology

Background:

  • Gene expression profiling offers insights into biological mechanisms.
  • Understanding fruit development in grapes (Vitis vinifera) is crucial for agriculture.

Purpose of the Study:

  • To analyze the expression profiles of metabolism-related genes during table and wine grape fruit development.
  • To identify differentially expressed genes and their functions in grape fruit development.

Main Methods:

  • Utilized a microarray system with 15,403 expressed sequence tags (ESTs) to compare gene expression.
  • Validated microarray results using quantitative real-time polymerase chain reaction (qRT-PCR) for 18 selected genes.
  • Performed gene ontology (GO) and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway analyses.

Main Results:

  • 2,493 genes showed at least a 2.0-fold difference in expression during fruit development (1,244 up-regulated, 1,249 down-regulated).
  • 929 differentially expressed genes were annotated, primarily involved in carbohydrate, secondary metabolite, energy, lipid, and amino acid metabolism.
  • Significant differences in gene expression were observed between table and wine grape varieties.

Conclusions:

  • Gene expression profiling provides valuable insights into the molecular mechanisms of grape fruit development.
  • Metabolism-related genes play critical roles in the developmental stages of table and wine grapes.
  • This study lays the groundwork for further research into grape berry development and quality improvement.