GEO data processing and visualization

Visit easyGEO

Demo session



Gene set enrichment analysis

Visit easyGSEA

Demo session



Multiple dataset comparisons

Visit easyVizR

Demo session

eVITTA User Guide

easyGEO tutorial video

easyGEO: Retrieving, processing and visualizing NCBI Gene Expression Omnibus (GEO) data

  • Two-click retrieval of GEO metadata, count data and study designs
  • Supports analysis on microarray and RNA-seq studies
  • Convenient batch effect correction, grouping of samples for differential gene expression analysis, and visualizations on gene-level expression changes
  • Results readily imported to easyGSEA for functional enrichment analysis and/or easyVizR for multiple comparisons
View Help Page

easyGSEA tutorial video

easyGSEA: Gene set enrichment, pathway and network analyses

  • Two modes: Pre-ranked GSEA and Overrepresentation (gene/protein list) analysis
  • Pathway visualizations
    • KEGG, Reactome, WikiPathways
  • Network and dendrogram visualizations
  • Comprehensive and species-specific databases updated monthly
    • FlyBase, WormCat, WormBase, Saccharomyces Genome Database
    • DrugBank, MSigDB, DisGeNET, eRic enhancer RNA, Human Cancer Metastasis Database
    • BioGRID, TF2DNA, and more
  • Custom analysis for power users
View Help Page

easyVizR tutorial video

easyVizR: Comparing and analyzing multiple datasets

  • Set up custom filters for each dataset and generate gene lists
  • Analyze intersections among gene lists with Venn and UpSet plot
  • Visualize terms in the selected intersection with Heatmap, 2D and 3D Scatter Plots, and more
View Help Page

eVITTA v1.3.1

Cheng, X.*, Yan, J.*, Liu, Y., Wang, J., Taubert, S. eVITTA: a web-based visualization and inference toolbox for transcriptome analysis. (2021). Nucleic Acids Research. In press. * equal contributions


We thank our dear collaborators and labmates for beta testing and continuous support:

  • Dr. Ting Fung Chan, The Chinese University of Hong Kong
  • Dr. ‪Oriol Fornes, The University of British Columbia
  • Dr. Dandan Huang, Tianjin Medical University
  • Dr. Hoi Shan Kwan, The Chinese University of Hong Kong
  • Dr. Mulin Jun Li, Tianjin Medical University
  • Dr. Sara Mostafavi, The University of British Columbia
  • Dr. Wenyan Nong, The Chinese University of Hong Kong
  • Dr. Amy K. Walker, University of Massachusetts Medical School
  • Jiaming (Caitlyn) Xu (@CaitlynXu ): eVITTA, easyGEO & easyGSEA logos
  • Junran (Judith) Yan (@judithyan ): easyVizR logo
  • Kelsie Doering (@layscience ): eVITTA tutorial videos


eVITTA workflow