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Related Experiment Video

Updated: Apr 3, 2026

Author Spotlight: RNA FISH for Locating lncRNA-SNHG6 in Osteosarcoma Cells
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Gene function analysis in osteosarcoma based on microarray gene expression profiling.

Liang Zhao1, Jinghua Zhang2, Hongyu Tan1

  • 1Department of Orthopedics, First Affiliated Hospital, Zhengzhou University Henan Province, China.

International Journal of Clinical and Experimental Medicine
|September 18, 2015
PubMed
Summary

This study identified key genes and transcription factors linked to osteosarcoma, offering potential diagnostic markers and therapeutic targets for this aggressive bone cancer.

Keywords:
DEGsGO enrichmentOsteosarcomaPPI networktranscription factors

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Area of Science:

  • Oncology
  • Genomics
  • Bioinformatics

Background:

  • Osteosarcoma is an aggressive bone cancer characterized by malignant osteoid production.
  • Identifying specific genes and pathways is crucial for understanding osteosarcoma and developing targeted therapies.

Purpose of the Study:

  • To identify feature genes and their functions associated with osteosarcoma.
  • To distinguish between cancer and normal tissues using gene expression profiles.
  • To explore potential diagnostic markers and therapeutic targets for osteosarcoma.

Main Methods:

  • Downloaded and analyzed gene expression profile GSE14359 from the Gene Expression Omnibus (GEO) database.
  • Identified differentially expressed genes (DEGs) using R's limma package.
  • Performed Gene Ontology (GO) and KEGG pathway enrichment analysis, constructed protein-protein interaction (PPI) networks, and predicted transcription factors.

Main Results:

  • Identified 437 DEGs (114 up-regulated, 323 down-regulated), with 46 linked to osteosarcoma.
  • Enrichment analysis revealed impacts on immune response and skeletal/vascular system development.
  • PPI network highlighted hemoglobin and histocompatibility proteins; MYC and SP1 identified as key transcription factors.

Conclusions:

  • Discovered gene functions and transcription factors (MYC, SP1) relevant to osteosarcoma.
  • These findings hold potential for clinical diagnosis and advancing osteosarcoma mechanism studies and therapies.