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[mir-17-92 cluster and tumor]

Rui-Fang Yang1, Li-Juan Chen, Jian-Yong Li

  • 1Department of Hematology, The First Affiliated Hospital, Nanjing Medical University, Jiangsu Provincial People Hospital, Nanjing 210029, Jiangsu Province, China.

Zhongguo Shi Yan Xue Ye Xue Za Zhi
|December 7, 2010
PubMed

Insights

MicroRNAs (miRNAs) are RNA molecules involved in tumor development. The miR-17-19 cluster shows dual roles as oncogenes and antioncogenes, impacting cancer progression.

Area of Science:

  • Molecular Biology
  • Genetics
  • Oncology

Context:

  • MicroRNAs (miRNAs) are small non-coding RNA molecules regulating gene expression.
  • Dysregulation of miRNA pathways is implicated in various human cancers.
  • The miR-17-19 cluster is frequently altered in tumors.

Purpose:

  • To review the mechanisms and functions of the miR-17-19 cluster in tumorigenesis.
  • To elucidate the dual oncogenic and antioncogenic roles of miR-17-19.
  • To summarize current understanding of miRNA involvement in cancer.

Summary:

  • MiRNAs regulate target genes within signaling pathways, influencing tumor initiation and progression.
  • The miR-17-19 cluster acts as both an oncogene and an antioncogene, depending on the cellular context.
  • This cluster's dysregulation is a significant factor in oncogenesis.

Impact:

  • Understanding the miR-17-19 cluster's function can reveal novel therapeutic targets for cancer.
  • This review provides insights into miRNA-based cancer diagnostics and treatments.
  • Highlights the complex role of specific miRNA clusters in cancer biology.

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