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MicroRNA manipulation in colorectal cancer cells: from laboratory to clinical application

Muhammad Imran Aslam1, Maleene Patel, Baljit Singh

  • 1Department of Cancer Studies and Molecular Medicine, University of Leicester, Robert Kilpatrick Clinical Sciences Building, Leicester Royal Infirmary, P O Box 65, Leicester LE2 7LX, United Kingdom. mia7@leicester.ac.uk

Journal of Translational Medicine
|June 22, 2012
PubMed

Insights

Manipulating microRNAs (miRNAs) offers a novel approach to colorectal cancer (CRC) therapy by restoring normal levels of these molecules. This strategy can inhibit tumor growth, metastasis, and drug resistance, paving the way for new treatments.

Area of Science:

  • Oncology
  • Molecular Biology
  • Genetics

Background:

  • Colorectal cancer (CRC) progresses sequentially from adenoma to carcinoma.
  • MicroRNA (miRNA) dysregulation impacts tumor suppressor and promoter genes.
  • Targeting miRNAs presents opportunities for CRC intervention.

Purpose of the Study:

  • To review literature on manipulating oncogenic or tumor suppressor miRNAs in CRC cells for therapeutic development.
  • To provide an update on miRNA roles in CRC development, progression, and diagnosis.

Main Methods:

  • Comprehensive literature search for studies on miRNA manipulation in CRC in vitro and in vivo.
  • Review of different miRNA manipulation techniques and their therapeutic utility.

Main Results:

  • Restoring silenced miRNAs or inhibiting overexpressed miRNAs is a promising cancer therapy strategy.
  • MiRNA modulation can inhibit tumor growth, induce apoptosis, and block invasion, angiogenesis, and metastasis.
  • Altering specific miRNAs can re-sensitize drug-resistant CRC cells.

Conclusions:

  • MiRNA modulation holds significant potential for CRC treatment, possibly replacing current therapies.
  • Further research is required for tissue-specific delivery and minimizing side effects.

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