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Homeobox genes in normal and malignant cells.
C Cillo1, M Cantile, A Faiella
1Department of Clinical and Experimental Medicine, Federico II University Medical School, Naples, Italy. clecillo@unina.it
Journal of Cellular Physiology
|June 26, 2001
Summary
Homeobox genes, crucial for development, also regulate adult cell functions and are implicated in diseases like cancer. This review explores their network mechanisms and potential as diagnostic markers.
Area of Science:
- Molecular Biology
- Developmental Biology
- Genetics
Background:
- Homeobox genes are key transcription factors in embryonic development.
- Identified families include Hox, EMX, PAX, and MSX, with Hox genes exhibiting complex regulatory networks.
- Emerging evidence links homeobox genes to adult eukaryotic cell functions and diseases such as diabetes and cancer.
Purpose of the Study:
- To review the mechanisms of homeobox gene action.
- To propose a model for Hox gene network function in genetic programming.
- To highlight the clinical relevance of homeobox genes in diseases.
Main Methods:
- Literature review of homeobox gene functions.
- Analysis of Hox gene regulatory network organization.
- Discussion of emerging roles in adult cell functions and diseases.
Main Results:
- Homeobox genes play roles beyond embryonic development, impacting adult cell functions.
- Hox gene networks may act as decoding systems for specific genetic programs.
- Homeobox genes are increasingly recognized for their involvement in various human diseases.
Conclusions:
- Homeobox genes are critical regulators in both development and adult life.
- Understanding Hox gene networks offers insights into genetic programming.
- Whole-genome RNA expression technologies are vital for assessing homeobox gene clinical relevance in metabolic and structural diseases.
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