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Published on: March 10, 2020
The role of homeobox genes in vascular remodeling and angiogenesis
1Division of Surgical Oncology, UMDNJ-Robert Wood Johnson Medical School, the Cancer Institute of New Jersey, New Brunswick, USA.
Insights
Homeobox genes, which regulate cell functions, are crucial in embryonic development and cardiovascular diseases like atherosclerosis and angiogenesis. Understanding their role in vascular remodeling is key.
Area of Science:
- Molecular Biology
- Developmental Biology
- Cardiovascular Biology
Background:
- Homeodomain transcription factors regulate critical cellular processes including proliferation, differentiation, and migration.
- These factors are vital for organogenesis and pattern formation during embryogenesis.
- Dysregulation of homeobox genes can contribute to oncogenesis or tumor suppression.
Purpose of the Study:
- To review the current understanding of homeobox transcription factors in vascular remodeling.
- To explore the role of these factors in both physiological and pathological processes within the cardiovascular system.
- To highlight their involvement in conditions like atherosclerosis and tumor-induced angiogenesis.
Main Methods:
- Literature review of studies on homeobox genes in vascular biology.
- Analysis of research on homeobox gene expression in vascular cells (smooth muscle and endothelial).
- Synthesis of findings related to homeobox genes in embryogenesis and disease states.
Main Results:
- Homeobox genes are present in vascular smooth muscle and endothelial cells.
- These genes are implicated in pathological vascular remodeling, including arterial restenosis and angiogenesis.
- Evidence suggests their involvement in cardiovascular development and disease.
Conclusions:
- Homeobox transcription factors play significant roles in physiological and pathological vascular remodeling.
- Further elucidation of their cellular functions is needed to understand their impact on cardiovascular health and disease.
- Targeting homeobox genes may offer therapeutic potential for vascular-related conditions.
Abstract:
Homeodomain-containing transcription factors are critical in the regulation of cell proliferation, differentiation, and migration, and they play an important role in organogenesis and pattern formation during embryogenesis. There is evidence that some of them are oncogenes or tumor suppressors. The cardiovascular system undergoes extensive remodeling during embryogenesis and disease states such as atherosclerosis and tumor-induced angiogenesis, and homeobox genes may play an important role in regulating these processes. Recently, homeobox genes have been detected in both vascular smooth muscle and endothelial cells, and they are implicated in pathological processes such as arterial restenosis after balloon angioplasty and tumor-induced angiogenesis. The cellular function of some of these genes is beginning to be elucidated. Therefore, we briefly review what is currently known about the involvement of homeobox transcription factors in both physiological and pathological vascular remodeling and angiogenesis.
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