Related Experiment Video
Updated: Aug 5, 2026
05:38
Generation and Expansion of Human Cardiomyocytes from Patient Peripheral Blood Mononuclear Cells
Published on: February 12, 2021
Early growth response-1 in cardiovascular pathobiology
1Centre for Vascular Research, Department of Pathology, The University of New South Wales, The Prince of Wales Hospital, Sydney, Australia. L.Khachigian@unsw.edu.au
Circulation Research
|February 4, 2006
Summary
Early growth response (Egr)-1, a key transcription factor, is crucial in cardiovascular diseases. Recent evidence highlights its role in atherosclerosis, vascular injury, ischemia, and cardiac hypertrophy.
Area of Science:
- Cardiovascular Biology
- Molecular Biology
- Gene Regulation
Background:
- Early growth response (Egr)-1 is an immediate-early gene product and zinc finger transcription factor.
- Egr-1 acts as a master regulator in various cellular processes.
Purpose of the Study:
- To review recent evidence implicating Egr-1 in cardiovascular pathologies.
- To consolidate understanding of Egr-1's regulatory role in the cardiovascular system.
Main Methods:
- Literature review of recent scientific evidence.
- Analysis of studies focusing on Egr-1's involvement in cardiovascular conditions.
Main Results:
- Egr-1 is implicated in atherosclerosis.
- Egr-1 plays a role in intimal thickening post-vascular injury.
- Egr-1 is involved in ischemic pathology, angiogenesis, allograft rejection, and cardiac hypertrophy.
Conclusions:
- Egr-1 is a critical regulator in diverse cardiovascular pathological processes.
- Understanding Egr-1's function is key to developing novel therapeutic strategies for cardiovascular diseases.
Related Concept Videos
01:24Regulation of Angiogenesis and Blood Supply
Rapidly dividing tumors, embryos, and wounded tissues require more oxygen than usual, lowering the oxygen concentration in the blood. At low oxygen or hypoxic conditions, an oxygen-sensitive transcription factor called the hypoxia-inducible factor 1 or HIF1 is activated. HIF1 is a dimeric protein of alpha (ɑ) and beta (β) subunits. Under optimal oxygen conditions, HIF1β is present in the nucleus while HIF1ɑ remains in the cytosol. HIF1ɑ is hydroxylated by prolyl hydroxylase and factor...
01:22Diversity in Cell Signaling Responses
The physiological function of a cell and cellular communication are outcomes of a range of extrinsic signals, intracellular signaling pathways, and cellular responses. No two cell types express the same repertoire of signaling components. Receptors are highly selective for their cognate ligands, but once activated, they can alter multiple cellular processes such as DNA transcription, protein synthesis, and metabolic activity.
Graded and Abrupt Responses
Some signaling systems generate...
Graded and Abrupt Responses
Some signaling systems generate...