Related Experiment Video
Updated: Jun 10, 2026
06:07
Histological Examination of Mitochondrial Morphology in a Parkinson's Disease Model
Published on: June 23, 2023
Mitochondrial morphology and cardiovascular disease.
Sang-Bing Ong1, Derek J Hausenloy
1The Hatter Cardiovascular Institute, University College, London WC1E 6HX, UK.
Cardiovascular Research
|July 16, 2010
Summary
Mitochondria dynamically change shape through fusion and fission. This review explores their role in cardiovascular biology and potential therapeutic applications for heart disease.
Area of Science:
- Mitochondrial biology
- Cardiovascular physiology
- Cellular dynamics
Background:
- Mitochondria exhibit dynamic morphological changes via fusion and fission.
- These processes are regulated by specific protein families.
- Studies have largely focused on non-cardiac cells, leaving cardiac roles unclear.
Purpose of the Study:
- To review current developments in mitochondrial morphology research.
- To explore the implications for cardiovascular physiology.
- To identify potential therapeutic strategies for cardiovascular diseases.
Main Methods:
- Literature review of mitochondrial fusion and fission proteins.
- Analysis of emerging data on mitochondrial morphology in cardiac contexts.
- Synthesis of information on physiological functions and disease relevance.
Main Results:
- The machinery for mitochondrial shape alteration is present in the adult heart.
- Mitochondrial morphology changes are implicated in cardiac development, injury, and disease.
- The precise physiological function in the heart remains largely undetermined.
Conclusions:
- Mitochondrial dynamics are relevant to cardiovascular health and disease.
- Further research is needed to elucidate the function of fusion and fission proteins in the heart.
- Understanding these processes may lead to novel therapeutic interventions for cardiovascular conditions.
Related Concept Videos
01:45Mitochondrial Membranes
A single mitochondrion is a bean-shaped organelle enclosed by a double-membrane system. The outer membrane of mitochondria is smooth and contains many porins - the integral membrane transporters. Porins enable free diffusion of ions and small uncharged molecules through the outer mitochondrial membrane but limit the transport of molecules larger than 5000 Daltons. Further, the outer mitochondrial membrane forms a unique structure called membrane contact sites with other subcellular organelles,...
01:45Mitochondrial Membranes
A single mitochondrion is a bean-shaped organelle enclosed by a double-membrane system. The outer membrane of mitochondria is smooth and contains many porins - the integral membrane transporters. Porins enable free diffusion of ions and small uncharged molecules through the outer mitochondrial membrane but limit the transport of molecules larger than 5000 Daltons. Further, the outer mitochondrial membrane forms a unique structure called membrane contact sites with other subcellular organelles,...
01:37Mitochondria
Mitochondria are eukaryotic cellular organelles that are known to produce energy through a process called oxidative phosphorylation. Besides their primary function, mitochondria are involved in various cellular processes, including cell growth, differentiation, signaling, metabolism, and senescence. Age-related changes cause a decline in mitochondrial quality and integrity due to increased mitochondrial mutations and oxidative damage. Thus, aging can severely impact mitochondrial functions,...
01:28The Inner Mitochondrial Membrane
The inner mitochondrial membrane is the primary site of ATP synthesis. The inner membrane domain that forms a smooth layer adjacent to the outer membrane is called the inner boundary membrane. This domain contains membrane transporters that drive metabolites in and out of the mitochondria. In contrast, the inner membrane network that invaginates into the matrix space is called the cristae membrane. This domain accounts for principle mitochondrial function as it accommodates the protein...
01:29Cardiomyopathy III: Hypertrophic Cardiomyopathy
Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
01:26Coronary Artery Disease II: Pathophysiology
Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...