Desmin
Desmin
Desmin (/ˈdɛzmɪn/) is a type of intermediate filament protein found in muscle cells. It plays a crucial role in maintaining the structural integrity and alignment of muscle fibers.
Etymology
The term "Desmin" is derived from the Greek word "desmos", which means "bond". This is in reference to the protein's role in connecting and maintaining the structure of muscle cells.
Function
Desmin is a type of Intermediate filament protein that is expressed in all types of Muscle tissue, including Cardiac muscle, Skeletal muscle, and Smooth muscle. It forms a network around the Z disc in muscle cells, helping to maintain the alignment of the Myofibrils. In addition to its structural role, desmin also plays a role in muscle cell signaling and muscle cell regeneration.
Related Terms
- Intermediate filament protein
- Muscle tissue
- Cardiac muscle
- Skeletal muscle
- Smooth muscle
- Z disc
- Myofibril
Diseases Associated with Desmin
Mutations in the DES gene, which encodes the desmin protein, can lead to a group of conditions known as Desmin-related myopathy. These conditions are characterized by muscle weakness and other symptoms, and can affect various types of muscle tissue.
See Also
External links
- Medical encyclopedia article on Desmin
- Wikipedia's article - Desmin
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