How does the actin cytoskeleton change the shape of a cell?

Date:2023-02-23
Actin filaments, which are part of the actin cytoskeleton, help to provide structural support for cells and alter their shape by forming long, curvilinear bundles. They work in conjunction with other types of proteins to bind the cell's membrane to the cytoskeleton and help to produce cellular protrusions, allowing for activities such as cell crawling, adhesion, and phagocytosis. They can also bundle together to create a mesh-like structure to strengthen the cell, enabling it to respond to environmental changes. In this way, actin filaments can contribute to the shape of a cell by allowing for the formation of various protrusions or by altering the shape of the cell through contraction and relaxation.
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