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Cell fusion is an important cellular process in which several uninucleate cells (cells with a single nucleus) combine to form a multinucleate cell, known as a syncytium.Cell fusion occurs during differentiation of myoblasts, osteoclasts and trophoblasts, during embryogenesis, and morphogenesis. [1]
A hybrid cell line is a fusion of cells from two different cell types. When the membrane of two cells merge, the nuclei combine to form a polykaryote (poly- multiple; karyon- chromosome). [1] These fusions can happen spontaneously as in the case of tumor hybrid cells, or may be induced by a variety of laboratory techniques.
Cell fusion is the formation of a hybrid cell from two separate cells. [ 1 ] [ 2 ] There are three major actions taken in both virus–cell fusion and cell–cell fusion: the dehydration of polar head groups, the promotion of a hemifusion stalk, and the opening and expansion of pores between fusing cells. [ 3 ]
Vesicle fusion is the merging of a vesicle with other vesicles or a part of a cell membrane.In the latter case, it is the end stage of secretion from secretory vesicles, where their contents are expelled from the cell through exocytosis.
Cell–cell fusogens are proteins that promote plasma membrane fusion among different cells. To be considered a fusogen, it must be required for fusion, fuse unfamiliar membranes, and be present on the fusing membrane when need be. These cells include but are not limited too: gametes, trophoblasts, epithelial, and other developmental cells.
The U.S. Food and Drug Administration (FDA) now classifies eggs as a “healthy, nutrient-dense" food, according to a new proposed rule. Registered dietitians react to the change.
Together with an alpha-beta catenin complex, the cadherin can bind to the microfilaments of the cytoskeleton of the cell. This allows for homophilic cell–cell adhesion. [ 18 ] The β-catenin – α-catenin linked complex at the adherens junctions allows for the formation of a dynamic link to the actin cytoskeleton.
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