cell membrane

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cell membrane

n.
The semipermeable membrane that encloses the cytoplasm of a cell. Also called cytomembrane, plasmalemma, plasma membrane.

cell membrane

n
(Biology) a very thin membrane, composed of lipids and protein, that surrounds the cytoplasm of a cell and controls the passage of substances into and out of the cell. Also called: plasmalemma or plasma membrane

cell′ mem`brane


n.
the semipermeable membrane enclosing the cytoplasm of a cell.
[1865–70]

cell membrane

The thin membrane that forms the outer surface of the protoplasm of a cell and regulates the passage of materials in and out of the cell. It is made up of proteins and lipids.

cell membrane

The outer boundary of a cell.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cell membrane - a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cellcell membrane - a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cell; proteins in the membrane control passage of ions (like sodium or potassium or calcium) in and out of the cell; "all cells have a cell membrane"
cell - (biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals
semipermeable membrane - a membrane (as a cell membrane) that allows some molecules to pass through but not others
Translations
References in periodicals archive ?
The team eventually zeroed in on mutations in SCN9A, a gene that encodes part of a cell-surface channel that lets sodium into pain-sensing nerve cells as part of signal propagation.
We have found that the main portion of cirNAs in healthy donors is tightly or weakly bound to the cell surface, apparently because of interaction with cell-surface NA-binding proteins (10) or phospholipids of the cellular membrane through bivalent ions (11 ).
It is reasonable to suspect that malignant cells with this ability express cell-surface molecules that enable them to initially traverse the perineurium.
To initiate the infection, avian influenza viruses bind to cell-surface receptors containing terminal sialyl-galactosyl residues linked by 2-3-linkage, whereas human viruses, including the earliest available pandemic isolates, bind to receptors that contain terminal 2-6-1inked sialyl-galactosyl residues.
In many cases IL-1 acts as a messenger to help regulate immune and inflammatory responses by attaching to cell-surface receptors in cells that participate in the body's immune system.
Follow-up research showed that this channel is a member of a family of cell-surface receptors that sense both chemicals and temperature.
epidermidis forms biofilms in a similar manner--one in which cell-surface interactions play a key role.
In many cases, IL-1 acts as a messenger to help regulate immune and inflammatory responses by attaching to cell-surface receptors in cells that participate in the body's immune system.
When certain cell-surface receptors bind a chemical stimulus, such as an opiate or a hormone, they interact with so-called G proteins.
It stuck to two specific cell-surface molecules: one called duster of differentiation 4 (CD4) and the other, T cell receptor (TCR).