cell membrane


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Related to cell membrane: nucleus, mitochondrion, Cell membrane transport

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 ?
Cancer therapies that attack the lipid composition of the cell membrane would be an entirely new class of anticancer drugs," says co-senior study author Paul Beales, of the University of Leeds in the UK.
In their study, the scientists confirmed that MurJ flips a tatty molecule from one side of a bacterial cell membrane to the other.
However, for cancerous cells, the way the ions are transported across its cell membrane changes, thus blocking the process of apoptosis.
The study suggests that incubating retinal cells with vegetable oils induces biochemical and biophysical changes in the cell membrane, which may have a beneficial effect in preventing or slowing the development of retinopathy.
Further experimentation confirmed the involvement of vitamin E's antioxidant function in its repair-promoting benefit, as well as its ability to insert itself into the cell membrane due to its lipid solubility.
We have harnessed natural cellular processes to fabricate a simple yet functional system using engineered materials to mimic the cell membrane and its proteins," said Dr Nallani, the IMRE scientist who invented the synthetic cell membranes.
Current methods for measuring the binding affinity of ligands to transmembrane proteins require the use of whole cells or cell membrane preparations, which are heterogeneous and too impure to generate high quality, reproducible biosensor data.
Preliminary results suggested an effect of HQ on bean root cell membrane potentials (3).
Fuel cell membrane developer PolyFuel has doubled shipments of its engineered membranes in the last six months.
There may be differences in the mineral and bacterial composition of the various tap, distilled, spring, and bottled water but unless these solutions contain solutes that are impermeable to the cell membrane, these apparent "differences" would not influence the distribution of total body water.
This company is evaluating Hoku Scientific's fuel cell membrane technology for integration into its fuel cell vehicles.
This invention provides nucleic acids which encode the following insect cell membrane transporters: acetylcholine transporters, serotonin transporters, proline transporters, glutamate transporters, neurotransmitter transporters encoded by the inebriated gene, orphan transporters, GABA transporters, and LAT transporters.