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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

cell′ mem`brane


n.
the semipermeable membrane enclosing the cytoplasm of a cell.
[1865–70]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

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.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

cell membrane

The outer boundary of a cell.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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References in periodicals archive ?
Cell membrane re-engineering is emerging as a powerful tool for the development of next generation cell therapies, as it allows scientists to provide additional functions in the therapeutic cells, such as homing, adhesion or hypoxia (low oxygen) resistance.
In neonates presenting with hyperbilirubinaemia, nonimmune haemolysis and a positive family history, a high index of suspicion is raised for hereditary red cell membrane disorders.
Cytovation is developing CyPep-1, a peptide consisting of 27 amino acids that selectively targets cutaneous warts through the destruction of the cell membrane and creating an immune response through the release of antigens.
ROS causes oxidation of polyunsaturated fatty acids (PUFAs) of erythrocyte cell membrane, the fluidity of cell membrane is decreased making erythrocytes vulnerable to membrane damage.
Cell membrane stability (CMS) estimated according to in-vivo procedure to evaluate the intensity of field stress (Tripathy et al., 2000).
"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.
A reduction in pHin and cell membrane hyperpolarization were observed in S.
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.
Reporting in Nature Communications, researchers from Georgia Health Sciences University unveil new findings concerning the ability of alpha-tocopherol (vitamin E) to maintain and repair the cell membrane: a permeable barrier surrounding the cell that separates its contents from its environment while allowing the transport of necessary substances.
"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.