plasma membrane

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plasma membrane

cell′ mem`brane


n.
the semipermeable membrane enclosing the cytoplasm of a cell.
[1865–70]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.plasma membrane - a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cellplasma 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
References in periodicals archive ?
Furthermore, result obtained in the current study further demonstrated that the post-thawed percentage of spermatozoa with intact plasma membranes was higher (P<0.
The epithelial cells display extensive infoldings of the apical and basal plasma membranes associated with mitochondria and delicate, folded lateral membranes enclose narrow intercellular spaces.
Lipid composition of plasma membranes and endomembranes prepared from roots of barley (Hordeum vulgare L.
DRIP and PRIP at the apical and basal plasma membranes, respectively, act in concert to provide a major route for transcellular water movement in hindgut epithelial cells.
This dye (Molecular Probes) is a high-affinity nucleic acid stain that penetrates cells with damaged plasma membranes and enhances its fluorescence by more than 500-fold upon nucleic acid binding (Reyes-Zurita et al.
In the case of varying degree of immune conflict, cytotoxic T-lymphocytes and antibodies lead to formation of different size and volume perforations on the plasma membranes of target cells.
Eect of freezing on phospholipid distribution of bualo spermatozoa plasma membranes.
Earlier work revealed that mitochondria can be transferred between cells through tunneling nanotubes, thread-like structures formed from the plasma membranes of cells that bridge between different types of cells.
iGluRs are complexes of various subunits creating ion channels in the cell plasma membranes that allow for influx or efflux of cations, and play a critical role in neural function.
For sperm of species known for higher resistance against cold susceptibility, the cholesterol content is high (rabbit and human) whereas plasma membranes of the bull, ram and boar possess lower cholesterol levels, which are considered to be sensitive (Bailey et al.
Enriched fractions of nuclei, mitochondria, endoplasmic reticulum, plasma membranes, and cytosol can provide insight into the potential effects of a toxicant on a particular site within subcellular structures or upon protein trafficking or signaling pathways.

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