plasma membrane

Also found in: Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.
Related to plasma membrane: mitochondria, cell membrane

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′ mem`brane

the semipermeable membrane enclosing the cytoplasm of a cell.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
In the IMCD and OMCD, immunolight microscopy revealed strong expression of AQP2 at the apical plasma membrane and intracellular vesicles of principal cells of ND, respectively (Figs.
GLUT isoform resides mainly in the intracellular membrane compartment under low insulin condition and is translocated to the plasma membrane on stimulation by insulin.
Here are some recent developments, among them Ras-mediated activation of the Raf family kinases, Ras and the plasma membrane: a complicated relationship, genetically engineered mouse models of K-Ras-driven lung and pancreatic tumors: validation of therapeutic targets, synthetic lethal vulnerabilities in KRAS-mutant cancers, and targeting the MAPK pathway in RAS mutant cancers ([umlaut] Ringgold, Inc., Portland, OR)
Progesterone mediates its action by binding to a specific protein, known as the membrane progesterone receptor (mPR), located at the plasma membrane, which is the outer membrane of the cell." "However, the early steps that trigger oocyte maturation at cellular level are still unknown.
Interestingly, by knocking down VLDLR protein levels within oocytes, they observed an inhibition of oocyte maturation and significantly much less mPR at the plasma membrane.
VP40 is a peripheral membrane protein that regulates viral budding from the plasma membrane. It interacts with a human plasma-membrane lipid, phosphatidylserine, to facilitate replication of the virus.
The mechano-sensitive ion channels present in plasma membrane are highly modulated due to sound wave treatment that leads to differential calcium signaling in plants and subsequent regulation of downstream signaling molecules.
Determination of sperm plasma membrane integrity: Sperm plasma membrane integrity percentage was evaluated via hypo osmotic swelling test (Qureshi, 2011).
Eukaryotic cells maintain a gradient in sterol concentration between plasma membrane (PM) and the membranes of cell organelles such as endoplasmic reticulum (ER) by both vesicular and nonvesicular mechanisms involving lipid transport proteins.
Vesicle-associated membrane protein-associated protein A (VAPA) presents in the plasma membrane and intracellular vesicles.
Using human macrophages they identified that following infection the bacteria can disarm the host macrophages by inducing plasma membrane damage.
The plasma membrane of sperm plays an important function in fertilization of spermatozoa (Jeyendran et al., 1984).

Full browser ?