(n.) A thin layer or fold of tissue, usually supported by a fibrous network, serving to cover or line some part or organ, and often secreting or absorbing certain fluids.
Example Sentences:
(1) Tryptic digestion of the membranes caused complete disappearance of the binding activity, but heat-treatment for 5 min at 70 degrees C caused only 40% loss of activity.
(2) The extents of phospholipid hydrolysis were relatively low in brain homogenates, synaptic plasma membranes and heart ventricular muscle.
(3) The patterns observed were: clusters of granules related to the cell membrane; positive staining localized to portions of the cell membrane, and, less commonly, the whole cell circumference.
(4) Activity of Na,K-ATPase activity was measured as a functional marker for synaptosomal membranes.
(5) The influence of the various concepts for the induction of lateral structure formation in lipid membranes on integral functional units like ionophores is demonstrated by analysing the single channel current fluctuations of gramicidin in bimolecular lipid membranes.
(6) Phospholipid methylation in human EGMs is distinctly different from that in rat EGMs (Hirata and Axelrod 1980) in that the human activity is not Mg++-dependent, and apparent methyltransferase I activity is located in the external membrane surface.
(7) The predicted non-Lorentzian line shapes and widths were found to be in good agreement with experimental results, indicating that the local orientational order (called "packing" by many workers) in the bilayers of small vesicles and in multilamellar membranes is substantially the same.
(8) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
(9) Using monoclonal antibodies directed against the plasma membrane of Madin-Darby canine kidney (MDCK) cells, we demonstrated previously that a glycoprotein with an Mr = 23,000 (gp23) had a non-polarized cell surface distribution and was observed on both the apical and basolateral membranes (Ojakian, G. K., Romain, R. E., and Herz, R. E. (1987) Am.
(10) The fraction of the viral dose which became cell associated was independent of the incubation temperature and increased with increasing target membrane concentration.
(11) Together these results suggest that IVC may operate as a selective activator of calpain both in the cytosol and at the membrane level; in the latter case in synergism with the activation induced by association of the proteinase to the cell membrane.
(12) The Cole-Moore effect, which was found here only under a specific set of conditions, thus may be a special case rather than the general property of the membrane.
(13) We have examined the insertion of bovine 17 alpha-hydroxylase (P45017 alpha) into the endoplasmic reticulum of COS 1 cells to evaluate the functional role of its hydrophobic amino-terminal sequence and membrane insertion.
(14) The transport of potassium ions through membranes of red blood cells was examined in in bitro experiments using a CMF of 4500 oersted.
(15) These membrane perturbation effects not observed with bleomycin-iron in the presence of a hydroxyl radical scavenger, dimethyl thiourea, or a chelating agent, desferrioxamine, were correlated with the ability of the complex to generate highly reactive oxygen species.
(16) Extensive studies during recent years have shown that the interaction between hormone and membrane-bound receptor can affect the receptor characteristics in at least two ways.
(17) Membranes of this material were filled with islets of Langerhans and implanted in the peritoneal cavity of rats.
(18) The penicillin-resistant Enterococcus hirae R40 has a typical profile of membrane-bound penicillin-binding proteins (PBPs) except that the 71 kDa PBP5 of low penicillin affinity represents about 50% of all the PBPs present.
(19) To investigate the mechanism of enhanced responsiveness of cholesterol-enriched human platelets, we compared stimulation by surface-membrane-receptor (thrombin) and post-receptor (AlF4-) G-protein-directed pathways.
(20) Moreover, in DCVC-treated cells the mitochondria could not be stained with rhodamine-123, indicating severe mitochondrial damage and loss of membrane potential.
Palmated
Definition:
(a.) Having the shape of the hand; resembling a hand with the fingers spread.
(a.) Spreading from the apex of a petiole, as the divisions of a leaf, or leaflets, so as to resemble the hand with outspread fingers.
(a.) Having the anterior toes united by a web, as in most swimming birds; webbed.
(a.) Having the distal portion broad, flat, and more or less divided into lobes; -- said of certain corals, antlers, etc.
Example Sentences:
(1) Palmatic acid uptake and oxygen consumption were significantly reduced (P less than 0.02) in adrenalectomized hearts.
(2) It is important to establish a diagnosis of subglottic stenosis associated with a palmation, since treatment and prognosis are very different from those of an isolated glottic palmation: all attempts at endoscopic treatment resulted in failure that intubation or tracheotomy was necessary in 7 cases.
(3) Morphologically, ginseng is a perennial herb with fleshy root, a single annual stem bearing a whorl of palmately compound leaves, and a terminal simple umbel of small 5-merous flowers.
(4) Both fascicular pinning as described by Appril and palmate pinning are inconvenient in that the pins can perforate the articular cartilage of the humeral head and provoke premature unpinning because of insufficient fixing in an osteoporotic bone.
(5) The 4-chlorobenzoate:coenzyme A ligase was found to be a homodimer (57-kDa subunit size), to require Mg2+ (Co2+ and Mn2+ are also activators) for activity, and to turn over MgATP (Km = 100 microM), coenzyme A (Km = 80 microM), and 4-chlorobenzoate (Km = 9 microM) at a rate of 30 s-1 at pH 7.5 and 25 degrees C. Benzoate, 4-bromobenzoate, 4-iodobenzoate, and 4-methylbenzoate were shown to be alternate substrates while 4-hydroxybenzoate, 4-aminobenzoate, 2-aminobenzoate, 2,3-dihydroxybenzoate, 4-coumarate, palmate, laurate, caproate, butyrate, and phenylacetate were not substrate active.
(6) Some sprouts form very large, palmate growth cones on the marginal surface, which in turn give rise to many branches that continue to grow either rostrally or caudally along the surface of the brain.
(7) Consistent and significant shifts from myristic and palmatic acids (in red marrow) to their respective monounsaturated derivatives myristoleic and palmitoleic acids (in yellow marrow) were found.
(8) Differences concern: i, substitution of phosphoryl groups by 4-amino-4-deoxy-L-arabinopyranose and phosphorylethanolamine in S. typhimurium with Col Ib plasmids; ii, the degree of acylation of hydroxyl groups of 3-hydroxytetradecanoic acid by myristic, lauric and palmatic acids; iii, presence of tridecanoic acid bound to hydroxyl of 3-hydroxy-tetradecanate residue in S. typhimurium with Col Ibdrd2 plasmid.
(9) The Golgi technique was used to study the morphology of spinal motoneurons at various stages in the early development of swimming behaviour in embryos and larvae of the palmate newt, Triturus helveticus ((Razoumowsky).
(10) Analysis of fatty acids in the triglycerides showed that almost all of the decanoate and the palmate were incorporated as intact molecules, while acetate yielded acids of varying chain lengths.
(11) We’re going to have to use every tool we can to repair the relationship we have.” Others, such as Pamela Palmater, who heads the centre for indigenous governance at Toronto’s Ryerson University, demand more.
(12) But we’re missing the biggest portion of the apology and it’s from the people who actually orchestrated it, which were representatives of the British crown.” Palmater’s call for an apology was the focus of a keynote address at the British Library in April to a gathering of British academics studying Canada.
(13) The Private Cannabis Club, with its palmate green leaves stencilled on the walls and the club's name etched on to smoked windowpanes, is at the vanguard of a new movement of pro-cannabis campaigners in Spain .