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Sperm plasma membrane receptors for the porcine oocyte plasma membrane

Zygote, 1998
In vitro fertilisation (IVF) was used to assess the ability of solubilised sperm plasma membrane (PM) proteins to inhibit the interaction of intact gametes. This is a first step before evaluating the ability of individual isolated proteins to competitively inhibit sperm-oocyte interaction as part of the process of studying the molecular events of ...
M, Betancourt   +5 more
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Isolation of the plasma membrane

1986
Publisher Summary Plasma membranes of plants are purified by using either sucrose gradients or aqueous two-phase system consisting of Dextran T 500 and polyethyleneglycol 3350. The sucrose gradient separation takes advantage of the different sizes and densities of the various membranes in the cell, whereas the two-phase polymer system takes advantage
THOMAS K. HODGES, DAVID MILLS
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The Plasma Membrane

2022
14.1 Structure of the Plasma Membrane 14.2 Transport of Small Molecules 14.3 Internalization of Large Molecules by Endocytosis KEY EXPERIMENT The LDL Receptor MOLECULAR
Geoffrey M. Cooper, Kenneth W. Adams
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Membrane plasma separation and the on-line treatment of plasma by membranes

Journal of Membrane Science, 1989
Abstract The application of membranes for the separation of solids from liquids is quite common in industrial processes and has had a major impact on biomedical processes. Biomedical applications of blood processing range from the use of large-pore structures for filtration of blood for the removal of large particles (> 20 μm) (transfusion filters ...
P.S. Malchesky   +3 more
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Plasma membrane microdomains

Current Opinion in Cell Biology, 2002
Several lines of evidence indicate that the lipids in the plasma membrane of animal cells are inhomogeneously distributed, and that various types of specialized lipid domains play an important role in many biological processes. The characteristics of these domains, such as size, composition and dynamics, are currently under active investigation.
openaire   +2 more sources

Plasma Membrane Vesiculation: A New Technique for Isolation of Plasma Membranes

Science, 1976
Monolayer cell cultures of macrophages, monocytes, myoblasts, and density-inhibited and transformed fibroblasts form and release cell surface membrane vesicles following exposure to formaldehyde, related low-molecular-weight aldehydes, and disulfide blocking agents. Vesicles have a unique composition of proteins and lipids.
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Ceramide in Plasma Membrane Repair

2013
The perforation of the plasmalemma by pore-forming toxins causes an influx of Ca(2+) and an efflux of cytoplasmic proteins. In order to ensure cellular survival, lesions have to be identified, plugged and removed from the membrane. The Ca(2+)-driven fusion of lysosomes with the plasma membrane leads to hydrolysis of sphingomyelin by acid ...
Draeger A, Babiychuk EB
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Glucocorticoids and the Plasma Membrane

1979
Glucocorticoids affect the composition and function of the plasma membrane in a variety of cell types. Cultured rat hepatoma (HTC) cells in tissue culture provide an excellent model system for analysis of such effects. In these cells, dexamethasone rapidly and dramatically inhibits the influx of amino acids sharing the A or alanine-preferring transport
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Plasma membrane biogenesis

2002
Publisher Summary This chapter discusses the biogenesis of plasma membranes. A consistent theme at the plasma membrane is protein recruitment and the assembly of protein complexes in response to external stimuli. The growth of the plasma membrane is localized to the bud site during normal cell growth and to the projection in response to mating ...
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The plasma Membrane in Psoriasis

International Journal of Dermatology, 1987
L M, DiCicco   +2 more
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