Results 21 to 30 of about 2,507,233 (216)

Dynamics of bilayer membranes 1. Isolated membrane [PDF]

open access: yesColloids and Surfaces A: Physicochemical and Engineering Aspects, 1996
By adopting the approximations suggested in the theory of thin shells, the hydrodynamic theory of liquid crystals established by Eriksen [Arch. Rational Mech. Anal. 4 (1960) 231; Trans. Soc. Rheol. 4 (1960) 29] and Leslie [Adv. Liq. Cryst. 4 (1979) 1] is modified so that it is applicable to study the lipid bilayer membranes.
openaire   +2 more sources

Isolation of detergent resistant microdomains from cultured neurons: detergent dependent alterations in protein composition

open access: yesBMC Neuroscience, 2010
Background Membrane rafts are small highly dynamic sterol- and sphingolipid-enriched membrane domains that have received considerable attention due to their role in diverse cellular functions.
Lynham Steven   +7 more
doaj   +1 more source

The electrophoretic membrane contactor: A mass-transfer-based methodology applied to the separation of whey proteins [PDF]

open access: yes, 2011
In the electrophoretic membrane contactor (EMC), a porous membrane is used to establish a contact across two flowing liquids between which an electrically driven mass transfer takes places.
Roux-de Balmann, Hélène   +3 more
core   +1 more source

Fusion of secretory vesicles isolated from rat liver [PDF]

open access: yes, 1978
Secretory vesicles isolated from rat liver were found to fuse after exposure to Ca2+. Vescle fusion is characterized by the occurrence of twinned vesicles with a continuous cleavage plane between two vesicles in freeze-fracture electron microscopy.
Dahl, Gerhard   +2 more
core   +1 more source

Electro-membrane filtration for the selective isolation of bioactive peptides from an ?s2-casein hydrolysate [PDF]

open access: yes, 2002
For the isolation of the ingredients required for functional foods and nutraceuticals generally membrane filtration has too low a selectivity and chromatography is (too) expensive.
Koops, G.H.   +4 more
core   +1 more source

Effects of freezing and protein cross-linker on isolating membrane raft–associated proteins

open access: yesBioTechniques, 2010
Since the discovery of cellular membrane rafts, the defining of these domains has remained ambiguous due to a great number of isolation procedures proposed for the extraction of the rafts from cells.
Kimberly Suzanne George   +2 more
doaj   +1 more source

Isolation and Characterization of Membrane Vesicles from Lactobacillus Species

open access: yesBio-Protocol, 2021
Throughout their life cycle, bacteria shed portions of their outermost membrane comprised of proteins, lipids, and a diversity of other biomolecules. These biological nanoparticles have been shown to have a range of highly diverse biological activities ...
Julie Caruana, Scott Dean, Scott Walper
doaj   +1 more source

The styrene-maleic acid copolymer:: a versatile tool in membrane research [PDF]

open access: yes, 2016
A new and promising tool in membrane research is the detergent-free solubilization of membrane proteins by styrene-maleic acid copolymers (SMAs). These amphipathic molecules are able to solubilize lipid bilayers in the form of nanodiscs that are bounded ...
Sub Membrane Biochemistry & Biophysics   +8 more
core   +2 more sources

A novel marker glycoprotein for the microvillus membrane of surface colonocytes of rat large intestine and its presence in small-intestinal crypt cells [PDF]

open access: yes, 1988
Murine mAbs were produced against purified microvillus membranes of rat colonocytes in order to establish a marker protein for this membrane. The majority of antibodies binding to the colonic microvillus membrane recognized a single protein with a mean ...
B Stieger   +11 more
core   +1 more source

Domain-specific lipid distribution in macrophage plasma membranes

open access: yesJournal of Lipid Research, 2005
Lipid rafts, defined as cholesterol- and sphingolipid-rich domains, provide specialized lipid environments understood to regulate the organization and function of many plasma membrane proteins.
Katharina Gaus   +6 more
doaj   +1 more source

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