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Thursday, October 22, 2020 | History

6 edition of Water movement through lipid bilayers, pores, and plasma membranes found in the catalog.

Water movement through lipid bilayers, pores, and plasma membranes

theory and reality

by Alan Finkelstein

  • 145 Want to read
  • 19 Currently reading

Published by Wiley in New York .
Written in English

    Subjects:
  • Cell membranes,
  • Bilayer lipid membranes,
  • Water,
  • Biological transport,
  • Biological Transport,
  • Body Fluids -- metabolism,
  • Cell Membrane Permeability

  • Edition Notes

    StatementAlan Finkelstein.
    SeriesDistinguished lecture series of the Society of General Physiologists ;, v. 4
    Classifications
    LC ClassificationsQH601 .F57 1987
    The Physical Object
    Paginationxii, 228 p. :
    Number of Pages228
    ID Numbers
    Open LibraryOL2725239M
    ISBN 100471847879
    LC Control Number86018973

    Biomembrane interfaces create regions of slowed water dynamics in their vicinity. When two lipid bilayers come together, this effect is further accentuated, and the associated slowdown can affect the dynamics of larger-scale processes such as membrane fusion. We have used molecular dynamics simulations to examine how lipid and water dynamics are affected as two lipid Cited by: 9. Dimethyl sulfoxide (DMSO) has been known to enhance cell membrane permeability of drugs or DNA. Molecular dynamics (MD) simulations with single-component lipid bilayers predicted the existence of three regimes of action of DMSO: membrane loosening, pore formation and bilayer collapse. We show here that these modes of action are also reproduced in the presence of .

    Recently measured water permeability through bilayers of different lipids is most strongly correlated with the area per lipid A rather than with other structural quantities such as the thickness. This paper presents a simple three-layer theory that incorporates the area dependence in a physically realistic way and also includes the thickness as a secondary modulating . The transmembrane permeation of eight small (molecular weight Cited by:

      () Water Movement through Lipid Bilayers, Pores, and Plasma Membranes: Theory and Reality. Distinguished Lecture Series of the Society of General Physiologists (John Wiley and Sons, New York), 4. ↵.   Finkelstein A () Water movement through lipid bilayers, pores and plasma membranes: theory and reality. In Distinguished Lecture Series of the Society of General Physiologists, Vol 4. John Wiley & Sons, New York ↵.


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Water movement through lipid bilayers, pores, and plasma membranes by Alan Finkelstein Download PDF EPUB FB2

Water movement through lipid bilayers, pores, and plasma membranes: theory and reality This monograph on the water permeability of lipid bilayers and cell membranes provides a theoretical framework for treating water movement across membranes.

The book includes a review of the results of water permeability measurements on artificial lipid. Water Movement Through Lipid Bilayers, Pores and Plasma Membranes: Theory and Reality (DISTINGUISHED LECTURE SERIES OF THE SOCIETY OF GENERAL PHYSIOLOGISTS) 1st Edition by Alan Finkelstein (Author) › Visit Amazon's Alan Finkelstein Page.

Find all the books, read about the author, and more. Cited by: Get this from a library. Water movement through lipid bilayers, pores, and plasma membranes: theory and reality. [Alan Finkelstein] -- This monograph on the water pores of lipid bilayers and cell membranes provides a theoretical framework for.

This is a PDF-only article. The first page of the PDF of this article appears : Leslie Turnberg. Stuart McLaughlin, "Water Movement Through Lipid Bilayers, Pores, and Plasma Membranes: Theory and Reality.

Distinguished Lecture Series of the Society of General Physiologists, Volume 4. Alan Finkelstein," The Quarterly Review of Biol no. 1 (Mar., ): Water Transport Mechanisms. (Book Reviews: Water Movement through Lipid Bilayers, Pores, and Plasma Membranes) Dawson, David C.

Open Library is an open, editable library catalog, building towards a web page for every book ever published. Water movement through lipid bilayers, pores, and plasma membranes by Alan Finkelstein,Wiley edition, in EnglishPages: Finkelstein A () Water movement through lipid bilayers, pores, and plasma membranes: theory and reality.

Wiley, New York Google Scholar Fitter J, Lechner RE, Dencher NA () Interactions of hydration water and biological membranes studied by neutron by: 8. The lipid bilayer (or phospholipid bilayer) is a thin polar membrane made of two layers of lipid membranes are flat sheets that form a continuous barrier around all cell membranes of almost all organisms and many viruses are made of a lipid bilayer, as are the nuclear membrane surrounding the cell nucleus, and other membranes surrounding sub.

Europe PMC is an ELIXIR Core Data Resource Learn more >. Europe PMC is a service of the Europe PMC Funders' Group, in partnership with the European Bioinformatics Institute; and in cooperation with the National Center for Biotechnology Information at the U.S.

National Library of Medicine (NCBI/NLM).It includes content provided to the PMC International. Concerning the pathways for water movement across the plasma membrane, we consider the lipid bilayer, water-selective pores (aquaporins – AQPs), nonselective larger.

Recently measured water permeability through bilayers of different lipids is most strongly correlated with the area per lipid A rather than with other structural quantities such as the thickness. This paper presents a simple three-layer theory that incorporates the area dependence in a physically realistic way and also includes the thickness as a secondary modulating Cited by: Water movement through lipid bilayers, pores, and plasma membranes By Leslie Turnberg Topics: Book ReviewAuthor: Leslie Turnberg.

Abstract. Besides lipids, proteins, sterols and carbohydrates, membranes also contain another component that is often ignored — water. The association with, and distribution of, water in the membranes is not uniform and aqueous domains differing in location and physico-chemical properties may be found on the membrane’s exterior and at different sites in the membrane’s.

Pore dynamics in lipid membranes. Here we define rarefactions in lipid bilayers as pre-pores. Following the movement of water molecules, the lipid head groups are rotated and driven into.

Water and lipids are the two major types of solvent in the body. The lipid cell membrane separates the intracellular fluid from the extracellular fluid (as discussed in Section ). Substances which are water soluble typically do not cross lipid membranes easily unless specific transport mechanisms are present.

Membrane Lipids. The fundamental building blocks of all cell membranes are phospholipids, which are amphipathic molecules, consisting of two hydrophobic fatty acid chains linked to a phosphate-containing hydrophilic head group (see Figure ).Because their fatty acid tails are poorly soluble in water, phospholipids spontaneously form bilayers in aqueous solutions, with.

Jeffrey C. Freedman, in Cell Physiology Source Book (Fourth Edition), I Summary. Planar lipid bilayers made from synthetic lipids and incorporating ionophores such as valinomycin or gramicidin, provide a useful tool for the study of membrane transport.

Fusion of vesicles from native cell membranes into planar lipid bilayers provides information concerning ion channels. Lipid bilayer explained.

The lipid bilayer (or phospholipid bilayer) is a thin polar membrane made of two layers of lipid molecules. These membranes are flat sheets that form a continuous barrier around all cell membranes of almost all organisms and many viruses are made of a lipid bilayer, as are the nuclear membrane surrounding the cell nucleus, and other membranes.

Osmosis, Tonicity, and Hydrostatic Pressure. Large quantities of water molecules constantly move across cell membranes by simple diffusion, often facilitated by movement through membrane proteins, including general, net movement of.

The cell membrane (also known as the plasma membrane (PM) or cytoplasmic membrane, and historically referred to as the plasmalemma) is a biological membrane that separates the interior of all cells from the outside environment (the extracellular space) which protects the cell from its environment.

Cell membrane consists of a lipid bilayer, including cholesterols (a lipid .CO2 and O2 are water-soluble molecules that diffuse freely across cell membranes. The differences in permeability between artificial lipid bilayers and cell membranes arise from variations in phospholipid content.

T/F. Which molecule is more likely to diffuse through the lipid bilayer? AA or Benzene Cl- or ethanol glycerol or RNA H20 or O2.There was much classical biophysical evidence that ion channels have an aqueous pore, and the arguments all hinged on measuring fluxes in the first argument was a technical one.

Measurements of forward and backward isotopic K + fluxes in K + channels showed that K + ions move in a coordinated fashion, as if a column of several K + ions were moving in single file in Author: Bertil Hille.