Results 41 to 50 of about 1,091,930 (313)

Polarity and permeation profiles in lipid membranes [PDF]

open access: yesProceedings of the National Academy of Sciences, 2001
The isotropic 14 N-hyperfine coupling constant, a \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \setlength ...
openaire   +3 more sources

Polar Lipid Profiles of the Genus Deinococcus [PDF]

open access: yesInternational Journal of Systematic Bacteriology, 1986
The radiation-resistant, red-pigmented bacteria belonging to the genus Deinococcus appear phenotypically similar to Micrococcus roseus, but the complex envelope profile and biochemical phylogenetic markers show them to be gram-negative clones of ancient lineage. All the type strains of indubitable Deinococcus species (D. radiodurans, D. radiophilus, D.
T. J. Counsell, R. G. E. Murray
openaire   +2 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Guest editorial—the ballyhoo over polar bears

open access: yes, 2009
Critics have said that there’s little or no justification for the focus that polar bears (Ursus maritimus) have received as a threatened species. Recent studies project dramatic reductions in polar bear numbers in just a few decades, in concert with the ...
Vongraven, Dag
core   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Lipidomics profile shows differences of polar lipids between donkey and bovine colostrum: a comparative study

open access: yesFood Chemistry: X
Donkey colostrum (DC) is recognized as a valuable nutritional source; however, its extremely low lipid content (especially polar lipids) demands lipid supplementation during processing through the addition of fish oils, vegetable oils, or functional ...
Yumeng Zhang   +7 more
doaj   +1 more source

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

The Chief Editor welcomes you to a free, green Polar Research

open access: yes, 2010
Polar Research is now an open-access journal, freely available to anyone with a computer and connection to the internet. Now readers around the world will have free access to the latest scientific articles on climate, biodiversity, polar history and ...
Goldman, Helle
core   +1 more source

Preparation of milk fat globule membrane ingredients enriched in polar lipids: Composition characterization and digestive properties

open access: yesJournal of Dairy Science
: In this study, milk fat globule membrane (MFGM) ingredients enriched in polar lipids were prepared using membrane filtration, including microfiltration, diafiltration, and ultrafiltration from butter serum powder.
Pu Zhao   +8 more
doaj   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

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