Results 131 to 140 of about 5,660,715 (321)

Integration Through Separation – The Role of Lateral Membrane Segregation in Nutrient Uptake

open access: yesFrontiers in Cell and Developmental Biology, 2019
Nutrient transporters are prominent and ubiquitous components of the plasma membrane in all cell types. Their expression and regulation are tightly linked to the cells’ needs.
Jon V. Busto   +2 more
doaj   +1 more source

uPAINTing the plasma membrane [PDF]

open access: yesNature Methods, 2010
Using real-time labeling with fluorescent ligands, researchers track thousands of endogenous proteins at the surface of living cells.
openaire   +2 more sources

Actin dynamics controlled by IqgC, a RasGAP at the crossroads between the IQGAP and fungal GAP1 families

open access: yesFEBS Open Bio, EarlyView.
IqgC is a RasGAP from Dictyostelium discoideum. IqgC binds RasG via its RasGAP domain and deactivates it on macroendocytic cups, thereby suppressing the uptake of fluid and particles. IqgC has a positive effect on cell‐substratum adhesion, and its RGCt domain is required for recruitment to ventral foci.
Vedrana Filić   +3 more
wiley   +1 more source

Monitoring voltage fluctuations of intracellular membranes

open access: yesScientific Reports, 2018
In eukaryotic cells, the endoplasmic reticulum (ER) is the largest continuous membrane-enclosed network which surrounds a single lumen. Using a new genetically encoded voltage indicator (GEVI), we applied the patch clamp technique to cultured HEK293 ...
Masoud Sepehri Rad   +3 more
doaj   +1 more source

Triacylglycerol-rich lipoprotein cholesterol is derived from the plasma membrane in CaCo-2 cells.

open access: yesJournal of Lipid Research, 1995
The source for triacylglycerol-rich lipoprotein cholesterol was investigated in CaCo-2 cells grown on filters separating an upper and a lower well. Oleic acid, a fatty acid that promotes triacylglycerol-rich lipoprotein synthesis and secretion in CaCo-2 ...
F.J. Field, E. Born, S.N. Mathur
doaj   +1 more source

The septin cytoskeleton facilitates membrane retraction during motility and blebbing. [PDF]

open access: yes, 2012
Increasing evidence supports a critical role for the septin cytoskeleton at the plasma membrane during physiological processes including motility, formation of dendritic spines or cilia, and phagocytosis.
Chen, Yi-Chun M   +3 more
core  

Lipid Domain Structure of the Plasma Membrane Revealed by Patching of Membrane Components

open access: yesJournal of Cell Biology, 1998
Lateral assemblies of glycolipids and cholesterol, “rafts,” have been implicated to play a role in cellular processes like membrane sorting, signal transduction, and cell adhesion.
T. Harder   +3 more
semanticscholar   +1 more source

Molecular determinants of signal transduction in tropomyosin receptor kinases

open access: yesFEBS Open Bio, EarlyView.
Tropomyosin receptor kinases control critical neuronal functions, but how do the same receptors produce diverse cellular responses? This review explores the structural mechanisms behind Trk signaling diversity, focusing on allosteric modulation and ligand bias.
Giray Enkavi
wiley   +1 more source

A STUDY ON EFFICACY OF AUTOLOGOUS PLATELET RICH PLASMA IN MYRINGOPLASTY [PDF]

open access: yes, 2013
Objective: To study the efficacy and advantage in using autologus platelet rich plasma during myringoplasty in closure of tympanic membrane perforation   preventing the graft displacement, promoting quicker healing & improving overall outcome.Methods
Gopalakrishnan, Sankaranarayanan   +2 more
core   +1 more source

The dynamics of plant plasma membrane proteins: PINs and beyond

open access: yesDevelopment, 2014
Plants are permanently situated in a fixed location and thus are well adapted to sense and respond to environmental stimuli and developmental cues. At the cellular level, several of these responses require delicate adjustments that affect the activity ...
C. Luschnig, G. Vert
semanticscholar   +1 more source

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