Results 21 to 30 of about 173,214 (234)

Annexin A2 Mediates Dysferlin Accumulation and Muscle Cell Membrane Repair

open access: yesCells, 2020
Muscle cell plasma membrane is frequently damaged by mechanical activity, and its repair requires the membrane protein dysferlin. We previously identified that, similar to dysferlin deficit, lack of annexin A2 (AnxA2) also impairs repair of skeletal ...
Daniel C. Bittel   +7 more
doaj   +1 more source

Plasma membrane integrity: implications for health and disease

open access: yesBMC Biology, 2021
Plasma membrane integrity is essential for cellular homeostasis. In vivo, cells experience plasma membrane damage from a multitude of stressors in the extra- and intra-cellular environment.
Dustin A. Ammendolia   +2 more
doaj   +1 more source

An Overview of Cell Membrane Perforation and Resealing Mechanisms for Localized Drug Delivery

open access: yesPharmaceutics, 2022
Localized and reversible plasma membrane disruption is a promising technique employed for the targeted deposition of exogenous therapeutic compounds for the treatment of disease.
Stephanie He   +2 more
doaj   +1 more source

Shape of the membrane neck around a hole during plasma membrane repair. [PDF]

open access: yesBiophys J
Plasma membrane damage and rupture occurs frequently in cells, and holes must be sealed rapidly to ensure homeostasis and cell survival. The membrane repair machinery is known to involve recruitment of curvature-inducing annexin proteins, but the connection between membrane remodeling and hole closure is poorly described.
Klenow MB   +5 more
europepmc   +4 more sources

Deficient Sarcolemma Repair in ALS: A Novel Mechanism with Therapeutic Potential

open access: yesCells, 2022
The plasma membrane (sarcolemma) of skeletal muscle myofibers is susceptible to injury caused by physical and chemical stresses during normal daily movement and/or under disease conditions. These acute plasma membrane disruptions are normally compensated
Ang Li   +6 more
doaj   +1 more source

A pore-forming protein-induced surface-enhanced Raman spectroscopic strategy for dynamic tracing of cell membrane repair

open access: yesiScience, 2021
Summary: The plasma membrane repair holds significance for maintaining cell survival and homeostasis. To achieve the sensitive visualization of membrane repair process for revealing its mechanism, this work designs a perforation-induced surface-enhanced ...
Yuanjiao Yang   +4 more
doaj   +1 more source

The resealing factor S100A11 interacts with annexins and extended synaptotagmin-1 in the course of plasma membrane wound repair

open access: yesFrontiers in Cell and Developmental Biology, 2022
After damage, cells repair their plasma membrane in an active process that is driven by Ca2+ entering through the wound. This triggers a range of Ca2+-regulated events such as the translocation of different Ca2+-binding proteins to the wound site which ...
Arsila P. K. Ashraf, Volker Gerke
doaj   +1 more source

The antioxidant requirement for plasma membrane repair in skeletal muscle. [PDF]

open access: yesFree Radic Biol Med, 2015
Vitamin E (VE) deficiency results in pronounced muscle weakness and atrophy but the cell biological mechanism of the pathology is unknown. We previously showed that VE supplementation promotes membrane repair in cultured cells and that oxidants potently inhibit repair. Here we provide three independent lines of evidence that VE is required for skeletal
Labazi M   +7 more
europepmc   +5 more sources

Damage control: cellular mechanisms of plasma membrane repair. [PDF]

open access: yesTrends Cell Biol, 2014
When wounded, eukaryotic cells reseal in a few seconds. Ca(2+) influx induces exocytosis of lysosomes, a process previously thought to promote repair by 'patching' wounds. New evidence suggests that resealing involves direct wound removal. Exocytosis of lysosomal acid sphingomyelinase (ASM) triggers endocytosis of lesions followed by intracellular ...
Andrews NW, Almeida PE, Corrotte M.
europepmc   +4 more sources

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