Results 41 to 50 of about 289,046 (190)

Autophagy in cancer and protein conformational disorders

open access: yesFEBS Letters, EarlyView.
Autophagy plays a crucial role in numerous biological processes, including protein and organelle quality control, development, immunity, and metabolism. Hence, dysregulation or mutations in autophagy‐related genes have been implicated in a wide range of human diseases.
Sergio Attanasio
wiley   +1 more source

A mouse model of autism implicates endosome pH in the regulation of presynaptic calcium entry. [PDF]

open access: yes, 2018
Psychoactive compounds such as chloroquine and amphetamine act by dissipating the pH gradient across intracellular membranes, but the physiological mechanisms that normally regulate organelle pH remain poorly understood.
Bendor, Jacob   +10 more
core   +3 more sources

Protonophore activity of short‐chain fatty acids induces their intracellular accumulation and acidification

open access: yesFEBS Letters, EarlyView.
The protonated form of butyrate, as well as other short‐chain fatty acids (SCFAs), is membrane permeable. In acidic extracellular environments, this can lead to intracellular accumulation of SCFAs and cytosolic acidification. This phenomenon will be particularly relevant in acidic environments such as the large intestine or tumor microenvironments ...
Muwei Jiang   +2 more
wiley   +1 more source

A platelet alpha-granule membrane protein (GMP-140) is expressed on the plasma membrane after activation. [PDF]

open access: yes, 1985
We have previously characterized a monoclonal antibody, S12, that binds only to activated platelets (McEver, R.P., and M.N. Martin, 1984, J. Biol. Chem., 259:9799-9804). It identifies a platelet membrane protein of Mr 140,000, which we have designated as
Bainton, DF   +4 more
core   +1 more source

Intracellular mGluR5 can mediate synaptic plasticity in the hippocampus [PDF]

open access: yes, 2014
Metabotropic glutamate receptor 5 (mGluR5) is widely expressed throughout the CNS and participates in regulating neuronal function and synaptic transmission.
Izumi, Yukitoshi   +5 more
core   +2 more sources

The SPCA1 Ca2+ Pump and Intracellular Membrane Trafficking [PDF]

open access: yesTraffic, 2010
The Golgi apparatus (GA) is a dynamic store of Ca(2+) that can be released into the cell cytosol. It can thus participate in the regulation of the Ca(2+) concentration in the cytosol ([Ca(2+) ](cyt) ), which might be critical for intra-Golgi transport.
Massimo, Micaroni   +4 more
openaire   +5 more sources

B cell mechanobiology in health and disease: emerging techniques and insights into therapeutic responses

open access: yesFEBS Letters, EarlyView.
B cells sense external mechanical forces and convert them into biochemical signals through mechanotransduction. Understanding how malignant B cells respond to physical stimuli represents a groundbreaking area of research. This review examines the key mechano‐related molecules and pathways in B lymphocytes, highlights the most relevant techniques to ...
Marta Sampietro   +2 more
wiley   +1 more source

A novel mechanism underlying the innate immune response induction upon viral-dependent replication of host cell mRNA: A mistake of +sRNA viruses' replicases [PDF]

open access: yes, 2017
Viruses are lifeless particles designed for setting virus-host interactome assuring a new generation of virions for dissemination. This interactome generates a pressure on host organisms evolving mechanisms to neutralize viral infection, which places the
Colombo, Maria Isabel   +1 more
core   +2 more sources

The thioredoxin‐like and one glutaredoxin domain are required to rescue the iron‐starvation phenotype of HeLa GLRX3 knock out cells

open access: yesFEBS Letters, EarlyView.
Glutaredoxin (Grx) 3 proteins contain a thioredoxin domain and one to three class II Grx domains. These proteins play a crucial role in iron homeostasis in eukaryotic cells. In human Grx3, at least one of the two Grx domains, together with the thioredoxin domain, is essential for its function in iron metabolism.
Laura Magdalena Jordt   +4 more
wiley   +1 more source

Electropermeabilization of inner and outer cell membranes with microsecond pulsed electric field. Quantitative study with calcium ions [PDF]

open access: yes, 2017
Microsecond pulsed electric fields (mu sPEF) permeabilize the plasma membrane (PM) and are widely used in research, medicine and biotechnology. For internal membranes permeabilization, nanosecond pulsed electric fields (nsPEF) are applied but this ...
Andrã©, Franck M.   +4 more
core   +2 more sources

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