Results 31 to 40 of about 4,441,106 (313)

Structural basis for SARM1 inhibition and activation under energetic stress

open access: yeseLife, 2020
SARM1, an executor of axonal degeneration, displays NADase activity that depletes the key cellular metabolite, NAD+, in response to nerve injury. The basis of SARM1 inhibition and its activation under stress conditions are still unknown. Here, we present
Michael Sporny   +10 more
doaj   +1 more source

Gain control in molecular information processing: Lessons from neuroscience [PDF]

open access: yes, 2011
Statistical properties of environments experienced by biological signaling systems in the real world change, which necessitate adaptive responses to achieve high fidelity information transmission. One form of such adaptive response is gain control.
Berg H   +6 more
core   +1 more source

Super-resolving Microscopy in Neuroscience.

open access: yesChemical Reviews, 2021
Fluorescence imaging techniques play a pivotal role in our understanding of the nervous system. The emergence of various super-resolution microscopy methods and specialized fluorescent probes enables direct insight into neuronal structure and protein ...
Christian Werner, M. Sauer, C. Geis
semanticscholar   +1 more source

Sustained postsynaptic kainate receptor activation downregulates AMPA receptor surface expression and induces hippocampal LTD

open access: yesiScience, 2021
Summary: It is well established that long-term depression (LTD) can be initiated by either NMDA or mGluR activation. Here we report that sustained activation of GluK2 subunit-containing kainate receptors (KARs) leads to α-amino-3-hydroxy-5-methyl-4 ...
Jithin D. Nair   +8 more
doaj   +1 more source

Bidirectional protein–protein interactions control liquid–liquid phase separation of PSD-95 and its interaction partners

open access: yesiScience, 2022
Summary: The organization of the postsynaptic density (PSD), a protein-dense semi-membraneless organelle, is mediated by numerous specific protein–protein interactions (PPIs) which constitute a functional postsynapse.
Nikolaj Riis Christensen   +9 more
doaj   +1 more source

How to construct neuroscience-informed psychiatric classification? Towards nomothetic networks psychiatry

open access: yesWorld Journal of Psychiatry, 2021
Psychiatry remains in a permanent state of crisis, which fragmented psychiatry from the field of medicine. The crisis in psychiatry is evidenced by the many different competing approaches to psychiatric illness including psychodynamic, biological ...
D. Stoyanov, M. Maes
semanticscholar   +1 more source

Increased glycine contributes to synaptic dysfunction and early mortality in Nprl2 seizure model

open access: yesiScience, 2022
Summary: Targeted therapies for epilepsies associated with the mTORC1 signaling negative regulator GATOR1 are lacking. NPRL2 is a subunit of the GATOR1 complex and mutations in GATOR1 subunits, including NPRL2, are associated with epilepsy.
Brianne Dentel   +11 more
doaj   +1 more source

Chemogenetic Activation of Prefrontal Cortex in Shank3-Deficient Mice Ameliorates Social Deficits, NMDAR Hypofunction, and Sgk2 Downregulation

open access: yesiScience, 2019
Summary: Haploinsufficiency of the SHANK3 gene is causally linked to autism spectrum disorders (ASDs) in human genetic studies. Here we found that chemogenetic activation of pyramidal neurons in the prefrontal cortex (PFC) of Shank3-deficient mice with ...
Luye Qin, Kaijie Ma, Zhen Yan
doaj   +1 more source

The Dichotomous Role of Extracellular Vesicles in the Central Nervous System

open access: yesiScience, 2020
Summary: Extracellular vesicles (EVs) are important mediators of intercellular communication. Interest in the role of central nervous system (CNS)-derived EVs has been increasing; however, some skepticism of their importance has persisted because many ...
David R. Graykowski   +3 more
doaj   +1 more source

An Affective Neuroscience Framework for the Molecular Study of Internet Addiction

open access: yesFrontiers in Psychology, 2016
Internet addiction represents an emerging global health issue. Increasing efforts have been made to characterize risk factors for the development of Internet addiction and consequences of excessive Internet use.
C. Montag   +3 more
semanticscholar   +1 more source

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