Results 91 to 100 of about 1,652,945 (232)

The photoswitchable cannabinoid azo‐HU308 enables optical control of Ca2+ dynamics in INS‐1 β‐cells via off‐target effects on TRPC channels

open access: yesFEBS Open Bio, EarlyView.
Light activation of the photoswitchable cannabinoid ligand azo‐HU308 triggers Ca2+ influx in pancreatic β‐cells through TRPC channels, independent of CB2 cannabinoid receptors. This reveals a non‐GPCR pathway for cannabinoid modulation of β‐cell Ca2+ dynamics and establishes azo‐HU308 as an optical tool to study cannabinoid signaling through TRP ...
Alexander E. G. Viray, James A. Frank
wiley   +1 more source

True Parallel Graph Transformations: an Algebraic Approach Based on Weak Spans

open access: yes, 2019
We address the problem of defining graph transformations by the simultaneous application of direct transformations even when these cannot be applied independently of each other.
de la Tour, Thierry Boy, Echahed, Rachid
core  

A candidate for a background independent formulation of M theory

open access: yes, 1999
A class of background independent membrane field theories are studied, and several properties are discovered which suggest that they may play a role in a background independent form of M theory.
A. Ashtekar   +108 more
core   +3 more sources

The role of lipid metabolism in neuronal senescence

open access: yesFEBS Open Bio, EarlyView.
Disrupted lipid metabolism, through alterations in lipid species or lipid droplet accumulation, can drive neuronal senescence. However, lipid dyshomeostasis can also occur alongside neuronal senescence, further amplifying tissue damage. Delineating how lipid‐induced senescence emerges in neurons and glial cells, and how it contributes to ageing and ...
Dikaia Tsagkari   +2 more
wiley   +1 more source

PENDAMPINGAN PEMANFAATAN MEDIA SOSIAL DALAM MENGEMBANGKAN POTENSI EKOWISATA TASIK MERAH DI PULAU RANGSANG PROVINSI RIAU

open access: yesBuletin Ilmiah Nagari Membangun, 2019
Gemala Sari village, located on the outermost island adjacent to Malaysia and the Indonesian island of Batam, holds a natural and exotic beauty. The challenging condition of access roads to the villages will add to the challenges of the natural tourist ...
Chelsy Yesicha   +2 more
doaj   +1 more source

Embedding the intrinsic relevance of vertices in network analysis: the case of centrality metrics

open access: yesScientific Reports, 2020
Complex network theory (CNT) is gaining a lot of attention in the scientific community, due to its capability to model and interpret an impressive number of natural and anthropic phenomena.
Orazio Giustolisi   +2 more
doaj   +1 more source

Quaternary matroids are vf-safe [PDF]

open access: yes, 2014
Binary delta-matroids are closed under vertex flips, which consist of the natural operations of twist and loop complementation. In this note we provide an extension of this result from GF(2) to GF(4).
Brijder, Robert, Hoogeboom, Hendrik Jan
core  

Multi‐omics and low‐input proteomics profiling reveals dynamic regulation driving pluripotency initiation in early mouse embryos

open access: yesFEBS Open Bio, EarlyView.
Mouse pre‐implantation development involves a transition from totipotency to pluripotency. Integrating transcriptomics, epigenetic profiling, low‐input proteomics and functional assays, we show that eight‐cell embryos retain residual totipotency features, whereas cytoskeletal remodeling regulated by the ubiquitin‐proteasome system drives progression ...
Wanqiong Li   +8 more
wiley   +1 more source

Dissipation Layers in Rayleigh-B\'{e}nard Convection: A Unifying View

open access: yes, 2013
Boundary layers play an important role in controlling convective heat transfer. Their nature varies considerably between different application areas characterized by different boundary conditions, which hampers a uniform treatment.
Hansen, U.   +4 more
core   +1 more source

HIV‐1 establishes immediate latency in T cells expressing the viral Nef protein

open access: yesFEBS Open Bio, EarlyView.
Nef is a viral protein often omitted from HIV‐1 reporter viruses. Consequently, its role in viral latency is unclear. We developed three novel dual reporter HIV‐1 derivatives that express Nef and allow for detection of latent and productive infection. Using these reporters, we show that Nef does not affect the establishment of immediate viral latency ...
Cindy Lam, Ivan Sadowski
wiley   +1 more source

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