Results 41 to 50 of about 961,875 (313)

Genetic compensation: A phenomenon in search of mechanisms

open access: yesPLoS Genetics, 2017
Several recent studies in a number of model systems including zebrafish, Arabidopsis, and mouse have revealed phenotypic differences between knockouts (i.e., mutants) and knockdowns (e.g., antisense-treated animals).
Mohamed A. El-Brolosy, D. Stainier
semanticscholar   +1 more source

Matrix compensation and diagonal compensation

open access: yesJournal of Computational and Applied Mathematics, 1995
Let \(A\) be a symmetric positive definite matrix which is decomposed as \(A=B+R\) in some natural way. Typically \(B\) has a special sparsity pattern and \(R\) can be considered as a ``rest''. A matrix \(D\) is called a compensative matrix of \(R\) if \(D-R\) is positive semidefinite. Now define \(M=B+D\), so \(M\) is a compensative matrix of \(A\). \(
openaire   +4 more sources

The Ras-ERK and PI3K-mTOR Pathways: Cross-talk and Compensation

open access: yesTIBS -Trends in Biochemical Sciences. Regular ed, 2011
The Ras-ERK (extracellular signal-regulated kinase) and PI3K (phosphatidylinositol 3-kinase)-mTOR (mammalian target of rapamycin) signaling pathways are the cell’s chief mechanisms for controlling cell survival, differentiation, proliferation, metabolism,
Michelle C. Mendoza, E. E. Er, J. Blenis
semanticscholar   +1 more source

Prognosis of Long‐Term Continuous Renal Replacement Therapy and the Impact of Combined Continuous Intravenous Sodium Infusion Therapy

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Patients requiring long‐term continuous renal replacement therapy (CRRT) generally have poor prognoses. This study evaluated whether adding continuous intravenous sodium infusion (cIVNa) is associated with improved hemodynamics and outcomes in patients undergoing long‐term CRRT for ≥ 7 days.
Akinori Yamaguchi   +6 more
wiley   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Compensation of Signal Spillover in Suspension and Imaging Mass Cytometry

open access: yesCell Systems, 2018
Summary The advent of mass cytometry increased the number of parameters measured at the single-cell level while decreasing the extent of crosstalk between channels relative to dye-based flow cytometry.
Stéphane Chevrier   +5 more
semanticscholar   +1 more source

Compensation Duties

open access: yes, 2023
While mitigation and adaptation will help to protect us from climate change, there are harms that are beyond our ability to adapt. Some of these harms, which may have been instigated from historical emissions, plausibly give rise to duties of compensation.
openaire   +4 more sources

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

The ubiquitin‐proteasome system and autophagy as guardians of the cellular proteome

open access: yesFEBS Letters, EarlyView.
This Perspective covers the three principles governing the crosstalk between the ubiquitin‐proteasome system and autophagy in cellular proteostasis: (1) a shared ubiquitin code routing substrates via shuttle factors or autophagy receptors; (2) spatial compartmentalization into phase‐separated degradation hubs and organelle‐specific modules (exemplified
Ivan Dikic
wiley   +1 more source

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