Results 61 to 70 of about 2,123,873 (298)

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Nonlinear Fault Separation for Redundancy Process Variables Based on FNN in MKFDA Subspace

open access: yesJournal of Applied Mathematics, 2014
Nonlinear faults are difficultly separated for amounts of redundancy process variables in process industry. This paper introduces an improved kernel fisher distinguish analysis method (KFDA).
Ying-ying Su   +5 more
doaj   +1 more source

On the Sum of Fisher-Snedecor F Variates and its Application to Maximal-Ratio Combining

open access: yes, 2018
Capitalizing on the recently proposed Fisher-Snedecor F composite fading model, in this letter, we investigate the sum of independent but not identically distributed (i.n.i.d.) Fisher-Snedecor F variates.
Badarneh, Osamah. S.   +4 more
core   +1 more source

PARP inhibition and pharmacological ascorbate demonstrate synergy in castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
Pharmacologic ascorbate (vitamin C) increases ROS, disrupts cellular metabolism, and induces DNA damage in CRPC cells. These effects sensitize tumors to PARP inhibition, producing synergistic growth suppression with olaparib in vitro and significantly delayed tumor progression in vivo. Pyruvate rescue confirms ROS‐dependent activity.
Nicolas Gordon   +13 more
wiley   +1 more source

An econometric analysis of the effects of macroeconomic variables on interest rates in Brazil

open access: yesEconomia Aplicada, 1998
This paper examines the importance of liquidity, credit, and Fisher effects on the interest rate in Brazil during the period 1975-1991, for five different segments of the financial market.
Fernando Blumenschein
doaj  

Effect of one-, two-, and three-body atom loss processes on superpositions of phase states in Bose-Josephson junctions

open access: yes, 2014
In a two-mode Bose-Josephson junction formed by a binary mixture of ultracold atoms, macroscopic superpositions of phase states are produced during the time evolution after a sudden quench to zero of the coupling amplitude. Using quantum trajectories and
Ferrini, Giulia   +3 more
core   +3 more sources

Plecstatin inhibits hepatocellular carcinoma tumorigenesis and invasion through cytolinker plectin

open access: yesMolecular Oncology, EarlyView.
The ruthenium‐based metallodrug plecstatin exerts its anticancer effect in hepatocellular carcinoma (HCC) primarily through selective targeting of plectin. By disrupting plectin‐mediated cytoskeletal organization, plecstatin inhibits anchorage‐dependent growth, cell polarization, and tumor cell dissemination.
Zuzana Outla   +10 more
wiley   +1 more source

Unconventional monetary policy and the (Neo)Fisher effect: has the federal reserve misunderstood monetary policy?

open access: yesCogent Economics & Finance
The failure of the Federal Reserve Bank to control inflation within its target range has raised concerns about potential misunderstandings in US monetary policy dynamics.
Andrew Phiri
doaj   +1 more source

Panel cointegration analysis of the Fisher effect: Evidence from the US, the UK, and Japan [PDF]

open access: yes
This paper analyzes the Fisher effect using a panel of monthly data from January 1990 to December 2010 for three major countries: the United States, the United Kingdom, and Japan.
Shigeyuki Hamori, Yuki Toyoshima
core  

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