Results 31 to 40 of about 2,639,770 (286)

Addition of weak acids in electrolytes to prevent osmosis in aqueous organic redox flow batteries

open access: yesElectrochemistry Communications, 2021
Water transfer issues related to unbalanced ionic strengths in aqueous organic redox flow batteries (AORFBs) are often overlooked. In this work, a simple strategy based on the addition of a weak acid in the negolyte was studied to prevent osmosis in ...
Jean-Marie Fontmorin   +4 more
doaj   +1 more source

Mutation of aspartic acid 262 on estrogen receptor abrogates estradiol signaling pathway

open access: yesGynecological Endocrinology, 2023
Objective ERα (estrogen receptor alpha) exerts nuclear genomic actions and membrane-initiated non-genomic effects. The mutation of aspartic acid into alanine in vitro revealed the critical role of aspartic acid 258 (corresponding to mouse amino acid site
Xingyan Xu   +9 more
doaj   +1 more source

Sarcopenia and aspartic acid magnesium

open access: yesJournal of Physical Fitness and Sports Medicine, 2015
Sarcopenia from aging, inactivity, weightlessness, disease and malnutrition causes social problems due to associated physical dysfunction, a decrease in QOL, and risk of death.
Shigeru Yamada   +4 more
doaj   +1 more source

FLOW INJECTION POTENTIOMETRIC ANALYSIS OF ASPARTIC ACID, GLUTAMIC ACID AND ASCORBIC ACID USING PLATINUM ELECTRODES [PDF]

open access: yes, 2014
The presence of  weak acids in solution can be detected using a potentiometric detector. Platinum was used as a working electrode and Ag/AgCl as a reference electrode.
Kiki Puji Setianingrum   +3 more
core   +2 more sources

Aspartic-Acid-Based Ampholytic Amphiphiles: Synthesis, Characterization, and pH-Dependent Properties at Air/Water and Oil/Water Interfaces

open access: yes, 2019
A facile and two-step strategy was employed to synthesize a series of novel aspartic-acid-based ampholytic amphiphiles from sustainable and commercially viable substances as starting materials.
Bianca Pérez (3684007)   +5 more
core   +1 more source

Hydrogels Based on Poly(aspartic acid): Synthesis and Applications

open access: yes, 2019
This review presents an overview on the recent progress in the synthesis, crosslinking, interpenetrating networks, and applications of poly(aspartic acid) (PASP)-based hydrogels.
Adelnia, Hossein   +3 more
core   +1 more source

Poly(aspartic acid) in Biomedical Applications: From Polymerization, Modification, Properties, Degradation, and Biocompatibility to Applications

open access: yes, 2021
Poly(aspartic acid) (PASP) is an anionic polypeptide that is a highly versatile, biocompatible, and biodegradable polymer that fulfils key requirements for use in a wide variety of biomedical applications.
Blakey, I   +4 more
core   +1 more source

A NEW SYNTHESIS OF ASPARTIC ACID

open access: yesJournal of Biological Chemistry, 1930
In previous syntheses of aspartic acid the following reactions have been used: The decomposition of acid ammonium malate by heat,1 the racemization of active aspartic acid2 and active asparagine,3 the reaction of maleic or fumaric acid with ammonia,4 the reduction of oxalacetic ester oxime,5 the reaction of silver fumarate or potassium acid fumarate ...
M. S. Dunn, B. W. Smart
openaire   +1 more source

A motif unique to the human DEAD-box protein DDX3 is important for nucleic acid binding, ATP hydrolysis, RNA/DNA unwinding and HIV-1 replication [PDF]

open access: yes, 2011
DEAD-box proteins are enzymes endowed with nucleic acid-dependent ATPase, RNA translocase and unwinding activities. The human DEAD-box protein DDX3 has been shown to play important roles in tumor proliferation and viral infections.
Di Cicco, Giulia   +9 more
core   +1 more source

Somatostatin receptor 4 (SSTR4) is a tumor suppressor in cutaneous and head & neck squamous cell carcinomas

open access: yesMolecular Oncology, EarlyView.
This study identifies somatostatin receptor 4 (Sstr4) as a critical tumor suppressor against skin and head/neck cancers (HNSCC, cSCC, and BCC). The loss of Sstr4 removes a check on cell growth, causing hyperactivation of the MAPK‐ERK signaling pathway (↑).
Ali Taqvi   +6 more
wiley   +1 more source

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