Results 101 to 110 of about 846,453 (350)

First Acetic Acid Survey with CARMA in Hot Molecular Cores

open access: yes, 2010
Acetic acid (CH$_3$COOH) has been detected mainly in hot molecular cores where the distribution between oxygen (O) and nitrogen (N) containing molecular species is co-spatial within the telescope beam.
Anthony J. Remijan   +34 more
core   +1 more source

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

Acetic acid stimulates G-protein-coupled receptor GPR43 and induces intracellular calcium influx in L6 myotube cells.

open access: yesPLoS ONE, 2020
Short chain fatty acids (SCFAs) produced endogenously in the gut by bacterial fermentation of dietary fiber have been studied as nutrients that act as signaling molecules to activate G-protein coupled receptors (GPCRs) such as GPR41 and GPR43.
Hitomi Maruta, Hiromi Yamashita
doaj   +1 more source

〔報告〕フィルム保管庫における酢酸雰囲気の改善の試み(2)酢酸発生源の推定および紙製写真包装材料からの酢酸除去 [PDF]

open access: yes, 2014
The goal of the present study is to improve indoor air quality in a film storage and surrounding environment in the National Research Institute for Cultural Properties, Tokyo. This report addresses the estimation of emission sources of acetic acid in the
井上 さやか   +3 more
core   +1 more source

Copurification of actin and desmin from chicken smooth muscle and their copolymerization in vitro to intermediate filaments [PDF]

open access: yes, 1979
Desmin is a 50,000-mol wt protein that is enriched along with 100-A filaments in chicken gizzard that has been extracted with 1 M KI. Although 1 M KI removes most of the actin from gizzard, a small fraction of this protein remains persistently insoluble,
Hubbard, Bruce D., Lazarides, Elias
core   +3 more sources

Transmembrane Activation of Catalysis and Protein Refolding in Synthetic Cells by Enzymes and Nanozymes

open access: yesAdvanced Functional Materials, EarlyView.
Synthetic cells are engineered herein to respond to an external chemical messenger by the activation of intracellular catalysis. The chemical messenger molecules are catalytically generated by an extracellular enzyme or a mineral surface, whereas the intracellular catalysis emerges via direct enzyme activation or via protein refolding.
Dante G. Andersen   +5 more
wiley   +1 more source

The effect of flooding on the exchange of the volatile C₂-compounds ethanol, acetaldehyde and acetic acid between leaves of Amazonian floodplain tree species and the atmosphere [PDF]

open access: yes, 2008
The effect of root inundation on the leaf emissions of ethanol, acetaldehyde and acetic acid in relation to assimilation and transpiration was investigated with 2–3 years old tree seedlings of four Amazonian floodplain species by applying dynamic cuvette
Junk, W.   +6 more
core  

Effect of chitosan and acetic acid on the shelf life of sea bass fillets stored at refrigerated temperature [PDF]

open access: yes, 2017
Considering the necessity on the use of chitosan and acetic acid as an antimicrobial and antioxidant agents, an attempt was made to study their effect on Asian sea bass fillets stored at refrigerated temperature of 4±1°C.
Ahmed, Nazrin Sultana   +4 more
core   +2 more sources

Magnetically Guided Mechanoactive Mineralization Scaffolds for Enhanced Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
A 3D‐printed ‘rebar‐concrete’ inspired scaffold (PGS‐P@MGel) synergizes spontaneous biomineralization with magneto‐mechanical stimulation through PDA@Fe3O4‐embedded hydrogel. This dual biointerface activates Piezo1/β‐catenin/YAP mechanotransduction axis, enhancing BMSCs osteogenesis and angiogenesis simultaneously.
Xuran Guo   +10 more
wiley   +1 more source

Removal of gaseous acetic acid using ionic liquid [EMIM][BF4]

open access: yesGreen Energy & Environment, 2019
This work proposed to use the ionic liquid [EMIM][BF4] as absorbent for the absorption of gaseous acetic acid. The feasibility of this technology was investigated from molecular level to industrial scale. The acetic acid absorption experiment was carried
Mingli Mu   +6 more
doaj  

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