Results 101 to 110 of about 94,058 (273)

Antimicrobial Activity and Proposed Action Mechanism of 3-Carene against Brochothrix thermosphacta and Pseudomonas fluorescens

open access: yesMolecules, 2019
3-Carene is an antimicrobial monoterpene that occurs naturally in a variety of plants and has an ambiguous antibacterial mechanism against food-borne germs.
Huizhen Shu   +7 more
doaj   +1 more source

GC-MS Profile of Diodella sarmentosa (SW) Bacigalupo El Cabral ex Borhidi Ethanol Leaf Extract and its Total Dehydrogenase Inhibitory Potential [PDF]

open access: yesarXiv, 2021
Phytochemical composition of ethanol leaf extract of Diodella sarmentosa was profiled with GC-MS and the inhibitory property of the extract against total microbial dehydrogenases were assessed. The major constituents of the extract were squalene (29.50%), Phytol (24.68%), phenol, 3-pentadecyl- (18.58%), 1-Butanol, 3-methyl- (9.09%) and n-Hexadecanoic ...
arxiv  

Reciprocal regulation of protein synthesis and carbon metabolism for thylakoid membrane biogenesis [PDF]

open access: yes, 2013
Metabolic control of gene expression coordinates the levels of specific gene products to meet cellular demand for their activities. This control can be exerted by metabolites acting as regulatory signals and/or a class of metabolic enzymes with dual ...
Bohne, Alexandra-Viola   +6 more
core   +3 more sources

Simvastatin overcomes the pPCK1‐pLDHA‐SPRINGlac axis‐mediated ferroptosis and chemo‐immunotherapy resistance in AKT‐hyperactivated intrahepatic cholangiocarcinoma

open access: yesCancer Communications, EarlyView.
Abstract Background Intrahepatic cholangiocarcinoma (ICC) is a challenging cancer with an increasing incidence. The Phase III TOPAZ‐1/KEYNOTE‐966 study demonstrated chemo‐immunotherapy (CIT) as a significant advancement, potentially replacing traditional chemotherapy for advanced biliary tract cancer.
Jinghan Zhu   +12 more
wiley   +1 more source

Kinetic Model for a Threshold Filter in an Enzymatic System for Bioanalytical and Biocomputing Applications [PDF]

open access: yesJ. Phys. Chem. B 118, 12435-12443 (2014), 2014
A recently experimentally observed biochemical "threshold filtering" mechanism by processes catalyzed by the enzyme malate dehydrogenase is explained in terms of a model that incorporates an unusual mechanism of inhibition of this enzyme that has a reversible mechanism of action.
arxiv   +1 more source

Lipid metabolism reprograming by SREBP1‐PCSK9 targeting sensitizes pancreatic cancer to immunochemotherapy

open access: yesCancer Communications, EarlyView.
Abstract Background Pancreatic cancer's aberrant lipid metabolism fuels cell growth, invasion, and metastasis, yet its impact on immune surveillance and immunotherapy is unclear. This study investigated how sterol regulatory element‐binding transcription factor 1 (SREBP1)‐driven lipid metabolism affects the tumor microenvironment (TME) in pancreatic ...
Mengyi Lao   +12 more
wiley   +1 more source

Free Energy of Activation for the Comorosan Effect [PDF]

open access: yesarXiv, 2007
Initial reaction rate data for lactic dehydrogenase / pyruvate, lactic dehydrogenase / lactate and malic dehydrogenase / malate enzyme reactions were analyzed to obtain activation free energy changes of -329, -195 and -221 cal/mole, respectively, for rate increases associated with time-specific irradiation of the crystalline substrates prior to ...
arxiv  

Inherited metabolic epilepsies–established diseases, new approaches

open access: yesEpilepsia Open, EarlyView.
Abstract Inherited metabolic epilepsies (IMEs) represent the inherited metabolic disorders (IMDs) in which epilepsy is a prevailing component, often determining other neurodevelopmental outcomes associated with the disorder. The different metabolic pathways affected by individual IMEs are the basis of their rarity and heterogeneity.
Itay Tokatly Latzer, Phillip L. Pearl
wiley   +1 more source

Dependence of Substrate Irradiation Reaction Rate Stimulation on Lactic Dehydrogenase Source [PDF]

open access: yesarXiv, 2013
Stimulation of LDH initial reaction rates by timed pre-irradiation of crystalline sodium pyruvate and lithium lactate is reported for enzymes isolated from rabbit muscle, pig heart, human erythrocytes and chicken heart. The phenomenon investigated is referred to as the Comorosan effect.
arxiv  

Reaction Engineering and Comparison of Electroenzymatic and Enzymatic ATP Regeneration Systems [PDF]

open access: yesarXiv, 2023
Adenosine-5'-triphosphate (ATP) plays a crucial role in many biocatalytic reactions and its regeneration can influence the performance of a related enzymatic reaction significantly. Here, we established an electrochemically coupled ATP regeneration by pyruvate oxidase and acetate kinase (ACK) for the phosphorylation of mevalonate catalyzed by ...
arxiv  

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