Results 141 to 150 of about 1,320,603 (414)

A potential tumor suppressor role of PLK2 in glioblastoma

open access: yesFEBS Open Bio, EarlyView.
PLK2 was consistently downregulated in GBM tissues. Overexpression of PLK2 in GBM cell lines U87MG and U251 reduced their tumorigenic potential and enhanced cell cycle arrest and apoptosis. Suggesting that PLK2 overexpression could potentially be leveraged as a therapeutic strategy to inhibit tumor progression and enhance apoptosis, providing new ...
Xiangping Xia   +5 more
wiley   +1 more source

Simulation of a surface spill of different diesel/biodiesel mixtures in an ultisol, using natural attenuation and bioaugmentation/biostimulation

open access: yesAnais da Academia Brasileira de Ciências
Accidents caused by leaks and/or spills on soils need to be addressed. Natural attenuation, biostimulation and bioaugmentation can be useful bioremediation strategies for decontamination processes in soils of diesel/biodiesel mixtures.
DANIEL D. MEYER   +4 more
doaj   +1 more source

Glyphosate: influência na bioatividade do solo e ação de minhocas sobre sua dissipação em terra agrícola Glyphosate: influence on the soil bioactivity and action of earthworms on its soil dissipation

open access: yesPlanta Daninha, 2004
Com a difusão do uso de agrotóxicos, torna-se necessário aprofundar os conhecimentos sobre seu comportamento no ambiente, visando diminuir os riscos à biota e a possível contaminação de água, solo e alimentos.
M.M. Andréa   +5 more
doaj   +1 more source

Mechanism of reconstitution/activation of the soluble PQQ-dependent glucose dehydrogenase from Acinetobacter calcoaceticus: a comprehensive study [PDF]

open access: yesarXiv, 2019
The ability to switch on the activity of an enzyme through its spontaneous reconstitution has proven to be a valuable tool in fundamental studies of enzyme structure/reactivity relationships or in the design of artificial signal transduction systems in bioelectronics, synthetic biology, or bioanalytical applications.
arxiv  

Effects of Hyperbaric Hypoxia on Some Enzyme Systems in the Mammalian Liver [PDF]

open access: yes, 1978
The metabolic effects of hypobaric hypoxic stress on the mammalian liver were studied. The lactate dehydrogenase (LDH) and succinate dehydrogenase (SDH) activity of mouse liver homogenates were measured after exposure to an equivalent altitude of 36,000 ...
Baeyens, Dennis A., Meier, M. J.
core   +2 more sources

CYTOCHEMICAL DEMONSTRATION OF SUCCINIC DEHYDROGENASE BY THE USE OF A NEW p-NITROPHENYL SUBSTITUTED DITETRAZOLE

open access: yesJournal of Histochemistry and Cytochemistry, 1957
1. A new p-nitrophenyl substituted ditetrazole, 2,2'-di-p-nitrophenyl-5,5'-diphenyl-3,3'-(3,3'-dimethoxy-4,4'-biphenylene) ditetrazolium chloride (Nitro-BT), is introduced, which possesses most of the properties of an ideal reagent for histochemical ...
M. Nachlas   +4 more
semanticscholar   +1 more source

Identification of inhibitors of the Salmonella FraB deglycase, a drug target

open access: yesFEBS Open Bio, EarlyView.
A high‐throughput screen was used to identify inhibitors of Salmonella FraB, a drug target. Characterization of top hits (identified after an additional counter screen) revealed that some triazolidines, thiadiazolidines, and triazolothiadiazoles are mixed‐type inhibitors of FraB.
Jamison D. Law   +6 more
wiley   +1 more source

Acacetin reduces endoplasmic reticulum stress through the P‐eNOS/PERK signaling pathway to attenuate MGO‐induced vascular endothelial cell dysfunction

open access: yesFEBS Open Bio, EarlyView.
We investigated a potential protective effect of acacetin, a naturally occurring flavonoid, against methylglyoxal (MGO)‐induced endothelial dysfunction in human umbilical vein endothelial cells and its mechanism of action. Acacetin can could inhibit MGO‐induced intracellular calcium ion influx, enhance the expression levels of phosphorylated ...
Zhen Zhang   +7 more
wiley   +1 more source

Do not forget interaction: Predicting fatality of COVID-19 patients using logistic regression [PDF]

open access: yesarXiv, 2020
Amid the ongoing COVID-19 pandemic, whether COVID-19 patients with high risks can be recovered or not depends, to a large extent, on how early they will be treated appropriately before irreversible consequences are caused to the patients by the virus. In this research, we reported an explainable, intuitive, and accurate machine learning model based on ...
arxiv  

The 2-Oxoacid Dehydrogenase Complexes in Mitochondria Can Produce Superoxide/Hydrogen Peroxide at Much Higher Rates Than Complex I*

open access: yesJournal of Biological Chemistry, 2014
Background: At the redox potential of NADH/NAD+, at least four mitochondrial sites produce superoxide/H2O2. Results: We compare their capacities in situ in isolated mitochondria.
Casey L Quinlan   +5 more
semanticscholar   +1 more source

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