Results 161 to 170 of about 145,153 (320)

Implications for soluble iron accumulation, oxidative stress, and glial glutamate release in motor neuron death associated with sporadic amyotrophic lateral sclerosis

open access: yesNeuropathology, Volume 45, Issue 3, Page 177-201, June 2025.
Oxidative stress in sporadic amyotrophic lateral sclerosis (ALS) has been evidenced by accumulation of oxidatively modified products of nucleic acids, lipids, sugars, and proteins in the motor neuron system of brains and spinal cords obtained at autopsy from the patients.
Noriyuki Shibata   +6 more
wiley   +1 more source

Cryogen-Free dissolution Dynamic Nuclear Polarization polarizer operating at 3.35 T, 6.70 T and 10.1 T [PDF]

open access: yesarXiv, 2018
Purpose: A novel dissolution dynamic nuclear polarization (dDNP) polarizer platform is presented. The polarizer meets a number of key requirements for in vitro, pre-clinical and clinical applications. Method: It uses no liquid cryogens, operates in continuous mode, accommodates a wide range of sample sizes up to and including those required for human ...
arxiv  

Waterlogging-induced changes in fermentative metabolism in roots and nodules of soybean genotypes

open access: yesScientia Agricola, 2014
Waterlogging blocks the oxygen supply to the root system which inhibits respiration, and greatly reduces the energy status of cells that affect important metabolic processes.
Junior Borella   +4 more
doaj   +1 more source

Guard cell‐specific glycine decarboxylase manipulation affects Arabidopsis photosynthesis, growth and stomatal behavior

open access: yesNew Phytologist, Volume 246, Issue 5, Page 2102-2117, June 2025.
Summary Photorespiration is a mandatory metabolic repair shunt of carbon fixation by the Calvin–Benson cycle in oxygenic phototrophs. Its extent depends mainly on the CO2 : O2 ratio in chloroplasts, which is regulated via stomatal movements. Despite a comprehensive understanding of the role of photorespiration in mesophyll cells, its role in guard ...
Hu Sun   +4 more
wiley   +1 more source

Itaconate modulates tricarboxylic acid and redox metabolism to mitigate reperfusion injury. [PDF]

open access: yes, 2020
ObjectivesCerebral ischemia/reperfusion (IR) drives oxidative stress and injurious metabolic processes that lead to redox imbalance, inflammation, and tissue damage. However, the key mediators of reperfusion injury remain unclear, and therefore, there is
Cabrales, Pedro   +5 more
core  

Effects of NaCl on Fermentative Metabolism of Mature Green Tomatoes cv. Ailsa Craig in Brine

open access: yesFood Technology and Biotechnology, 2010
The effect of osmotic strength on gene expression and activity of the major enzymes of fermentative metabolism of mature green tomato fruit (Solanum lycopersicum cv. Ailsa Craig) has been studied by exposing fruit to brine containing 0 (water), 5 and 10 %
Sotirios Fragkostefanakis   +3 more
doaj  

The PEP—pyruvate—oxaloacetate node as the switch point for carbon flux distribution in bacteria: We dedicate this paper to Rudolf K. Thauer, Director of the Max-Planck-Institute for Terrestrial Microbiology in Marburg, Germany, on the occasion of his 65th birthday [PDF]

open access: yes, 2017
In many organisms, metabolite interconversion at the phosphoenolpyruvate (PEP)-pyruvate-oxaloacetate node involves a structurally entangled set of reactions that interconnects the major pathways of carbon metabolism and thus, is responsible for the ...
Eikmanns, Bernhard J., Sauer, Uwe
core  

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