Results 31 to 40 of about 119,483 (255)

Relationships Between C4 Enzyme Activities and Yield in Soybeans (Glycine max (L.) Merr.)

open access: yesJournal of Integrative Agriculture, 2013
To study the relationships between C4 enzyme activities and yield, C4 enzyme activities (phosphoenolpyruvate carboxylase (PEPCase), NADP-malate dehydrogenase (NADP-MDH), NADP-malic enzyme (NADP-ME), and pyruvate phosphate dikinase (PPDK)) in different ...
Shan-shan HUANG   +4 more
doaj   +1 more source

Phenotypic landscape inference reveals multiple evolutionary paths to C$_4$ photosynthesis [PDF]

open access: yes, 2013
C$_4$ photosynthesis has independently evolved from the ancestral C$_3$ pathway in at least 60 plant lineages, but, as with other complex traits, how it evolved is unclear.
Abramoff   +88 more
core   +3 more sources

Biophysical characterization of the dimer and tetramer interface interactions of the human cytosolic malic enzyme. [PDF]

open access: yesPLoS ONE, 2012
The cytosolic NADP(+)-dependent malic enzyme (c-NADP-ME) has a dimer-dimer quaternary structure in which the dimer interface associates more tightly than the tetramer interface. In this study, the urea-induced unfolding process of the c-NADP-ME interface
Sujithkumar Murugan, Hui-Chih Hung
doaj   +1 more source

Evidence of the indirect hormonal activity of prohormones using liver S9 metabolic bioactivation and an androgen bioassay [PDF]

open access: yes, 2008
Prohormones such as dehydroepiandrosterone (DHEA) are steroid precursors that do not show hormonal activity by themselves. Abuse of these prohormones in cattle fattening is hard to prove because of strong in vivo metabolism and the difficulty to detect ...
Bovee, T.F.H.   +4 more
core   +2 more sources

Homeostatic regulation of NAD(H) and NADP(H) in cells

open access: yesGenes and Diseases
Nicotinamide adenine dinucleotide (NAD+)/reduced NAD+ (NADH) and nicotinamide adenine dinucleotide phosphate (NADP+)/reduced NADP+ (NADPH) are essential metabolites involved in multiple metabolic pathways and cellular processes.
Luojun Chen   +4 more
doaj   +1 more source

The CreC regulator of Escherichia coli, a new target for metabolic manipulations [PDF]

open access: yes, 2015
The CreBC (carbon source-responsive) two-component regulation system of Escherichia coli affects a number of functions, including intermediary carbon catabolism.
Cabrera Gomez, José Gregorio   +3 more
core   +1 more source

A STD-NMR Study of the Interaction of the Anabaena Ferredoxin-NADP+ Reductase with the Coenzyme

open access: yesMolecules, 2014
Ferredoxin-NADP+ reductase (FNR) catalyzes the electron transfer from ferredoxin to NADP+ via its flavin FAD cofactor. To get further insights in the architecture of the transient complexes produced during the hydride transfer event between the enzyme ...
Lara V. Antonini   +4 more
doaj   +1 more source

Auxin is involved in arbuscular mycorrhizal fungi-promoted tomato growth and NADP-malic enzymes expression in continuous cropping substrates

open access: yesBMC Plant Biology, 2021
Background Despite significant limitations of growth medium reuse, a large amount of organic substrate is reused in soilless cultivation of horticultural crops in China. Arbuscular mycorrhizal fungi (AMF) can promote nutrient absorption and improve plant
Yu Wang   +7 more
doaj   +1 more source

NADPH-generating dehydrogenases: their role in the mechanism of protection against nitro-oxidative stress induced by adverse environmental conditions

open access: yesFrontiers in Environmental Science, 2014
NADPH is an essential reductive coenzyme in biosynthetic processes such as cell growth, proliferation and detoxification in eukaryotic cells. It is required by antioxidative systems such as the ascorbate-glutathione cycle and is also necessary for the ...
Francisco Javier Corpas, Juan B Barroso
doaj   +1 more source

Photosynthetic nitrogen- and water-use efficiencies in C3 and C4 subtype grasses grown under two nitrogen supply levels

open access: yesPlant Production Science, 2021
C4 plants have higher photosynthetic nitrogen- and water-use efficiencies (PNUE and PWUE) than C3 plants. Some studies on C4 grasses have reported that NADP-malic enzyme (NADP-ME) grasses have higher PNUE than NAD-malic enzyme (NAD-ME) grasses, whereas ...
Yuko Togawa-Urakoshi, Osamu Ueno
doaj   +1 more source

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