Results 61 to 70 of about 72,091 (178)

A three-domain copper-nitrite reductase with a unique sensing loop

open access: yesIUCrJ, 2019
Dissimilatory nitrite reductases are key enzymes in the denitrification pathway, reducing nitrite and leading to the production of gaseous products (NO, N2O and N2).
Diederik Johannes Opperman   +4 more
doaj   +1 more source

Plant species are more important to bacterial community composition than seeding ratio in a pea‐canola intercropping system

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Demand for agricultural land has increased due to rising demand for food, potentially leading to expansion into previously untouched habitats, which threatens refugia of native plants. We aimed to provide insight into how variation in seeding ratio may impact soil bacterial communities in a pea‐canola intercropping system, potentially altering crop ...
Janice M. Parks   +2 more
wiley   +1 more source

Comparative modelling and molecular docking of nitrate reductase from Bacillus weihenstephanensis (DS45)

open access: yesJournal of Taibah University for Science, 2016
Nitrate reductase catalyses the oxidation of NAD(P)H and the reduction of nitrate to nitrite. NR serves as a central point for the integration of metabolic pathways by governing the flux of reduced nitrogen through several regulatory mechanisms in plants,
R. Seenivasagan   +4 more
doaj   +1 more source

Therapeutic uses of inorganic nitrite and nitrate - from the past to the future

open access: yes, 2008
Potential carcinogenic effects, blue baby syndrome, and occasional intoxications caused by nitrite, as well as the suspected health risks related to fertilizer overuse, contributed to the negative image that inorganic nitrite and nitrate have had for ...
Feelisch, Martin, Butler, Anthony R.
core   +1 more source

Plant responses to iron nutrition with emphasis on the underutilized crop tef (Eragrostis tef): A review

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Iron (Fe) deficiency limits the physical health, cognitive development, and economic output of billions of people globally, especially children and productive‐age women. Tef is an underutilized and stress‐resilient crop, which is becoming popular for its grains containing high bioavailable Fe and has the potential to mitigate Fe deficiency.
Muhammad Numan   +2 more
wiley   +1 more source

Taxogenomic Characterization and Comparative Genomic Analysis of Hermanozyma buritii sp. nov., f.a., a Yeast Species Isolated From Plants and Soil

open access: yesYeast, EarlyView.
Isolation of the novel yeast species Hernanozyma buritii sp. nov. from soil and plant in Brazil, followed by phylogenetic characterization and genome analysis, highlighting its relationship with closely related taxa and genomic features associated with mating, pulcherriminic acid biosynthesis, and iron‐dependent pigmentation.
Vitória Petra de O. Barros   +11 more
wiley   +1 more source

Role of oral and gut microbiomes in enterosalivary nitrate metabolism and their effects on systemic disease

open access: yesFrontiers in Cellular and Infection Microbiology
Nitrate, which maintains hemostasis in systemic circulation, is obtained from nitrate-rich vegetables, concentrated, reabsorbed by the salivary glands, and reduced to nitrite and nitric oxide (NO•).
Zi Yang   +4 more
doaj   +1 more source

Pyridylmethyl Radicals for Enantioselective Alkene Hydroalkylation Using “Ene”-Reductases

open access: yes, 2023
Aromatic electron-deficient heterocycles, such as pyridines, are found in many biologically relevant structures, including those with medicinal applications.
Sophie G. Bender (17310718)   +1 more
core   +1 more source

A comprehensive study on ferredoxin isoforms in the cyanobacterium Synechocystis sp. PCC 6803

open access: yesThe FEBS Journal, EarlyView.
Ferredoxins are small FeS cluster‐containing proteins that play a central role in distributing electrons within the cell. The cyanobacterium Synechocystis sp. PCC 6803 contains several ferredoxin isoforms and their biophysical properties (UV/Vis and EPR spectra, Em potential), expression patterns, and interactions with the electron donors photosystem I
Marko Boehm   +14 more
wiley   +1 more source

Ameliorating Effect of Chloride on Nitrite Toxicity to Freshwater Invertebrates with Different Physiology: a Comparative Study Between Amphipods and Planarians [PDF]

open access: yes, 2008
High nitrite concentrations in freshwater ecosystems may cause toxicity to aquatic animals. These living organisms can take nitrite up from water through their chloride cells, subsequently suffering oxidation of their respiratory pigments (hemoglobin ...
Camargo, J.A., Alonso, A.
core   +1 more source

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