Results 21 to 30 of about 3,240,611 (236)

Biochemical Characterization of the Copper Nitrite Reductase from Neisseria gonorrhoeae

open access: yesBiomolecules, 2023
The copper-containing nitrite reductase from Neisseria gonorrhoeae has been shown to play a critical role in the infection mechanism of this microorganism by producing NO and abolishing epithelial exfoliation. This enzyme is a trimer with a type 1 copper
Daniela S. Barreiro   +2 more
doaj   +1 more source

Nitrate reduction to nitrite, nitric oxide and ammonia by gut bacteria under physiological conditions.

open access: yesPLoS ONE, 2015
The biological nitrogen cycle involves step-wise reduction of nitrogen oxides to ammonium salts and oxidation of ammonia back to nitrites and nitrates by plants and bacteria.
Mauro Tiso, Alan N Schechter
doaj   +1 more source

Rhizobium-Initiated Rice Growth Inhibition Caused by Nitric Oxide Accumulation

open access: yesMolecular Plant-Microbe Interactions, 2007
Isolates of Rhizobium leguminosarum bv. trifolii (the clover root-nodule endosymbiont) from the Nile River delta have been found to infect rice roots and colonize the intercellular spaces of the rice roots.
Francine M. Perrine-Walker   +4 more
doaj   +1 more source

PdCu Electrocatalysts for Selective Nitrate and Nitrite Reduction to Nitrogen [PDF]

open access: yes, 2022
Electrocatalytic conversion of nitrate in waste can enable efficient waste remediation (NO3- to N3) or waste valorization (NO3- to NH4+) depending on the selectivity of the catalyst.
Jeonghoon , Lim   +5 more
core   +2 more sources

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

Intravenous sodium nitrite in acute ST-elevation myocardial infarction: a randomized controlled trial (NIAMI) [PDF]

open access: yes, 2014
AimDespite prompt revascularization of acute myocardial infarction (AMI), substantial myocardial injury may occur, in part a consequence of ischaemia reperfusion injury (IRI). There has been considerable interest in therapies that may reduce IRI.
Singh, Satnam   +103 more
core   +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

The spoilage flora of vacuum-packaged, sodium nitrite or potassium nitrate treated, cold-smoked rainbow trout stored at 4°C or 8°C [PDF]

open access: yes, 1998
http://www.elsevier.nl/locate/01681605The spoilage flora of vacuum-packaged, salted, cold-smoked rainbow trout fillets, with or without the addition of nitrate or nitrite, stored at 4°C and 8°C, was studied. Of 620 isolates, lactic acid bacteria were the
Lyhs, Ulrike   +7 more
core   +1 more source

Ascorbate mediates the non-enzymatic reduction of nitrite to nitric oxide

open access: yesAdvances in Redox Research, 2023
Nitric oxide (NO•) generated by nitric oxide synthases is involved in many physiological and pathophysiological processes. However, non-enzymatic formation of NO• also occurs in vivo.
Juan Du   +3 more
doaj   +1 more source

Detection of nitrite by flow injection analysis using a novel paired emitter-detector diode (PEDD) as a photometric detector [PDF]

open access: yes, 2007
An inexpensive flow injection analysis system for determining low concentration levels of nitrite employing the Griess reagent spectrophotometric method is reported.
O'Toole, Martina   +8 more
core   +2 more sources

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