Results 51 to 60 of about 94,885 (152)

Links between ethylene and sulfur nutrition – a regulatory interplay or just metabolite association?

open access: yesFrontiers in Plant Science, 2015
Multiple reports demonstrate associations between ethylene and sulfur metabolisms, however the details of these links have not yet been fully characterized; the links might be at the metabolic and the regulatory levels.
Anna eWawrzyńska   +2 more
doaj   +1 more source

Sulfur metabolism in Beggiatoa alba [PDF]

open access: yesJournal of Bacteriology, 1987
The metabolism of sulfide, sulfur, and acetate by Beggiatoa alba was investigated under oxic and anoxic conditions. B. alba oxidized acetate to carbon dioxide with the stoichiometric reduction of oxygen to water. In vivo acetate oxidation was suppressed by sulfide and by several classic respiratory inhibitors, including dibromothymoquinone, an ...
T M, Schmidt   +4 more
openaire   +2 more sources

Sulfur metabolism in the biosynthesis of monobactams [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1983
We studied the biosynthesis of monobactams with respect to sulfur metabolism in Chromobacterium violaceum, Acetobacter sp., and Agrobacterium radiobacter. All three organisms used inorganic sulfur for monobactam production. When sulfur-containing amino acids were assayed as a source of sulfur for monobactam production, C. violaceum used cystine but not
J, O'Sullivan   +3 more
openaire   +2 more sources

Arbuscular mycorrhizal fungi enhance phosphate uptake and alter bacterial communities in maize rhizosphere soil

open access: yesFrontiers in Plant Science, 2023
Arbuscular mycorrhizal fungi (AMF) can symbiose with many plants and improve nutrient uptake for their host plant. Rhizosphere microorganisms have been pointed to play important roles in helping AMF to mobilize soil insoluble nutrients, especially ...
Yufan Lu   +7 more
doaj   +1 more source

Catalase as a sulfide-sulfur oxido-reductase: An ancient (and modern?) regulator of reactive sulfur species (RSS)

open access: yesRedox Biology, 2017
Catalase is well-known as an antioxidant dismutating H2O2 to O2 and H2O. However, catalases evolved when metabolism was largely sulfur-based, long before O2 and reactive oxygen species (ROS) became abundant, suggesting catalase metabolizes reactive ...
Kenneth R. Olson   +6 more
doaj   +1 more source

Cysteine Metabolism and Oxidative Processes in the Rat Liver and Kidney after Acute and Repeated Cocaine Treatment. [PDF]

open access: yesPLoS ONE, 2016
The role of cocaine in modulating the metabolism of sulfur-containing compounds in the peripheral tissues is poorly understood. In the present study we addressed the question about the effects of acute and repeated (5 days) cocaine (10 mg/kg i.p ...
Danuta Kowalczyk-Pachel   +7 more
doaj   +1 more source

Predictive sulfur metabolism – a field in flux [PDF]

open access: yesFrontiers in Plant Science, 2014
The key role of sulfur metabolites in response to biotic and abiotic stress in plants, as well as their importance in diet and health has led to a significant interest and effort in trying to understand and manipulate the production of relevant compounds.
Calderwood, Alexander   +2 more
openaire   +3 more sources

Mechanisms and evolution of oxidative sulfur metabolism in green sulfur bacteria

open access: yesFrontiers in Microbiology, 2011
Green sulfur bacteria (GSB) constitute a closely related group of photoautotrophic and thiotrophic bacteria with limited phenotypic variation. They typically oxidize sulfide and thiosulfate to sulfate with sulfur globules as an intermediate.
Lea Haarup Gregersen   +2 more
doaj   +1 more source

The Importance of Sulfur in Ruminant Nutrition

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
Sulfur (S) is one of the basic building elements; after calcium and phosphorus, it is the third most abundant mineral in the human body. Sulfur is also essential in animal nutrition.
Svetlana Malyugina
doaj  

Sulfur Transport and Metabolism in Legume Root Nodules

open access: yesFrontiers in Plant Science, 2018
Sulfur is an essential nutrient in plants as a constituent element of some amino acids, metal cofactors, coenzymes, and secondary metabolites. Not surprisingly, sulfur deficiency decreases plant growth, photosynthesis, and seed yield in both legumes and ...
Manuel Becana   +2 more
doaj   +1 more source

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