Results 31 to 40 of about 670,508 (357)

Characterization of the Arsenate Respiratory Reductase from Shewanella sp. Strain ANA-3 [PDF]

open access: yes, 2008
Microbial arsenate respiration contributes to the mobilization of arsenic from the solid to the soluble phase in various locales worldwide. To begin to predict the extent to which As(V) respiration impacts arsenic geochemical cycling, we characterized ...
Keeffe, Jennifer R.   +2 more
core   +2 more sources

Nitrogenase Fe Protein: A Multi-Tasking Player in Substrate Reduction and Metallocluster Assembly

open access: yesMolecules, 2022
The Fe protein of nitrogenase plays multiple roles in substrate reduction and metallocluster assembly. Best known for its function to transfer electrons to its catalytic partner during nitrogenase catalysis, the Fe protein is also a key player in the ...
Markus W. Ribbe   +7 more
doaj   +1 more source

Structure and evolution of chlorate reduction composite transposons. [PDF]

open access: yes, 2013
UnlabelledThe genes for chlorate reduction in six bacterial strains were analyzed in order to gain insight into the metabolism. A newly isolated chlorate-reducing bacterium (Shewanella algae ACDC) and three previously isolated strains (Ideonella ...
Clark, Iain C   +3 more
core   +2 more sources

The nitric oxide response in plant-associated endosymbiotic bacteria [PDF]

open access: yes, 2011
Nitric oxide (NO) is a gaseous signalling molecule which becomes very toxic due to its ability to react with multiple cellular targets in biological systems. Bacterial cells protect against NO through the expression of enzymes that detoxify this molecule
Andrew J. Gates   +57 more
core   +1 more source

Dyslipidemic drugs in metabolic syndrome

open access: yesIndian Journal of Endocrinology and Metabolism, 2013
Introduction: Metabolic syndrome predisposes to diabetes and atherosclerotic vascular disease. Statins reduce cardiovascular events, so all metabolic syndrome patients should be evaluated for dyslipidemia.
Sheelu S Siddiqi   +4 more
doaj   +1 more source

Protein folding causes an arrest of preprotein translocation into mitochondria in vivo [PDF]

open access: yes, 1991
With vital yeast cells, a hybrid protein consisting of the amino- terminal third of the precursor to cytochrome b2 and of the entire dihydrofolate reductase was arrested on the import pathway into mitochondria.
Becker, Karin   +7 more
core   +3 more sources

Polyethylene Glycol Camouflaged Earthworm Hemoglobin. [PDF]

open access: yes, 2017
Nearly 21 million components of blood and whole blood and transfused annually in the United States, while on average only 13.6 million units of blood are donated. As the demand for Red Blood Cells (RBCs) continues to increase due to the aging population,
Cabrales, Pedro   +8 more
core   +9 more sources

NfoR: Chromate Reductase or Flavin Mononucleotide Reductase?

open access: yesApplied and Environmental Microbiology, 2020
Chromate is a toxic by-product of multiple industrial processes. Chromate reduction is an important biological activity that ameliorates Cr(VI) toxicity. Numerous researchers have identified chromate reductase activity by observing chromate reduction.
Audrey G. O’Neill   +4 more
openaire   +3 more sources

Chloroplast Glutathione Reductase [PDF]

open access: yesPlant Physiology, 1977
Glutathione reductase (EC 1.6.4.2) activity is present in spinach (Spinacia oleracea L.) chloroplasts. The pH dependence and substrate concentration for half-maximal rate are reported and a possible role in chloroplasts is proposed.
Michail Schaedle, James A. Bassham
openaire   +3 more sources

Changes in the ascorbate-glutathione system during storage of recalcitrant seeds of Acer saccharinum L.

open access: yesActa Societatis Botanicorum Poloniae, 2011
Two seed lots of Acer saccharinum (recalcitrant), with an initial moisture content of 50% and 55%, were stored at +3oC for 6 months. After this time, their viability (measured as germinability) reached 100% and 30%, respectively.
Ewelina Ratajczak, Stanisława Pukacka
doaj   +1 more source

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