Results 21 to 30 of about 675,753 (246)

New biotechnological perspectives of a NADH oxidase variant from Thermus thermophilus HB27 as NAD+-recycling enzyme

open access: yesBMC Biotechnology, 2011
Background The number of biotransformations that use nicotinamide recycling systems is exponentially growing. For this reason one of the current challenges in biocatalysis is to develop and optimize more simple and efficient cofactor recycling systems ...
Rocha-Martín Javier   +7 more
doaj   +1 more source

Interaction of soil enzyme activity and regeneration of Juniperus excelsa in Chaharbagh habitat of Gorgan [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2011
Juniperus excelsa has wider distribution than other species of Juniperus in Iran. In most of habitats, different individuals have rough conditions especially in soil.
"Aleme Bagheri   +3 more
doaj   +1 more source

Advances in Immune Microenvironment and Immunotherapy of Isocitrate Dehydrogenase Mutated Glioma

open access: yesFrontiers in Immunology, 2022
The tumor immune microenvironment and immunotherapy have become current important tumor research concerns. The unique immune microenvironment plays a crucial role in the malignant progression of isocitrate dehydrogenase (IDH) mutant gliomas.
Dongming Yan   +4 more
doaj   +1 more source

Formate dehydrogenase [PDF]

open access: yesFEMS Microbiology Letters, 1990
Formate is a substrate, or product, of diverse reactions catalyzed by eukaryotic organisms, eubacteria, and archaebacteria. A survey of metabolic groups reveals that formate is a common growth substrate, especially among the anaerobic eubacteria and archaebacteria.
openaire   +2 more sources

Synergistic Effects of Exogenous Nutrient Ions on the Real-Time Cadmium Extraction by an Accumulator

open access: yesAgriculture
Bidens tripartita L. is a cadmium (Cd) accumulator. However, the real-time influx or efflux of Cd2+ around its root apex has not yet been performed. The object of this experiment was to compare the roles of added ions in solution on dynamic Cd extraction
Siqi Wang   +8 more
doaj   +1 more source

Microbial Activity in Forest Soil Under Beech, Spruce, Douglas Fir and Fir

open access: yesContemporary Agriculture, 2016
The aim of this research was to investigate the microbial activity in forest soil from different sites under deciduous and coniferous trees in Serbia.
Hajnal-Jafari Timea   +4 more
doaj   +1 more source

Improvement of Sodium Gluconate Production using a Thermo-tolerant Acetic Acid bacterium, Acetobacter Senegalensis [PDF]

open access: yesBiological Journal of Microorganism, 2019
Introduction: Nowadays, gluconic acid and its derivatives usages have been broadening in food industry. However, there are still many studies to optimize the production of gluconic acid by fermentation methods.
Rasoul Shafiei
doaj   +1 more source

Effect of a biological product with iron nanoparticles on the activity of soil enzymes and potato yields

open access: yesАграрная наука Евро-Северо-Востока, 2023
The paper presents data on a three-year study (2020-2022) of the effect of a liquid-phase biological product containing iron nanoparticles (LPB-Fe), obtained by biosynthesis using green tea extract, on the yield of potatoes of the Skarb variety and the ...
N. A. Lyubimova, G. Yu. Rabinovich
doaj   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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