Results 111 to 120 of about 99,974 (260)

Structural analysis of the NifL‐NifA complex reveals the molecular basis of anti‐activation of nitrogen fixation gene expression in Azotobacter vinelandii

open access: yesThe FEBS Journal, EarlyView.
Using cryo‐EM combined with biochemical and genetic approaches, we mapped the interaction surface between NifL and NifA to gain insights into the regulation of nitrogen fixation genes in A. vinelandii. Our findings suggest that NifL, a homolog of histidine kinases lacking phosphorylation activity, evolved to act as a steric block of NifA activity ...
Marcelo Bueno Batista   +6 more
wiley   +1 more source

Is there any Association between Helicobacter Pylori Infection and Laryngeal Carcinoma [PDF]

open access: yes
Objective: To investigate the possible role of Helicobacter pylori as a cause of squamous cell carcinoma of larynx in a case-control study in an otolaryngology ward at an academic university.
خوشباطن, منوچهر   +3 more
core  

Unlocking nitrogen regulation: structural insights into the NifL‐NifA complex and prospects for engineered diazotrophs

open access: yesThe FEBS Journal, EarlyView.
The urgent need for sustainable agriculture places biological nitrogen fixation at the forefront of current biotechnological research. Plant growth‐promoting rhizobacteria play crucial roles in agriculture by enhancing nutrient absorption, regulating hormonal balance, and providing reduced nitrogen to plants. Among these, diazotrophic bacteria, such as
Edileusa Cristina Marques Gerhardt   +1 more
wiley   +1 more source

Optimasi Amobilisasi Urease Dari Schizzosaccharomyces Pombe Menggunakan Matrik Kitosan-polietilen Glikol [PDF]

open access: yes, 2013
Schizosaccharomyces pombe is yeast that production urease and extraceluller enzyme. Urease can hydrolyze urea to be ammonia and carbondioxide. Free urease is unable to be reused, therefore urease is needed to immobilized in certain matrix.
Dewi, H. A. (Hastini)   +2 more
core  

The OLGIMA system for gastric cancer risk assessment. A useful method based on the histological Sydney consensus

open access: yesHistopathology, EarlyView.
The new OLGIMA method for histological gastric cancer risk assessment is based on the severity of glandular atrophy and intestinal metaplasia, in both antrum and corpus, according to the Updated Sydney classification. The highest score of either atrophy or intestinal metaplasia from each location will be used for the final OLGIMA stage.
Pedro Genaro Delgado Guillena   +125 more
wiley   +1 more source

Inactivation of Jack Bean Urease by Allicin [PDF]

open access: bronze, 2003
A. Juszkiewicz   +4 more
openalex   +1 more source

Efficacy of probiotics (Bifidobacterium bifidum G9‐1) in patients with type 2 diabetes mellitus and chronic kidney disease complicated by constipation: An exploratory, multicenter, open‐label, single‐arm study (BIRDIE study)

open access: yesJournal of Diabetes Investigation, EarlyView.
Bifidobacterium bifidum G9‐1 improved stool form, defecation frequency, and Quality of Life in patients with type 2 diabetes mellitus and chronic kidney disease complicated by constipation. ABSTRACT Introduction Although constipation is a major complication of type 2 diabetes mellitus and chronic kidney disease, evidence for its treatment in these ...
Fuki Ikeda   +10 more
wiley   +1 more source

Novel benzimidazole derivatives; synthesis, bioactivity and molecular docking study as potent urease inhibitors

open access: green, 2022
Ebrahim Saeedian Moghadam   +5 more
openalex   +2 more sources

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