Respiration in Azotobacter vinelandii and its relationship with the synthesis of biopolymers
Sign Up to like & getrecommendations! Published in 2020 at "Electronic Journal of Biotechnology"
DOI: 10.1016/j.ejbt.2020.08.001
Abstract: Abstract Azotobacter vinelandii is a gram-negative soil bacterium that produces two biopolymers of biotechnological interest, alginate and poly(3-hydroxybutyrate), and it has been widely studied because of its capability to fix nitrogen even in the presence… read more here.
Keywords: relationship synthesis; vinelandii relationship; synthesis biopolymers; azotobacter vinelandii ... See more keywords
Large anions induce H2-production from the nitrogenase MoFe proteins of Clostridium Pasteurianum and Azotobacter vinelandii.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of inorganic biochemistry"
DOI: 10.1016/j.jinorgbio.2020.111075
Abstract: In the absence of sodium dithionite (DT), addition of the large anions Br-, I- and HS- to the MoFe proteins of Azotobacter vinelandii (Av1) and Clostridium pasteurianum (Cp1) released ~1.0 H2/MoFe protein with an associated… read more here.
Keywords: clostridium pasteurianum; mofe proteins; cp1; large anions ... See more keywords
Overview of physiological, biochemical, and regulatory aspects of nitrogen fixation in Azotobacter vinelandii
Sign Up to like & getrecommendations! Published in 2022 at "Critical Reviews in Biochemistry and Molecular Biology"
DOI: 10.1080/10409238.2023.2181309
Abstract: Abstract Understanding how Nature accomplishes the reduction of inert nitrogen gas to form metabolically tractable ammonia at ambient temperature and pressure has challenged scientists for more than a century. Such an understanding is a key… read more here.
Keywords: azotobacter vinelandii; fixation; overview physiological; nitrogen fixation ... See more keywords
Oxygen uptake rate in alginate producer (algU+) and nonproducer (algU−) strains of Azotobacter vinelandii under nitrogen‐fixation conditions
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Microbiology"
DOI: 10.1111/jam.13760
Abstract: The sigma E (AlgU) in Azotobacter vinelandii has been shown to control the expression of cydR gene, a repressor of genes of the alternative respiratory chain, and alginate has been considered a barrier for oxygen… read more here.
Keywords: oxygen uptake; algu; rate alginate; uptake rate ... See more keywords
Interactions between paralogous bacterial enhancer‐binding proteins enable metal‐dependent regulation of alternative nitrogenases in Azotobacter vinelandii
Sign Up to like & getrecommendations! Published in 2022 at "Molecular Microbiology"
DOI: 10.1111/mmi.14955
Abstract: All diazotrophic bacteria and archaea isolated so far utilise a nitrogenase enzyme‐containing molybdenum in the active site co‐factor to fix atmospheric dinitrogen to ammonia. However, in addition to the Mo‐dependent nitrogenase, some nitrogen‐fixing prokaryotes also… read more here.
Keywords: bacterial enhancer; alternative nitrogenases; binding proteins; regulation ... See more keywords
Size-dependent cytotoxicity of silver nanoparticles to Azotobacter vinelandii: Growth inhibition, cell injury, oxidative stress and internalization
Sign Up to like & getrecommendations! Published in 2018 at "PLoS ONE"
DOI: 10.1371/journal.pone.0209020
Abstract: The influence of nanomaterials on the ecological environment is becoming an increasingly hot research field, and many researchers are exploring the mechanisms of nanomaterial toxicity on microorganisms. Herein, we studied the effect of two different… read more here.
Keywords: cell; size dependent; microscopy; size ... See more keywords
Genetic Regulation of Alginate Production in Azotobacter vinelandii a Bacterium of Biotechnological Interest: A Mini-Review
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Microbiology"
DOI: 10.3389/fmicb.2022.845473
Abstract: Alginates are a family of polymers composed of guluronate and mannuronate monomers joined by β (1–4) links. The different types of alginates have variations in their monomer content and molecular weight, which determine the rheological… read more here.
Keywords: bacterium; regulation alginate; mini review; production ... See more keywords