Results 51 to 60 of about 139,239 (224)
Tight junctions (TJs) are essential components of intestinal barrier integrity and protect the epithelium against passive paracellular flux and microbial translocation.
Sudha B. Singh+6 more
doaj +1 more source
Structural Survey of Large Protein Complexes in Desulfovibrio Vulgaris [PDF]
Large protein complexes purified by a tagless strategy have been analyzed for an unbiased survey of the stable, most abundant multi-protein complexes in Desulfovibrio vulgaris Hildenborough (DvH) that are larger than Mr ∼400 k. The quaternary structures were determined for 8 out of 16 complexes by single-particle reconstruction of negatively stained ...
Bong-Gyoon Han+3 more
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Antibiotic-Resistant Desulfovibrio Produces H2S from Supplements for Animal Farming
Sulphate-reducing bacteria, primarily Desulfovibrio, are responsible for the active generation of H2S in swine production waste. The model species for sulphate reduction studies, Desulfovibrio vulgaris strain L2, was previously isolated from swine manure
Olga V. Karnachuk+8 more
doaj +1 more source
The Carbon Monoxide Dehydrogenase from Desulfovibrio vulgaris
Ni-containing Carbon Monoxide Dehydrogenases (CODHs) catalyze the reversible conversion between CO and CO₂and are involved in energy conservation and carbon fixation. These homodimeric enzymes house two NiFeS active sites (C-clusters) and three accessory [4Fe-4S] clusters.
Hadj-Saïd, Jessica+4 more
openaire +4 more sources
Homology modeling of the spatial structure of HydSL hydrogenase from purple sulphur bacterium Thiocapsa roseopersicina BBS [PDF]
The results of homology modeling of HydSL, a NiFe-hydrogenase from purple sulphur bacterium Thiocapsa roseopersicina BBS are presented in this work. It is shown that the models have larger confidence level than earlier published ones; a full-size model ...
Azat Vadimovich Abdullatypov+1 more
doaj +1 more source
Bioremoval of Sulphate Layer from a 15th Century Polychrome Marble Artifact
This case study shows the application of viable bacterial cells for removing undesired deposits from the surface of a stone polychrome bas-relief, exhibited at the Interdisciplinary Gallery of Sicily Palazzo Abatellis (Palermo).
Manuela Martino+5 more
doaj +1 more source
Purification and Properties of a Hydrogenase from Desulfovibrio vulgaris [PDF]
The soluble hydrogenase of Desulfovibrio vulgaris was purified and some of its properties are described. The molecular weight was determined for the enzyme by sedimentation equilibrium (45,400) and amino acid analysis (44,800).
L. Leon Campbell, Richard H. Haschke
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Identification of Small RNAs in Desulfovibrio vulgaris Hildenborough [PDF]
Desulfovibrio vulgaris is an anaerobic sulfate-reducing bacterium capable of facilitating the removal of toxic metals such as uranium from contaminated sites via reduction. As such, it is essential to understand the intricate regulatory cascades involved in how D. vulgaris and its relatives respond to stressors in such sites.
Andrew S. Burns+4 more
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Formation of Thiosulfate from Sulfite byDesulfovibrio vulgaris [PDF]
Crude extracts ofDesulfovibrio vulgarisreduced sulfite to sulfide. Ammonium sulfate fractionation of crude extracts separated a thiosulfate-forming system from sulfite- and thiosulfate-reductase activities. Further purification by sucrose density centrifugation separated the thiosulfate-forming system into two components, both of which were required ...
Byungse Suh, J. M. Akagi
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NiMo (nickel-molybdenum) and NiMo with embedded CeO2 nanoparticles (NPs; 100 nm) were tested as antimicrobial coatings (~15 μm thickness) on titanium (Ti) surfaces using an electrochemical process for heat exchanger applications onboard marine vessels ...
Di Wang+3 more
doaj +1 more source