Results 31 to 40 of about 2,301 (208)

Characterization of Vitamin B12 Compounds in Fermented Poultry Manure Fertilizers

open access: yesAgriculture, 2021
(1) Background: Currently, no data are available on the vitamin B12 content of an organic fertilizer product, viz. fermented poultry manure, or whether the organic fertilizer product contains vitamin B12 or inactive corrinoids (or both).
Hiromi Katsura   +4 more
doaj   +1 more source

Synergism of components as the main approach to creation of a probiotic complex

open access: yesМедицинский совет, 2020
Development of probiotic products containing several strains: Bifidumbacterium lactis BI-04, Lactobacillus acidophilus La-14 and Lactobacillus rhamnosus Lr-32, is an upcoming trend, as it builds capacity of preventive treatment.
E. V. Shikh   +2 more
doaj   +1 more source

Biological activities of new corrinoids.

open access: bronzeAgricultural and Biological Chemistry, 1982
Tadashi Kamikubo   +4 more
openalex   +3 more sources

Cofactor Selectivity in Methylmalonyl Coenzyme A Mutase, a Model Cobamide-Dependent Enzyme. [PDF]

open access: yes, 2019
Cobamides, a uniquely diverse family of enzyme cofactors related to vitamin B12, are produced exclusively by bacteria and archaea but used in all domains of life.
Mok, Kenny   +5 more
core   +1 more source

Methylobacterium sp. 2A is a plant growth-promoting rhizobacteria that has the potential to improve potato crop yield under adverse conditions [PDF]

open access: yes, 2020
A Gram-negative pink-pigmented bacillus (named 2A) was isolated from Solanum tuberosum L. cv. Desirée plants that were strikingly more developed, presented increased root hair density, and higher biomass than other potato lines of the same age.
Fantino, Elisa Inés   +5 more
core   +1 more source

Versatility in Corrinoid Salvaging and Remodeling Pathways Supports Corrinoid-Dependent Metabolism in Dehalococcoides mccartyi [PDF]

open access: yesApplied and Environmental Microbiology, 2012
ABSTRACTCorrinoids are cobalt-containing molecules that function as enzyme cofactors in a wide variety of organisms but are produced solely by a subset of prokaryotes. Specific corrinoids are identified by the structure of their axial ligands. The lower axial ligand of a corrinoid can be a benzimidazole, purine, or phenolic compound. Though it is known
Shan, Yi   +6 more
openaire   +2 more sources

Trace metal requirements for microbial enzymes involved in the production and consumption of methane and nitrous oxide [PDF]

open access: yes, 2012
Fluxes of greenhouse gases to the atmosphere are heavily influenced by microbiological activity. Microbial enzymes involved in the production and consumption of greenhouse gases often contain metal cofactors.
Glass, Jennifer B., Orphan, Victoria J.
core   +3 more sources

EFFECT OF IRON SULFATE ON BIOSYNTHESIS OF EXTRACELLULAR METABOLITES OF PROPIONIC ACID BACTERIA

open access: yesFoods and Raw Materials, 2013
In the work, activated cultures of propionic acid bacteria were found to exhibit high antimutagenic activity and adhesion properties, synthesize considerable amount of corrinoids and heme-containing enzymes.
Khamagaeva I.S.
doaj   +1 more source

Influence of vitamin B12 and light on the formation of chlorosomes in green- and brown-colored Chlorobium species [PDF]

open access: yes, 1993
The specific Bchl a and c content of the vitamin B12-dependent Chlorobium limicola strain 1230 decreased strongly under vitamin B12 limitation. In comparison to a regularly grown culture (20 g vitamin B12/l) the specific Bchl c content of a B12-limited ...
Fischer, Ulrich   +3 more
core   +1 more source

Receptor uptake arrays for vitamin B12, siderophores and glycans shape bacterial communities

open access: yes, 2017
Molecular variants of vitamin B12, siderophores and glycans occur. To take up variant forms, bacteria may express an array of receptors. The gut microbe Bacteroides thetaiotaomicron has three different receptors to take up variants of vitamin B12 and 88 ...
Frank, Steven A.
core   +1 more source

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