Results 31 to 40 of about 31,532 (165)

Phylogenies of atpD and recA support the small subunit rRNA-based classification of rhizobia [PDF]

open access: yes, 2001
The current classification of the rhizobia (root-nodule symbionts) assigns them to six genera. It is strongly influenced by the small subunit (16S, SSU) rRNA molecular phylogeny, but such single-gene phylogenies may not reflect the evolution of the ...
Gaunt, M.W.   +4 more
core   +1 more source

Integrating Enzymes with Photoredox Catalysis for Conversion of Nitriles into Fluorinated Products

open access: yesChemCatChem, Accepted Article.
Fluorinated molecules are widely used as pharmaceuticals, agrochemicals and as various functional materials. Traditional synthetic methods for introducing fluorine substituents into organic molecules involve deleterious chemicals and lack selectivity.
Stuart Angiolini   +6 more
wiley   +1 more source

Molybdate transport by Bradyrhizobium japonicum bacteroids [PDF]

open access: yesJournal of Bacteriology, 1988
Bacteroid suspensions of Bradyrhizobium japonicum USDA 136 isolated from soybeans grown in Mo-deficient conditions were able to transport molybdate at a nearly constant rate for up to 1 min. The apparent Km for molybdate was 0.1 microM, and the Vmax was about 5 pmol/min per mg (dry weight) of bacteroid.
Robert J. Maier, L Graham
openaire   +3 more sources

Inoculation of Acacia mangium with alginate beads containing selected Bradyrhizobium strains under field conditions : long-term effect on plant growth and persistence of the introduced strains in soil [PDF]

open access: yes, 1994
Les essais d'innoculation faits avec 4 souches différentes de Bradyrhizobium ont un effet positif sur la croissance de Acacia mangium dont la provenance est aussi hautement significative. A long terme la souche Aust 13c a toujours un effet positif.
Diem, Hoang Gia   +5 more
core  

High Temperatures and Bacillus Inoculation Affect the Diversity of Bradyrhizobia in Cowpea Root Nodules

open access: yesJournal of Basic Microbiology, EarlyView.
ABSTRACT Future climatic scenario predictions indicate a substantial temperature increase, reducing crop production worldwide and demanding the development of adaptations in agriculture. This study aimed to assess the impact of high temperatures and amendments with Bacillus on nodulating bradyrhizobia.
Crislaine Soares Oliveira   +5 more
wiley   +1 more source

An integrated biochemical system for nitrate assimilation and nitric oxide detoxification in Bradyrhizobium japonicum [PDF]

open access: yes, 2016
Rhizobia are recognized to establish N(2)-fixing symbiotic interactions with legume plants. Bradyrhizobium japonicum, the symbiont of soybeans, can denitrify and grow under free-living conditions with nitrate (NO(3)(−)) or nitrite (NO(2)(−)) as sole ...
Alderton   +69 more
core   +1 more source

Interactions of rare earth elements with living organisms and emerging biotechnical applications

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Rare earth elements (REEs) are critical resources required to achieve net‐zero carbon emission targets and energy security. However, rising demand for REEs coupled with significant extraction and processing challenges and geopolitical risks restricts access to REE resources.
Samantha A. McGaughey   +6 more
wiley   +1 more source

Chemotaxis of Bradyrhizobium japonicum to soybean exudates [PDF]

open access: yesApplied and Environmental Microbiology, 1991
The chemotactic response of Bradyrhizobium japonicum toward soybean seed and root exudates was examined. Assays using various isoflavones and fractionated exudate indicated that isoflavones are not the principal attractants in exudates. Likewise, induction of nod genes with isoflavones or seed exudate before assay did not enhance chemotaxis.
D R Hattermann, Gary Stacey, W M Barbour
openaire   +3 more sources

Communication and signal exchange in the Rhizobium bradyrhizobium legume system [PDF]

open access: yes, 1994
A new comprehensive communication concept in the Rhizobium/Bradyrhizobium legume symbiosis was developed. It includes a root zone specific flavonoid exudation, the differential activity of phenylpropane/acetate pathway derivatives on chemotaxis, nod-gene
Ahlborn, Bettina   +15 more
core  

Biological Flora of Britain and Ireland: Cytisus scoparius*

open access: yesJournal of Ecology, EarlyView.
Broom is an attractive and common native plant across Britain, Ireland and most of Europe, and yet it is considered a harmful and invasive weed around the rest of the world. This is aided by broom thriving on poor dry soils, helped by using green stems for photosynthesis and having root nodules to fix nitrogen.
Peter A. Thomas   +9 more
wiley   +1 more source

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