Results 31 to 40 of about 17,530 (156)

Differences in Fatty Acid and Central Carbon Metabolite Distribution among Different Tissues of Alfalfa–Rhizobia Symbiotic System

open access: yesAgronomy
Fatty acid and central carbon metabolism are crucial energy metabolism reactions. However, to date, few studies have examined their distribution characteristics within the alfalfa–rhizobia symbiotic system.
Bao-Fu Lu   +5 more
doaj   +1 more source

Growth conditions determine the DNF2 requirement for symbiosis. [PDF]

open access: yesPLoS ONE, 2014
Rhizobia and legumes are able to interact in a symbiotic way leading to the development of root nodules. Within nodules, rhizobia fix nitrogen for the benefit of the plant. These interactions are efficient because spectacularly high densities of nitrogen
Fathi Berrabah   +6 more
doaj   +1 more source

Competition‐induced downregulation of symbiotic nitrogen fixation

open access: yesNew Phytologist, 2023
Summary Controlled experiments at the level of individual plants show that legume species use different strategies for the regulation of symbiotic dinitrogen fixation in response to nitrogen availability. These strategies were suggested to improve legume fitness in the context of the plant community, although rarely studied at this level.
Rotem Dagan   +3 more
openaire   +2 more sources

Medicago truncatula esn1 Defines a Genetic Locus Involved in Nodule Senescence and Symbiotic Nitrogen Fixation

open access: yesMolecular Plant-Microbe Interactions, 2013
Symbiotic interaction between Medicago truncatula and Sinorhizobium meliloti results in the formation on the host roots of new organs, nodules, in which biological nitrogen fixation takes place.
Jiejun Xi   +4 more
doaj   +1 more source

Symbiotic Nitrogen Fixation in Soybean [PDF]

open access: yes, 2011
Nitrogen is the key component of vegetable protein for human and animal consumption. Although 78% of the atmosphere by volume is consisted of molecular nitrogen, this huge amount is not available for plants, animals or human. Only the bacteria that have nitrogenase enzyme can reduce atmospheric nitrogen and thus they called as a “nitrogen fixers ...
Ali Coskan, Kemal Dog
openaire   +1 more source

Effects of Calcium Deficiency on Symbiotic Nitrogen Fixation [PDF]

open access: yesPlant Physiology, 1966
The mechanism of the effect of mild calcium deficiency on nitrogen metabolism of the symbiotic plant was studied from the distribution of calcium and of nitrogen and carbohydrate fractions in plant organs.Nitrogen concentrations of all plant organs decreased with calcium deficiency.
C L, Banath   +2 more
openaire   +2 more sources

Identification and functional evaluation of cyclin-dependent kinase genes reveals that CDKB1;1 and CDKB2;2 contribute to the balance of mitosis and endoreduplication in Medicago truncatula nodule

open access: yesBMC Plant Biology
Background Cyclin-dependent kinases (CDKs) critically regulate plant cell cycle transitions, including mitosis-to-endoreduplication switches essential for growth and adaptation.
Rong Wang, Huairong Pan
doaj   +1 more source

Comparative genomics analysis reveals genetic characteristics and nitrogen fixation profile of Bradyrhizobium

open access: yesiScience
Summary: Bradyrhizobium is a genus of nitrogen-fixing bacteria, with some species producing nodules in leguminous plants. Investigations into Bradyrhizobium have recently revealed its substantial genetic resources and agricultural benefits, but a ...
Chaofang Zhong   +5 more
doaj   +1 more source

STUDY OF NODULATION AND NITROGEN FIXATION IN INTRODUCED CULTIVARS AND CANDIDATE LINES OF PEA (PISUM SATIVUM L.) GROWN AT TWO NITROGENOUS NUTRITION LEVELS

open access: yesВавиловский журнал генетики и селекции, 2015
Symbiotic traits – nodulation, nitrogen fixation, and performance – have been studied in seven introduced cultivars and three candidate lines of pea (Pisum sativum L.) The cultivars grown at two nitrogen nutrition levels differ in traits associated with ...
L. V. Omel’yanuk   +2 more
doaj  

Nature: Zinc-mediated regulation of nitrogen fixation through transcription factor filamentation in legumes

open access: yesAdvanced Agrochem
Plants maintain their fitness by adjusting their metabolism and gene expression to cope with fluctuating environmental conditions. In legumes, nitrogen homeostasis crucially relies on balancing nitrogen obtained from soil resources with nitrogen fixation
Le Yu, Ying Zhou
doaj   +1 more source

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