Results 51 to 60 of about 38,400 (291)

Effects of autotoxicity and allelopathy on seed germination and seedling growth in Medicago truncatula

open access: yesFrontiers in Plant Science, 2022
Autotoxicity is a form of intraspecific allelopathy, in which a plant species inhibits the establishment or growth of the same species through the release of toxic chemical compounds into the environment.
Chang Wang   +9 more
doaj   +1 more source

GuaB Activity Is Required in Rhizobium tropici During the Early Stages of Nodulation of Determinate Nodules but Is Dispensable for the Sinorhizobium meliloti–Alfalfa Symbiotic Interaction [PDF]

open access: yes, 2005
The guaB mutant strain Rhizobium tropici CIAT8999-10T is defective in symbiosis with common bean, forming nodules that lack rhizobial content. In order to investigate the timing of the guaB requirement during the nodule formation on the host common ...
Aguilar, Orlando Mario   +4 more
core   +4 more sources

Potent Attractant for Root-Knot Nematodes in Exudates from Seedling Root Tips of Two Host Species. [PDF]

open access: yes, 2018
Root-knot nematodes (RKN; Meloidogyne spp.) can parasitize over 2,000 plant species and are generally considered to be the most agriculturally damaging group of plant-parasitic nematodes worldwide. Infective juveniles (J2) are non-feeding and must locate
Bruening, George   +3 more
core   +1 more source

Aphanomyces euteiches cell wall fractions containing novel glucan-chitosaccharides induce defense genes and nuclear calcium oscillations in the plant host Medicago truncatula. [PDF]

open access: yesPLoS ONE, 2013
N-acetylglucosamine-based saccharides (chitosaccharides) are components of microbial cell walls and act as molecular signals during host-microbe interactions.
Amaury Nars   +16 more
doaj   +1 more source

The bHLH transcription factors TSAR1 and TSAR2 regulate triterpene saponin biosynthesis in Medicago truncatula [PDF]

open access: yes, 2015
Plants respond to stresses by producing a broad spectrum of bioactive specialized metabolites. Hormonal elicitors, such as jasmonates, trigger a complex signaling circuit leading to the concerted activation of specific metabolic pathways.
Goossens, Alain   +5 more
core   +2 more sources

The Medicago truncatula gene expression atlas web server

open access: yesBMC Bioinformatics, 2009
Background Legumes (Leguminosae or Fabaceae) play a major role in agriculture. Transcriptomics studies in the model legume species, Medicago truncatula, are instrumental in helping to formulate hypotheses about the role of legume genes.
Tang Yuhong   +6 more
doaj   +1 more source

Medicago truncatula functional genomics: an invaluable resource for studies on agriculture sustainability [PDF]

open access: yes, 2012
Legume functional genomics has moved many steps forward in the last two decades thanks to the improvement of genomics technologies and to the efforts of the research community.
Calderini, Ornella   +2 more
core  

New isoforms and assembly of glutamine synthetase in the leaf of wheat (Triticum aestivum L.). [PDF]

open access: yes, 2015
Glutamine synthetase (GS; EC 6.3.1.2) plays a crucial role in the assimilation and re-assimilation of ammonia derived from a wide variety of metabolic processes during plant growth and development.
Ma, Xinming   +4 more
core   +1 more source

Principles for Rigorous Design and Application of Synthetic Microbial Communities

open access: yesAdvanced Science, EarlyView.
SynComs are artificially designed to enable inter‐species metabolic interactions, metabolic division of labor, and ecological interactions that can elicit phenotypes like colonization stability and environmental adaptation. This systematic review explores the processes used to construct SynComs, the assessment of the mechanisms of metabolic interaction
Yuxiao Zhang   +21 more
wiley   +1 more source

The regulatory frameworks surrounding CRISPR‐edited papaya and their impact on international commerce

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract The papaya tree (Carica papaya L.), native to the Americas, is cultivated in tropical regions and holds substantial economic importance, with an estimated export volume of 365 000 t in 2023. However, diseases caused by viruses, fungi, bacteria, and nematodes can lead to severe losses.
Luíza Favaratto   +7 more
wiley   +1 more source

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