AnatomyOrganismsChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPhenomena and ProcessesTechnology, Industry, AgricultureInformation Science
Medicago truncatulaMedicagoSymbiosisMedicago sativaSinorhizobium melilotiRoot Nodules, PlantPlant Root NodulationMycorrhizaePlant RootsPlant ProteinsNitrogen FixationGene Expression Regulation, PlantGenes, PlantLotusRhizobiumAphanomycesFabaceaeSinorhizobiumGlomeromycotaGenome, PlantPlants, Genetically ModifiedMolecular Sequence DataPlant LeavesDNA, PlantPhylogenyRNA, PlantSeedsSyntenyIndoleacetic AcidsExpressed Sequence TagsAgrobacteriumRhizobiaceaePlant ShootsNaphthaleneacetic AcidsCytokininsPlant Growth RegulatorsAphidsPeasColletotrichumSeedlingPlant DiseasesLens PlantSoybeansEthylenesGene Expression ProfilingPulvinusPhenotypePlant EpidermisProanthocyanidinsAmino Acid SequenceLeghemoglobinThioredoxin hChromosomes, PlantMutationFungiPhosphate Transport ProteinsOrobanchePlant Vascular BundleLupinusPhloemGerminationAliivibrio fischeriSequence Analysis, DNAPhaseolusMultigene FamilyChromosome MappingNitrogenMeristemOxylipinsPlant StemsFlowersLigninBase SequenceMicroscopy, Ultraviolet
MycorrhizalLegume Medicago truncatulaLegumesFormation in medicago truncatulaSinorhizobiumBarrel medicClose relative of alfalfaMutantsSymbioticNodulation2019GenomicsRhizobium-legume symbiosisRhizophagusRootsSativaNoduleSpeciesNodulesFungiRhizobial symbiosisJaponicusMycorrhizaPlantsMutantSoilResponsesSymbiontBacterialR108Genome sequenceGeneticTranscriptomeSilicoSequenceModelRegulationPodsGenes involvedRegulateArabidopsisAnalysesRootMetabolicCrop2021Variation
Mycorrhizal18
  • Rhizophagus irregularis, used for studying arbuscular mycorrhizal symbiosis. (wikipedia.org)
  • Arbuscular mycorrhizal (AM) fungi, in symbiosis with plants, facilitate acquisition of nutrients from the soil to their host. (uni-koeln.de)
  • Medicago truncatula Mtha1-2 mutants loose metabolic responses to mycorrhizal colonization. (mpg.de)
  • The H+-ATPase HA1 of Medicago truncatula Is Essential for Phosphate Transport and Plant Growth during Arbuscular Mycorrhizal Symbiosis. (mpg.de)
  • The arbuscular mycorrhizal symbiosis influences sulfur starvation responses of Medicago truncatula. (mpg.de)
  • Expression Pattern Suggests a Role of MiR399 in the Regulation of the Cellular Response to Local Pi Increase During Arbuscular Mycorrhizal Symbiosis. (mpg.de)
  • Recently, we reported that rubidium can be used as a proxy for K+ in mycorrhizal Medicago truncatula. (ncsu.edu)
  • However, the available PEBV-VIGS protocols are inadequate for studying genes involved in the symbiosis with arbuscular mycorrhizal fungi (AMF). (biomedcentral.com)
  • Establishment of symbiosis between plants and arbuscular mycorrhizal (AM) fungi depends on fungal chitooligosaccharides (COs) and lipo-chitooligosaccharides (LCOs). (bvsalud.org)
  • Transcriptome analysis of soybean (Glycine max) root genes differentially expressed in rhizobial, arbuscular mycorrhizal, and dual symbiosis. (harvard.edu)
  • As other legumes, it forms symbioses with nitrogen-fixing rhizobia and arbuscular mycorrhizal fungi. (web.app)
  • Several studies have shown that the arbuscular mycorrhizal (AM) symbiosis can alleviate salt stress in different host plant species. (usal.es)
  • Aroca R, Porcel R, Ruiz-Lozano JM (2007) How does arbuscular mycorrhizal symbiosis regulate root hydraulic properties and plasma membrane aquaporins in Phaseolus vulgaris under drought, cold or salinity stresses? (usal.es)
  • Augé RM (2001) Water relations, drought and vesicular-arbuscular mycorrhizal symbiosis. (usal.es)
  • Augé RM, Toler HD, Saxton AM (2014) Arbuscular mycorrhizal symbiosis and osmotic adjustment in response to NaCl stress: a meta-analysis. (usal.es)
  • Bárzana G, Aroca R, Paz JA, Chaumont F, Martinez-Ballesta MC, Carvajal M, Ruiz-Lozano JM (2012) Arbuscular mycorrhizal symbiosis increases relative apoplastic water flow in roots of the host plant under both well-watered and drought stress conditions. (usal.es)
  • Track and trace: how soil labelling techniques have revealed the secrets of resource transport in the arbuscular mycorrhizal symbiosis. (edu.au)
  • High‐throughput phenotyping reveals growth of Medicago truncatula is positively affected by arbuscular mycorrhizal fungi even at high soil phosphorus availability. (edu.au)
Legume Medicago truncatula6
  • To test this in a direct reductionist approach, we transferred the Brassicaceae-specific PRR ELONGATION FACTOR-THERMO UNSTABLE RECEPTOR (EFR), conferring recognition of the bacterial EF-Tu protein, from Arabidopsis thaliana to the legume Medicago truncatula. (jic.ac.uk)
  • Sonali Roy is a molecular geneticist working on Small Signaling Peptides in the model legume Medicago truncatula . (psu.edu)
  • We asked how the plant, soil and microbiome are modulated by symbiosis between the model legume Medicago truncatula and different strains of Sinorhizobium meliloti or Sinorhizobium medicae whose nitrogen-fixing efficiency varies, in three distinct soil types that differ in nutrient fertility, to examine the role of the soil environment upon the plant-microbe interaction during nodulation. (bvsalud.org)
  • MediPlEx - a tool to combine in silico & experimental gene expression profiles of the model legume Medicago truncatula. (uni-bielefeld.de)
  • I have available a post-doctoral position to work on association and evolutionary genomics of the model legume Medicago truncatula . (jbyoder.org)
  • Comprehensive profiling of microRNAs (miRNAs) from the legume Medicago truncatula reveals the organization of miRNA-based regulatory modules in root biotic interactions. (biomedcentral.com)
Legumes7
  • Subsequent to the WGD, the M. truncatula genome experienced higher levels of rearrangement than two other sequenced legumes, Glycine max and Lotus japonicus. (jcvi.org)
  • Moreover, legumes specifically interact with nitrogen-fixing Rhizobium bacteria to establish a symbiosis in which atmospheric nitrogen is fixed by the symbiotic form of rhizobia and delivered to the plant partner. (biomedcentral.com)
  • The development of VIGS vectors for P. sativum , G. max and P. vulgaris has paved the way for functional analysis of plant symbiosis genes in crop legumes and the transfer of knowledge from model legumes to crop plants. (biomedcentral.com)
  • Even less is known about how the agriculturally important symbiosis of nitrogen-fixing rhizobia with legumes is impacted according to soil type, yet this knowledge is crucial if we are to harness or improve it. (bvsalud.org)
  • The symbiosis between legumes and rhizobia is the main source of biologically fixed nitrogen for agricultural systems. (jnsciences.org)
  • Wienkoop calls ferritin a "symbio-protein" because it also initiates symbiosis with nitrogen-fixing soil bacteria in legumes. (fwf.ac.at)
  • Researchers have constructed a draft genome of Medicago truncatula , a model species for the study of legumes, which covers around 94% of its genes. (natureasia.com)
Formation in medicago truncatula1
  • The putative transporter MtUMAMIT14 participates in nodule formation in Medicago truncatula" - online! (ncsu.edu)
Sinorhizobium4
Barrel medic2
  • This study examined the shoot and root transcriptome of barrel medic (Medicago truncatula Gaertn. (bvsalud.org)
  • Medicago truncatula (Barrel Medic) is a small annual legume native to the Mediterranean region. (web.app)
Close relative of alfalfa2
Mutants3
  • M. truncatula mutants deficient in symbiotic signaling did not show induction of MtHEXO2. (bvsalud.org)
  • kováts, lili fodor, beatrix horváth, ágota domonkos, gergely iski, yuhui chen , rujin chen and péter kaló ( 2019 ) isolation and characterization of the non-transposon symbiotic nitrogen fixing mutants of medicago truncatula . (wffc2021.com)
  • an array-based comparative genomic hybridization (cgh) platform for efficient detection of copy number variations (cnvs) in fast neutron induced medicago truncatula mutants. (wffc2021.com)
Symbiotic5
Nodulation4
  • The characterization of dynamic changes in the translatome of Medicago truncatula roots at early stages of the root nodule symbiosis led us to the identification of mRNAs that significantly increased or decreased their levels of association with polysomes, some of which play essential roles in nodulation (e.g., pectate lyase, SINA and NCR secreted peptides). (conicet.gov.ar)
  • Although nodule numbers were slightly reduced at an early stage of the infection in EFR-Medicago when compared to control lines, nodulation was similar in all lines at later stages. (jic.ac.uk)
  • We found that expression of MtHEXO2 is associated with AM symbiosis and nodulation. (bvsalud.org)
  • Regulation of Resource Partitioning Coordinates Nitrogen and Rhizobia Responses and Autoregulation of Nodulation in Medicago truncatula. (harvard.edu)
20191
  • 15 May 2019 Vernacular names [edit wikidata 'Medicago'] Wikidata 'Medicago' linked to current gallery. (web.app)
Genomics4
  • in: cañas l., beltrán j. (eds) functional genomics in medicago truncatula. (wffc2021.com)
  • Using the tools of genomics, we focus on two important legume models, soybean and Medicago truncatula, to understand legume-bacterial co-evolution that has taken place over millions of years. (umn.edu)
  • Understanding the genomics of symbiosis and disease resistance provides essential insights into sustainable strategies for managing and exploiting plant-microbe associations in agriculture. (umn.edu)
  • A sequenced Joshua tree genome will provide the framework to understand how coevolution with highly specialized pollinators has shaped the history of Joshua trees, and to use the landscape genomics skills I've developed with the Medicago HapMap Project and AdapTree to understand how the trees cope with extreme desert climates - and how to ensure they have a future in a climate-changed world. (jbyoder.org)
Rhizobium-legume symbiosis3
  • Medicago truncatula was proposed, about three decades ago, as a model legume to study the Rhizobium-legume symbiosis. (web.app)
  • Lepetit M, Brouquisse R (2023) Control of the rhizobium-legume symbiosis by the plant nitrogen demand is tightly integrated at the whole plant level and requires inter-organ systemic signaling. (inrae.fr)
  • The rhizobial type 3 secretion system: the Dr. Jekyll and Mr. Hyde in the rhizobium-legume symbiosis. (us.es)
Rhizophagus1
Roots5
  • The array was used to analyze transcript abundance of M. truncatula roots and nodules following inoculation by a wild-type S. meliloti strain, a mutant strain that forms ineffective nodules, an uninoculated root control as well as roots following nitrate or ammonium treatments. (usda.gov)
  • On the other hand, in aerial plant tissues, the AM symbiosis may favor Na+ extrusion from cytoplasm, its sequestration into the vacuole, the unloading of Na+ from the xylem, and its recirculation from photosynthetic organs to roots, through regulation of OsSOS1, OsNHX3, OsHKT2;1 and OsHKT1;5 genes. (usal.es)
  • The AM symbiosis also improves root hydraulic conductivity under saline conditions, and this may be due to enhanced symplastic and apoplastic radial water flow in rice roots, mediated by the induction of specific aquaporin isoforms and also by the additional water-absorbing surface of AM fungal hyphae. (usal.es)
  • Overlaps in the transcriptional profiles of Medicago truncatula roots inoculated with two different Glomus fungi provide insights into the genetic program activated during arbuscular mycorrhiza. (uni-bielefeld.de)
  • Being able to control fungal colonization levels in plant roots and maintain the symbiosis even in higher phosphate conditions might be useful to a farmer," Harrison said. (globalplantcouncil.org)
Sativa4
  • Medicago sativa. (web.app)
  • Le vaccin candidat de Medicago-GSK est administré à raison de Blålusern (Medicago sativa L.) Det är nog inte många som reflekterat över att de där tunna och goda små alfalfagroddarna, som man kan lägga på ostsmörgåsen eller ha i salladen, är en av världens viktigaste vallbaljväxter som med sina upp till 6 meter långa rötter har förmåga att stå emot svår torka. (web.app)
  • The leaves of 'R108' tribulus Medicago sativa at branch stage (A), bud stage (B), initial flowering stage (C) and full flowering stage (D) were sequenced by RNA-Seq technology. (preprints.org)
  • The genome of Medicago sativa, a related species of Tribulus tribulus, was used as a reference genome for sequence comparison. (preprints.org)
Nodule6
  • These genes, most of which are constitutively expressed before and during symbiosis, constitute the common symbiosis signaling pathway (CSSP), which is also required for root nodule symbiosis (RNS). (frontiersin.org)
  • Our data suggest that the transfer of EFR to M. truncatula does not impede root nodule symbiosis, but has a positive impact on disease resistance against a bacterial pathogen. (jic.ac.uk)
  • She investigated the role of the plant hormone Auxin in root nodule symbiosis while completing her doctoral degree at the John Innes Centre in Norwich, UK. (psu.edu)
  • Sonali continues pursuing her interests in regulatory molecules at the Tennessee State University in Nashville, TN where her lab studies peptide hormones with an emphasis on Nitrogen acquisition and root nodule symbiosis. (psu.edu)
  • Thus, after getting my PhD I started my first postdoctoral fellowship on root nodule symbiosis on Medicago truncatula , in the team led by Fernanda de Carvalho-Niebel at the LIPME. (plantae.org)
  • Recently, NOOT BOP COCH LIKE (NBCL) genes of Medicago truncatula and Pisum sativum were found to ensure nodule integrity by repressing ectopic root formation (applicant's former project). (europa.eu)
Species3
  • Legume species are important crops and special in their ability to engage in symbioses with both fungi and bacteria. (biomedcentral.com)
  • The Plants Database includes the following 38 species of Medicago .Click below on a thumbnail map or name for species profiles. (web.app)
  • We are currently working to refine our understanding of genomic variation segregating within this species and are particularly interested in the evolutionary genetics of the symbiosis between Medicago and Sinorhizobia . (jbyoder.org)
Nodules6
  • A majority (53%) of the putatively symbiosis-specific TCs were derived exclusively from nitrogen-fixing and senescent nodules. (usda.gov)
  • A total of 81 ESTs were upregulated in both effective and ineffective nodules, and 78% of these ESTs were identified by in silico analysis as symbiosis-specific. (usda.gov)
  • The expression of symbiosis-specific R genes was enhanced in effective nodules, but transcripts were also detected in ineffective nodules at 14 days post-inoculation (dpi). (usda.gov)
  • Genes for enzymes involved in organic acid synthesis (carbonic anhydrase, phosphoenolpyruvate carboxylase, malate dehydrogenase, and citrate synthase) along with genes involved in nitrogen metabolism (asparagine synthetase and glutamine synthetase) were co-expressed in effective nodules of M. truncatula. (usda.gov)
  • GroupVII ethylene response factors, MtERF74 and MtERF75, sustain nitrogen fixation in Medicago truncatula microoxic nodules. (inrae.fr)
  • Peas, beans, Medicago truncatula , lupines, lentils and soybeans can take nitrogen from the air with suitable soil bacteria for which they provide a habitat in the form of root nodules. (fwf.ac.at)
Fungi1
  • Arbuscular mycorrhiza (AM) is a symbiosis between plants and AM fungi that requires the intracellular accommodation of the fungal partner in the host. (frontiersin.org)
Rhizobial symbiosis2
  • Expression of the Arabidopsis thaliana immune receptor EFR in Medicago truncatula reduces infection by a root pathogenic bacterium, but not nitrogen-fixing rhizobial symbiosis. (jic.ac.uk)
  • Insights into the molecular mechanisms involved in rhizobial symbiosis have the potential to improve the efficiency of biological nitrogen fixation by plants and reduce costly fertilizer inputs. (usda.gov)
Japonicus1
  • As in M. truncatula, the L. japonicus ram1 mutant lines show compromised AM colonization and stunted arbuscules. (uni-koeln.de)
Mycorrhiza1
  • Here our aim was to develop a "mycorrhiza-PEBV-VIGS protocol", to extend the use of VIGS for functional studies of pea genes involved in the symbiosis with AMF. (biomedcentral.com)
Plants6
  • Plants in the legume family form symbioses with nitrogen-fixing soil bacteria or rhizobia that provide a sustainable nitrogen source to improve soil fertility in agricultural settings. (doe.gov)
  • Generally, plants gain access to valuable resources including nutrients and water through the AM symbiosis and are more resistant to pests. (bvsalud.org)
  • In addition to the above effects, the antioxidant capacity of rice plants seems to be also enhanced by the AM symbiosis, as evidenced by a reduced oxidative damage to lipids in AM plants subjected to salinity, by the enhanced activity of some antioxidant enzymes, or by the accumulation of antioxidant compounds such as glutathione. (usal.es)
  • But now it is also known that this symbiosis provides the plants with a better protection against dehydration. (fwf.ac.at)
  • Biologist Stefanie Wienkoop and her team have now discovered that this co-operation helps plants such as Medicago truncatula , a forage plant, not only to thrive better in nutrient-poor soils but also to withstand drought better. (fwf.ac.at)
  • To discover how plants control the amount of fungal colonization, Harrison and Lena Müller , a postdoctoral scientist in her lab, looked at genes that encode short proteins called CLE peptides in the plants Medicago truncatula and Brachypodium distachyon . (globalplantcouncil.org)
Mutant1
Soil3
  • BACKGROUND: Despite the knowledge that the soil-plant-microbiome nexus is shaped by interactions amongst its members, very little is known about how individual symbioses regulate this shaping. (bvsalud.org)
  • RESULTS: The outcome of symbiosis results in installment of a potentially beneficial microbiome that leads to increased nutrient uptake that is not simply proportional to soil nutrient abundance. (bvsalud.org)
  • It was known from a US study that some varieties of Medicago truncatula were green high performers even at low soil moisture levels. (fwf.ac.at)
Responses1
  • Experienced in developing rapid responses to emerging viruses, Medicago received $173 million in federal funding for its Covid-19 vaccine research and to establish a manufacturing facility in Quebec City. (web.app)
Symbiont1
  • To successfully form a symbiosis, the host and symbiont exchange a series of molecular signals. (umass.edu)
Bacterial4
  • Aliivibrio fischeri, quorum sensing, bioluminescence and animal-bacterial symbiosis with Hawaiian bobtail squid. (wikipedia.org)
  • Importantly, the M. truncatula lines expressing EFR were substantially more resistant to the root bacterial pathogen Ralstonia solanacearum. (jic.ac.uk)
  • This was particularly true for the two symbiosis elements pSymA and pSymB, which have population structures that are similar to each other, but distinct from both the bacterial chromosome and the host plant. (datadryad.org)
  • an antimicrobial peptide essential for bacterial survival in the nitrogen-fixing symbiosis. (wffc2021.com)
R1081
  • Luu TB, Carles N, Bouzou L, Gibelin-Viala C, Remblière C, Gasciolli V, Bono JJ, Lefebvre B, Pauly N, Cullimore J. (2023) Analysis of the structure and function of the LYK cluster of Medicago truncatula A17 and R108. (inrae.fr)
Genome sequence1
  • As such, the M. truncatula genome sequence provides significant opportunities to expand alfalfa's genomic toolbox. (jcvi.org)
Genetic1
  • The genetic basis of the changes associated with the establishment of AM has been addressed with two complementary approaches: (i) Forward genetic screens to identify genes required for symbiosis, and (ii) transcript profiling to identify AM-induced genes followed by reverse genetic analysis of their function by gene knockouts or gene silencing. (frontiersin.org)
Transcriptome1
  • A combined proteome and transcriptome analysis of developing Medicago truncatula seeds: evidence for metabolic specialization of maternal and filial tissues. (uni-bielefeld.de)
Silico1
  • One group of symbiosis-specific transcripts identified by the in silico analysis encodes eight genes with similarity to putative plant disease resistance (R) genes. (usda.gov)
Sequence2
  • Here we describe the draft sequence of the M. truncatula euchromatin based on a recently completed BAC assembly supplemented with Illumina shotgun sequence, together capturing ∼94% of all M. truncatula genes. (jcvi.org)
  • The gene sequence also revealed that M. truncatula has a 764 nucleotide long binding site and leucine-rich repeat (NBS-LRR) genes, which are genes that play a role in disease detection - more than any other plant sequenced. (natureasia.com)
Model2
  • Medicago truncatula is a long-established model for the study of legume biology. (jcvi.org)
  • novel phosphate deficiency-responsive long non-coding rnas in a legume model plant medicago truncatula. (wffc2021.com)
Regulation1
Pods1
Genes involved2
  • We have previously shown that genes involved in the legume root symbiosis are regulated at the level of their association with the translation machinery. (conicet.gov.ar)
  • Here we describe a PEBV-VIGS protocol suitable for reverse genetics studies in pea of genes involved in the symbiosis with AMF and show its effectiveness in silencing genes involved in the early and late stages of AMF symbiosis. (biomedcentral.com)
Regulate1
  • One of them is the closest homolog of Medicago truncatula, REDUCED ARBUSCULAR MYCORRHIZATION1 (RAM1), which was reported to regulate a glycerol-3-phosphate acyl transferase that promotes cutin biosynthesis to enhance hyphopodia formation. (uni-koeln.de)
Arabidopsis1
  • Similar to Arabidopsis miRNAs, a large number of M. truncatula miRNAs that belong to the first group are deeply conserved. (biomedcentral.com)
Analyses1
  • performed polymorphism analyses in 26 ecotypes of M. truncatula . (biomedcentral.com)
Root2
  • Nutrients are transferred to the plant via arbuscules in the root cortex by transporters up-regulated or specifically expressed during symbiosis [ 7 ]. (biomedcentral.com)
  • The compact root architecture1 gene regulates lignification, flavonoid production, and polar auxin transport in Medicago truncatula. (uni-bielefeld.de)
Metabolic1
  • A cDNA filter array was constructed using putative symbiosis-specific ESTs as well as ESTs representing selected carbon and nitrogen metabolic pathways. (usda.gov)
Crop1
  • In this chapter, we summarize results obtained in relation to the amelioration of salt stress tolerance by the AM symbiosis in a crop of such importance for human nourishment as rice. (usal.es)
20212
  • 2021-3-13 · Among the largest is Quebec-based biopharmaceutical company Medicago. (web.app)
  • 2021-3-25 · Medicago is a biopharmaceutical company and pioneer in plant-based therapeutics technology. (web.app)
Variation2
  • The results indicate a large spatial variation of the efficiency of the symbiosis rhizobia. (jnsciences.org)
  • Further investigations should address the variation SNF among local genotypes and the symbiosis mechanisms to stabilize the legume yield in soils with low fertilizer input. (jnsciences.org)