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2013 Research highlights

R.Delvaux

Genomic Markers for the Genetically Depleted Bornean Elephant

High throughput sequencing technologies are being applied to an increasing number of model species with a high-quality reference genome. The...
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olives (JP ROGER)

The complex history of the olive tree

The location and timing of domestication of the olive tree, a key crop in Early Mediterranean societies, remain hotly debated. Here, reseachers...
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Spores de champignon

Short-chain chitin oligomers as fungal signals during the establishment of the arbuscular mycorrhizal root symbiosis

Arbuscular mycorrhizal (AM) associations are ancient and widespread plant symbioses playing a central role in most plant ecosystems, both by...
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Mort cellulaire

Arabidopsis ubiquitin ligase MIEL1 mediates degradation of the transcription factor MYB30 weakening plant defence

One of the most efficient plant resistance reactions to pathogen attack is the hypersensitive response, a form of programmed cell death at infection...
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Feuille A.Thaliana

An atypical kinase under balancing selection confers broad-spectrum disease resistance in Arabidopsis

During the evolution of plant-pathogen interactions, plants have evolved the capability to defend themselves from pathogen infection by different...
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Symbiose

Experimental evolution of nodule intracellular infection in legume symbionts

Soil bacteria known as rhizobia are able to establish an endosymbiosis with legumes that takes place in neoformed nodules in which intracellularly...
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Aphanomyces euteiches

Aphanomyces euteiches Cell Wall Fractions Containing Novel Glucan-Chitosaccharides Induce Defense Genes and Nuclear Calcium Oscillations in the Plant Host Medicago truncatula.

N-acetylglucosamine-based saccharides (chitosaccharides) are components of microbial cell walls and act as molecular signals during host-microbe...
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Oiseau

Timing and number of colonizations but not diversification rates affect diversity patterns in hemosporidian lineages on a remote oceanic archipelago

Parasite diversity on remote oceanic archipelagos is determined by the number and timing of colonizations, and in-situ diversification rate. In this...
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modélisation protéine

Lipo-chitooligosaccharidic Symbiotic Signals Are Recognized by LysM Receptor-Like Kinase LYR3 in the Legume Medicago truncatula

While chitooligosaccharides (COs) derived from fungal chitin are potent elicitors of defense reactions, structurally related signals produced by...
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Chabot

Do stream fish track climate change ? Assessing distribution shifts in recent decades

Understanding the ability of species to shift their distribution ranges in response to climate change is crucial for conservation biologists and...
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