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pro vyhledávání: '"Alain Toppan"'
Structural organization of str 246C and str 246N, plant defense-related genes from Nicotiana tabacum
Autor:
Clare Gough, Michel Schneider, Pierre Czernic, Yves Marco, Dominique Roby, Alain Toppan, Didier Froissard
Publikováno v:
Plant Molecular Biology
Plant Molecular Biology, Springer Verlag (Germany), 1994, 26, pp.515-521
Plant Molecular Biology, Springer Verlag (Germany), 1994, 26, pp.515-521
We have previously identified a cDNA clone, pNt246, whose corresponding transcripts accumulate in leaves in response to inoculation by compatible and incompatible isolates of the phytopathogenic bacterium Pseudomonas solanacearum [19]. We now describ
Autor:
Yves Barrière, Alain Toppan, Caroline Deswartes, Sabine Guillaumie, Deborah Goffner, Magalie Pichon, Denise Gerentes, Catherine Lapierre
Publikováno v:
Molecular Breeding
Molecular Breeding, Springer Verlag, 2006, 18 (3), pp.253-261. ⟨10.1007/s11032-006-9033-2⟩
Molecular Breeding, Springer Verlag, 2006, 18 (3), pp.253-261. ⟨10.1007/s11032-006-9033-2⟩
Lignin content and structure were examined in seven caffeic acid O-methyltransferase antisense (COMT-AS) maize progenies and their corresponding normal inbred lines in relation to cell wall digestibility. The seven parental inbreds were chosen for th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::33d24b35ad81afdc5d5093ad3bcb3753
https://hal.inrae.fr/hal-02658461
https://hal.inrae.fr/hal-02658461
Autor:
Nicole Lucante, Bruno Grezes-Besset, Rene Grison, Luellen Olsen, Jean-Jacques Leguay, Alain Toppan, Michel Schneider
Publikováno v:
Nature biotechnology. 14(5)
Constitutive overexpression of a protein involved in plant defense mechanisms to disease is one of the strategies proposed to increase plant tolerance to fungal pathogens. A hybrid endochitinase gene under a constitutive promoter was introduced by Ag
Publikováno v:
Physiological and Molecular Plant Pathology. 33:409-417
Melon plants locally infected with Colletotrichum lagenarium display a marked increase in chitinase activities (exo- and endo-activities) throughout the whole plant. This increase begins 3 days after inoculation in the inoculated cotyledon, and then
Publikováno v:
BBA-Biochimica et Biophysica Acta
BBA-Biochimica et Biophysica Acta, Elsevier, 1987, pp.885-892
BBA-Biochimica et Biophysica Acta, Elsevier, 1987, pp.885-892
Chitin oligosaccharides elicited chitinase activity in melon plants. Hexamer to nonamer were the most efficient elicitors: hexamer for maximal stimulation of colorimetrically assessed chitinase activity, heptamer for maximal stimulation of radiochemi
Publikováno v:
Plant Physiology. 81:228-233
Treatment of melon leaves or seedlings with elicitors of Colletotrichum lagenarium, a fungal pathogen of melon, increases chitinase activity. In treated leaves, chitinase is enhanced within the first 6 hours and becomes 2 to 10 times higher than in c
Publikováno v:
Physiological Plant Pathology. 9:241-251
A simple and accurate method for the determination of the mass of chitin-containing fungal pathogens in plants is reported. It is based upon the release of glucosamine from fungal chitin by hydrochloric acid hydrolysis. In order to obtain reliable re
Publikováno v:
Plant Physiology. 77:700-704
Treatment of melon hypocotyls or petioles with an elicitor from Colletotrichum lagenarium, a fungal pathogen of melons, causes an initial transitory inhibition of protein synthesis and, after 18 hours, induces the synthesis of a plant cell wall hydro
Publikováno v:
Plant Physiology. 64:320-326
Enrichment of the cell wall in hydroxyproline-rich glycoprotein is involved in the defense of muskmelon ( Cucumis melo ) seedlings to Colletotrichum lagenarium , the causative agent of anthracnose. The extent to which this accumulation proceeds may b
Publikováno v:
Physiological and Molecular Plant Pathology. 30:453-460
Proteinase inhibitor activity had increased sharply in melon seedlings infected by Colletotrichum lagenarium 3 days after inoculation. The activity was associated with heat stable proteins and was effective against the protease produced by the fungus