Search Results

9 results

  1. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 14

    RNA-Seq analysis of Orobanche resistance in tobacco: development of molecular markers for breeding recessive resistance from Wika tobacco variety

    JULIO E.(1); MALPICA A.(2); COTUCHEAU J.(1); BACHET S.(2); VOLPATTI R.(1); DECORPS C.(1); DORLHAC de BORNE F.(1)
    (1) Imperial Tobacco Limited, Leaf Research, Bergerac, France; (2) Bergerac Seed and Breeding, Bergerac, France
    Orobanche spp. (broomrape) is an obligate root parasite that can attack a wide spectrum of plants, including tobacco. It is responsible for economic losses in Europe since 2002 and its incidence in many tobacco growing countries is increasing. Preventive ...
  2. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 11

    Field trials with low nicotine tobacco varieties developed by conventional breeding technique: first results

    MALPICA A.(1); EVANS W.(2); ARCHIBALD C.(3); SCOTT L.(4); GARWE D.(5); CHAMANGO A.M.Z.(6); DORLHAC de BORNE F.(7); COLARD S.(8)
    (1) Bergerac Seed and Breeding, Bergerac, France; (2) Imperial Tobacco South Africa Pvt. Ltd, Umhlanga, Durban, South Africa; (3) Alliance One International Services, Camberley, Surrey, U.K.; (4) Universal Leaf Tobacco Co., Richmond, VA, U.S.A.; (5) Tobacco Research Board (TRB), Harare, Zimbabwe; (6) Agricultural Research & Extension Trust (ARET), Lilongwe, Malawi; (7) Imperial Tobacco Limited, Bergerac, France; (8) SEITA - Imperial Brands plc, Paris, France
    In 2015, the World Health Organisation (WHO) Study Group on Tobacco Product Regulation (“TobReg”) issued an advisory note recommending a strategy of reducing nicotine in tobacco to substantially lower levels of 0.4 mg/g. In the U.S., the Food and Drug ...
  3. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 30

    Nicotine reduction and consumer perception: a scientific approach for quantifying possible impact of low nicotine cigarettes on consumer behaviour

    GUO Mengran(1); VERRON T.(1); DORLHAC de BORNE F.(2); PRITCHARD J.(3); COLARD S.(1)
    (1) SEITA - Imperial Brands plc, Paris, France; (2) Imperial Tobacco Limited, Leaf Research, Bergerac, France; (3) Imperial Brands, Bristol, U.K.
    In 2015, the WHO Study Group on Tobacco Product Regulation (TobReg) issued an advisory note recommending a strategy to reduce nicotine in tobacco to levels which would not be sufficient to lead to the development and/or maintenance of addiction. In the US ...
  4. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 51

    Potato virus Y (PVY) resistance in tobacco: identification of an alternative source of resistance against PVY resistant breaking variant

    JULIO E.(1); COTUCHEAU J.(1); DECORPS C.(1); VOLPATTI R.(1); MICHEL V.(2); GERMAN RETANA S.(2); DECROCQ V.(2); CANDRESSE T.(2); DORLHAC DE BORNE F.(1)
    (1) Imperial Tobacco, Bergerac, France; (2) UMR 1332 BFP, INRA, Univ Bordeaux, Villenave d'Ornon, France
    Potato virus Y (PVY) is one of the most damaging viruses on tobacco worldwide. This virus is responsible for mosaic or necrotic symptoms depending on the PVY strain. Aggressive PVY necrotic strains can lead to considerable yield losses. A large deletion ...
  5. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, APPOST 03

    Agrobacterium T-DNA in Nicotiana tomentosiformis and other Nicotiana species

    CHEN K.(1); DORLHAC DE BORNE F.(2); SZEGEDI E.(3); OTTEN L.(1)
    (1) Department of Molecular Mechanisms of Phenotypic Plasticity, Institut de Biologie Moléculaire des Plantes du C.N.R.S., Strasbourg, France; (2) National Agricultural Research and Innovation Centre (NARIC), Research Institute for Viticulture and Enology, Experimental Station of Kecskemét, Hungary; (3) Imperial Tobacco Group, Institut du Tabac, Bergerac, France
    Agrobacterium rhizogenes induces growth of aberrant roots with bacterial T-DNA; some roots can spontaneously regenerate into plants carrying T-DNA fragments. T-DNAs contain genes that are expressed in plants which normally lead to root growth and to the ...
  6. CORESTA Congress, Shanghai, 2008, AP 18

    Associations between transposable elements and genes in the transcriptome of tobacco

    BUI Q.T.; TRAN J.; QUESNEVILLE H.; MAUNOURY N.; DORLHAC DE BORNE F.; GRANDBASTIEN M.A.
    INRA, Lab. de Biologie Cellulaire, IJPB, Versailles, France
    Transposable elements (TEs) are major constituents of eukaryotic genomes and are a source of structural and functional diversification. Their impact on genome function includes gene disruption, chromosomal landscape remodelling and modulation of gene ...
  7. CORESTA Congress, Paris, 2006, AP 01

    A comprehensive survey of the N. tabacum transcriptome (The European Sequencing of Tobacco Project, ESTobacco)

    DORLHAC DE BORNE F.; COATES S.; ROSS J.; VERRIER J.L.; JONES L.; JULIO E.; DELON R.
    Altadis - Institut du Tabac, Bergerac, France
    Tobacco genome research is expected in the next few years to improve our knowledge about the interactions between genes involved in the formation of undesirable compounds in cigarette smoke. A close link exists between gene expression in the tobacco plant ...