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  1. Bull. Spec. CORESTA Congress, Jerez de la Frontera, 1992, p. 49, AP3.3, ISSN.0525-6240

    Alkaloid biosynthesis in Nicotiana spp. with different alkaloid composition

    BUSH L.P.; FANNIN F.F.; HANRAHAN M.S.; NICHOLAS K.N.
    University of Kentucky, Dept. of Agronomy, Lexington, KY, USA
    Biosynthetic schemes have been proposed for tobacco alkaloids based upon incorportation of suspected precursors, but the addition of these precursors has not resulted in increased alkaloid accumulation in plants. Putrescine, cadaverine and nicotinic acid ...
  2. Bull. Spec. CORESTA Symposium, Kallithea, 1990, p. 128, A19, ISSN.0525-6240

    Relationships among potassium, polyamines and nicotine

    BUSH L.P.; PALMER G.K.; FANNIN F.F.; HANRAHAN M.S.
    University of Kentucky, Dept. of Agronomy, Lexington, KY, USA
    Supply and/or utilization of putrescine has been suggested to be a regulatory step in synthesis of the pyrrolidine moiety of nicotine. Objective of this investigation was to determine the influence of soil potassium on polyamine and alkaloid composition ...