Simultaneous reduction of the activity of two related enzymes, involved in early steps of the polyamine biosynthetic pat

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T. Capell á L. Bassie á L. Topsom á E. Hitchin P. Christou

Simultaneous reduction of the activity of two related enzymes, involved in early steps of the polyamine biosynthetic pathway, by a single antisense cDNA in transgenic rice Received: 22 February 2000 / Accepted: 29 June 2000 / Published online: 8 August 2000 Ó Springer-Verlag 2000

Abstract Transgenic rice cell lines transformed with a heterologous cDNA derived from the arginine decarboxylase gene of oat, in an antisense orientation, exhibited signi®cant (P