Alkaloids in Stem Roots of Nicotiana tabacum and Spartium junceum Transformed by Agrobacterium rhizogenes

Gesellschaft für Biotechnologische Forschung, Mascheroder Weg, D-3300 Braunschweig-Stöckheim, Bundesrepublik Deutschland Z. Naturforsch. 42c, 69—72 (1987); received August 21/September 22, 1986 Agrobacterium rhizogenes, Alkaloids, Nicotine, Cytisine, Nicotiana, Spartium The growth of root hairs from stems of Nicotiana tabacum and Spartium junceum was induced by Agrobacterium rhizogenes. Stem roots of Nicotiana contained nicotine and a second alkaloid, n r n h ^ h l v a n a h a ^ p i n p R n r t t h ^ i r c fr r» m c t p m c o f K t n n r t i u m m n t i i n A r l XT n r .d i J ----------------_-----------------------------------------------r ................ .......... ............ ....... J U J 1 1 1 V u n u anagyrine as m ajor alkaloids. The alkaloid content of the tumors was 3—12 times higher than that of the respective healthy host tissue.