References
- Altamura , M. M. , Torrigiani , P. , Capitani , F. , Scaramagli , S. and Bagni , N. 1991 . De novo root formation in tobacco thin layers is affected by inhibition of polyamine biosynthesis . J. Exp. Bot. , 42 : 1575 – 1582 .
- Altamura , M. M. , Torrigiani , P. , Capitani , F. , Scaramagli , S. , Bagni , N. , Capitani , F. , Cerchia , R. , Falasca , G. and Bagni , N. 1993a . Cytological events induced by the Inhibition of polyamine biosynthesis in thin cell layers of tobacco . Protoplasma , 175 : 9 – 16 .
- Altamura , M. M. , Torrigiani , P. , Capitani , F. , Scaramagli , S. , Bagni , N. , Torrigiani , P. , Falasca , G. , Rossini , P. and Bagni , N. 1993b . Morpho-functlonal gradients in superficial and deep tissues along tobacco stem: polyamine levels, biosynthesis and oxidation, and organogenesis in vitro . J. Plant Physiol. , 142 : 543 – 551 .
- Altamura , M. M. , Torrigiani , P. , Capitani , F. , Scaramagli , S. , Bagni , N. , Capitani , F. , Falasca , G. , Gallelli , A. , Scaramagli , S. , Bueno , M. , Torrigiani , P. and Bagni , N. 1995 . Morphogenesis in cultured thin layers and pith explanls of tobacco.I. Effect of putrescineon cell size, xylogenesis and meristemoid organization . J. Plant Physiol. , 147 : 101 – 106 .
- Bagni , N. 1966 . Aliphatic amines and a growth-factor of coconut milk as stimulating cellular proliferation of Helianthus tuberosus (Jerusalem artichoke) in vitro . Experientia , 22 : 732 – 733 .
- Bagni , N. and Pistocchi , R. 1991 . “ Uptake and transport of polyamines and inhibitors of polyamine metabolism in plants ” . In Biochemistry and Physiology of Polyamines in Plants , Edited by: Slocum , R. D. and Flores , H. E. 105 – 120 . Boca Raton : CRC Press .
- Bagni , N. and Torrigiani , P. 1992 . “ Polyamines: a new class of growth substances ” . In Progress in Plant Growth Regulation , Edited by: Karssen , C. M. , van Loon , L. C. and Vreugdenhil , D. 265 – 275 . Dordrecht : Kluwer Academic Publ. .
- Bagni , N. , Altamura , M. M. , Biondi , S. , Mengoli , M. and Torrigiani , P. 1993 . “ Polyamines and morphogenesis in normal and transgenic plant cultures ” . In Morphogenesis in Plants , Edited by: Roubelakis Angelakis , K. A. and Van Tran , Thanh K. 89 – 111 . New York : Plenum Press .
- Belle and Malmberg , R. L. 1990 . Analysis of a cDNA-encoding arginine decarboxylase from oat reveals similarity to the Escherichia coli arginine decarboxylase and evidence of protein processing . Mol. Gen. Genet. , 224 : 431 – 436 .
- Berlin , J. and Forche , E. 1981 . DL-difluoromethylornithine causes enlargement of cultured tobacco cells . Z. Pflanzenphysiol. , 101 : 277 – 282 .
- Cohen , S. S. , Morgan , S. and Streibel , E. 1969 . The polyamine content of the tRNA of E. coli . Proc. Natl. Acad. Sci. USA , 64 : 669 – 676 .
- Colombo , R. , Cerana , R. and Bagni , N. 1992 . Evidence for polyamine channels in protoplasts and vacuoles of Arabidopsis thaliana cells . Biochem. Biophys. Res. Commun. , 182 : 1187 – 1192 .
- Comer , A. E. 1978 . Pattern of cell division and wound vessel member differentiation in Coleus pith explants . Plant Physiol. , 62 : 354 – 359 .
- D'Orazid and Bagni , N. 1987 . In vitro interactions between polyamines and pectic substances . Biochem. Biophys. Res. Commun. , 148 : 1259 – 1263 .
- Green , P. B. 1991 . “ Morphogenesis ” . In Plant Physiology, Vol. 10, Growth and Development , Edited by: Steward , F. C. and Bidwell , R. G. F. 1 – 64 . San Diego : Academic Press .
- Kashiwagi , K. , Hosokawa , N. , Furuki , T. , Kobayashi , H. , Sazakawa , C. , Yoshikawa , M. and Igarashi , K. 1990 . Isolation of polyamine transport-deficient mutants of Escherichia coli and cloning of the genes for polyamine transport proteins . J. Biol. Chem. , 265 : 20893 – 20897 .
- Kumar , A. , Taylor , M. A. , Mad , Arif S. A. and Davies , H. V. 1996 . Potato plants expressing antisense and sense S-adenosylmethionine decarboxylase (SAMDC) transgenes show altered levels of polyamines and ethylene: antisense plants display abnormal phenolypes . Plant J. , 9 : 147 – 158 .
- Liouori , A. M. , Costantino , L. , Crescenzi , V. , Elia , V. , Giglio , E. , Politi , R. , de Santis , Savino M. and Vitaguano , V. 1967 . Complexes between DNA and polyamines: a molecular model . J. Mol. Biol. , 24 : 113 – 122 .
- Mad , Arif S.A. , Taylor , M. A. , George , L. A. , Butler , A. R. , Burch , L. R. , Davies , H. V. , Stark , M. J. R. and Kumar , A. 1994 . Characterisation of the S-adenosylmethionine decarboxylase (SAMDC) gene of potato . Plant Mol. Biol. , 26 : 327 – 338 .
- Malmberg , R. L. and McIndoo , J. 1983 . Abnormal floral development of a tobacco mutant with elevated polyamine levels . Nature , 305 : 623 – 625 .
- Margosiak , S. A. , Dharma , A. , Bruce-Carver , M. R. , Gonzales , A. P. , Louie , D. and Kuehn , G. D. 1990 . Identification of the large subunit of ribulosel 5-bisphosphate carboxylase/oxygenase as a substrate for transglutaminase in Medicago sativa L. (alfalfa) . Plant Physiol. , 92 : 88 – 96 .
- Martin-Tanguy , J. 1985 . The occurrence and possible function of hydroxycinnamoyl acid amides in plants . Plant Growth Regul. , 3 : 381 – 399 .
- Pohjanpelto , P. , Virtanen , I. and Hölttäk . 1981 . Polyamlne starvation causes disappearance of actin filaments and microtubules in polyamine-auxolrophlc CHO cells . Nature , 293 : 475 – 477 .
- Scaramagli , S. , Bueno , M. , Torrigiani , P. , Altamura , M. M. , Capitani , F. and Bagni , N. 1995 . Morphogenesis in cultured thinlayers and pith explants of tobacco. II. Early hormone-modulated polyamine biosynthesis . J. Plant Physiol. , 147 : 113 – 117 .
- Schwartz , M. , Altman , A. , Cohen , Y. and Arzee , T. 1986 . Localization of ornithine decarboxylase and changes in polyamine content in root meristems of Zea mays . Physiol. Plant. , 67 : 485 – 492 .
- Serafini-Fracassini , D. , del Duca , S. and Beninati , S. 1995 . Plant transglutaminases . Phytochemistry , 36 : 685 – 696 .
- Stevens , L. 1970 . Biochemical role of naturally occurring polyamines in nucleic acid synthesis . Biol. Rev. , 45 : 1 – 27 .
- Torrigiani , P. , Altamura , M. M. , Capitani , F. , Serafini-Fracassini , D. and Bagni , N. 1989 . De novo root formation in thin cell layers of tobacco: changes in free and bound polyamines . Physiol. Plant. , 77 : 294 – 301 .
- Torrigiani , P. , Altamura , M. M. , Pasqua , G. , Monacelli , B. , Serafini-Fracassini , D. and Bagni , N. 1987 . Free and conjugated polyamines during de novo floral and vegetative bud formation in thin cell layers of tobacco . Physiol. Plant. , 70 : 453 – 460 .
- Torrigiani , P. , Altamura , M. M. , Scaramagli , S. , Capitani , F. , Falasca , G. and Bagni , N. 1993 . Regulation of rhizogenesis by polyamines in tobacco thin layers . J. Plant Physiol. , 142 : 81 – 87 .
- Torrigiani , P. , Scaramagli , S. , Franceschetti , M. , Capitani , F. , Altamura , M. M. and Bagni , N. 1996 . Protease activity, organisation of vegetative primordia and effect of putrescine in tobacco thin layers . Physiol. Plant. , in press
- Torrigiani , P. , Scaramagli , S. , Michael , T. , Franceschetti , M. and Bagni , N. 1995 . S-adenosylmethionine decarboxylase gene expression in tobacco . G. Bot. Ital. , 129 : 126
- van Tran , Thanh K. 1973 . Direct flower neoformation from superficial tissue of small explants of Nicotiana tabacum L . Planta , 115 : 87 – 92 .