Comparison of the effects of meta-topolin and other cytokinins on chlorophyll and protein contents and peroxidase activity in cucumber cotyledons

Israel Journal of Plant Sciences

Volumn 51, Issue 4, 2003, Pages 261-265

  Çag, Serap ^a   Palavan Ünsal, Narçin ^b   Büyüktunçer, Damla ^b  

^a ISTANBUL UNIVERSITY   (Turkey)

^b HALIC UNIVERSITY   (Turkey)

Author keywords

[No Author keywords available]

Indexed keywords

ENZYME ACTIVITY; HORMONE; SENESCENCE;

CUCUMIS; CUCUMIS SATIVUS; TRIXIS;

EID: 10744229149     PISSN: 07929978     EISSN: None     Source Type: Journal    
DOI: 10.1560/216M-053D-12UX-5DBQ     Document Type: Article

References (32)

1. Alberte, R.S., Naylor, A.W. 1975. The role of cytokinins in chloroplast lamellar development. Plant Physiol. 55: 1079-1081.
2. Arnon, D.I. 1949. Copper enzymes in chloroplast polyphenoloxidase in Beta vulgaris. Plant Physiol. 24: 1-15.
3. Birecka, H., Briber, A., Catalfamo, J.L. 1973. Comparative studies on tobacco pith and sweet potato root isoperoxidases in relation to injury, indolacetic acid and ethylene effects. Plant Physiol. 52: 43-49.
4. Bradford, M.M. 1976. A rapid and sensitive method for the quantitation of microgram quantities of protein utilizing the principle of protein-dye binding. Anal. Biochem. 72: 248-254.
5. Chen, C.M., Leisner, S.M. 1985. Cytokinin-modulated gene expression in excised pumpkin cotyledons. Plant Physiol. 73: 76-78.
6. D'Agostino, I.B., Kieber, J.J. 1999. Molecular mechanisms of cytokinin action. Curr. Opinion Mol. Biol. 2: 359-364.
7. DeBoer, J., Feierabend, J. 1974. Comparison of the effects of cytokinins on enzyme development in different cell compartments of the shoot organs of rye seedlings. Z. Pflanzenphysiol. 71: 261-270.
8. Erismann, K.H., Wegner, F. 1967. Der einfluss einer wachstumshemmenden Kinetin-konzentration auf Chlorophyllgehalt, Photosynthestrate und Starkeproduktion von Lemna minor L. Flora (Jena). Abt. A. 158: 433-442.
9. Fletcher, R.A., Kallidumbil, V., Steele, P. 1982. Stimulation of chlorophyll synthesis in cucumber using cucumber cotyledons. Plant Physiol. 69: 937-939
10. Ford, T.W., Simon, E.W. 1972. Peroxidase and glucose-6-phosphate dehydrogenase levels in cotyledons of Cucumis sativus (L.). J. Exp. Bot. 23: 423-431.
11. Fukuda, K., Toyama, S. 1982. Electron micrscope studies on the morphogenesis of plastids. XI. Ultrastructural changes of the chloroplasts in tomato leaves treated with ethylene and kinetin. Cytologia 47: 725-736.
12. Galli, M.G. 1984. Synthesis of DNA in excised watermelon cotyledons grown in water and benzyladenine. Planta 160: 193-199.
13. Grover, A., Sinha, S.K. 1985. Senescence of detached leaves in pigeon pea and chick pea: regulation by developing pods. Physiol. Plant. 65: 368-507.
14. Howard, H.F., Witham, F.H. 1983. Invertase activity and kinetin stimulated enlargement of detached radish cotyledons. Plant Physiol. 73: 304-308.
15. Laemmli, U.K. 1970. Cleavage of structural proteins during the assembly of the head of bacteriophage T4. Natura 227: 680-685.
16. Legocka, J., Szweykowska, A. 1981. The role of cytokinins in the development and metabolism of barley leaves. III. The effect of RNA metabolism in various cell compartments during senescence. Z. Pflanzenphysiol. 102: 363-374.
17. Legocka, J., Szweykowska, A. 1983. The role of cytokinins in the development and metabolism of barley leaves. VI. The effect on the protein metabolism in various cell compartments during leaf senescence. Acta Physiol. Plant. 5: 11-20.
18. Letham, D.S. 1971. Regulators of cell division in plant tissues. XII. A cytokinin bioassay using excised radish cotyledons. Physiol. Plant. 25: 391-396.
19. Meidner, H. 1967. The effect of kinetin on stomatal opening and the rate of intake of carbon dioxide in mature primary leaves of barley. J. Exp. Bot. 18: 556-561.
20. Mukherjee, D., Rao, K.V.M. 1993. Alteration patterns of hill activity, peroxidase activity and sugars of pigeon pea during maturation and senescence. Ind. J. Plant Physiol. 36: 13-16.
21. Palavan-Ünsal, N., Çaǧ, S., Çetin, E. 2002a. Growth responses of excised radish cotyledons to meta-topolin. Can. J. Plant Physiol. 82: 191-194.
22. Palavan-Ünsal, N., Çaǧ, S., Çetin, E., Büyüktunçer, D. 2002b. Retardation of senescence by meta-topolin in wheat leaves. J. Cell Mol. Biol. 1: 101-108.
23. Parish, R.W. 1968. Studies on senescing tobacco leaf discs with special reference to peroxidase. I. The effects of cutting and of inhibition of nucleic acid and protein synthesis. Planta 82: 1-13.
24. Parthier, B. 1979. The role of phytohormones (cytokinins) in chloroplast development. Biochem. Physiol. Pflanzen 174: 173-214.
25. Purohit, S.S. 1982. Prevention by kinetin of ethylene-induced chlorophyllase activity in senescing detached leaves of Helianthus annuus. Biochem. Physiol. Pflanzen, 177: 625-627.
26. Richmond, A.E., Lang, A. 1957. Effect of kinetin on protein content and survival of detached Xanthium leaves. Science 15: 650-651.
27. Srivastava, S.K., Washi, D.J., Naik, B.L. 1983. Control of senescence by polyamines and guanidines in young and mature barley leaves. Phytochemistry 22: 2151-2154.
28. Strnad, M., Hanus, J., Vanek, T., Kaminek, M. Ballantine, J.A., Fussell, B., Hanke, D.E. 1997. Meta-topolin, a highly active aromatic cytokinin from poplar leaves (Populus canadensis Moench., cv. Robusta). Phytochemistry 45: 213-218.
29. Thimann, K.V. 1980. The senescence of leaves. In: Senescence in plants. CRC Press, Boca Raton, Florida, pp. 85-115.
30. Van Staden, J., Cook, E.L., Nooden, L.D. 1988. Cytokinins and Senescence. In: Senescence and aging in plants. Nooden, L.D. and Leopold, A.C., eds. Academic Press, New York, pp. 281-327.
31. Vassileva, V.S., Dimitrova, A.P. 1984. Influence of zeatin on certain photosynthetic indicators in young pea plants. Biol. Physiol. 37: 1379-1382.
32. Werner, T., Motyka, V. Strnad, M., Schmülling, T. 2001. Regulation of plant growth by cytokinin. Proc. Nat. Acad. Sci. USA 98: 10487-10492.