By Joseph P. Mascarenhas (auth.), E. Ottaviano, M. Sari Gorla, D. L. Mulcahy, G. Bergamini Mulcahy (eds.)
The topic of this quantity is the reproductive biology of vegetation. A progressively starting to be curiosity during this box is the results of at the very least elements, as mentioned with nice foresight by means of one of many riding forces within the box, H.E Linskens (Linskens 1964): lots of the meals fed on via people takes the shape of plant reproductive elements, and molecular biology now offers pow erful instruments for investigating and manipulating plant reproductive platforms. Molecular biology and the allied self-discipline of biotechnology are solidly represented within the papers during this e-book. The editors of Angiosperm Pollen and Ovules think that the chapters herein include one of the most excit ing findings of latest biology, and desire that the readers of this ebook will percentage their enthusiasm. The editors show honest and thankful thank you for support from Carla Frova, Enrico Pe, and particularly to Giorgio Binelli, all the collage of Milan. with no those 3 tireless and enthusiastic members it should now not were attainable to take care of the it seems that easy continuing of this congress. We thank additionally the organizing committee and the corporations that generously supplied monetary help (both indexed below). eventually, we expand because of M. Cresti, D. Charlesworth, D. Hess, E Hoekstra, R. Bruce Knox, J.P. Mascarenhas, M.E. Nasrallah, P.L. Pfahler, A. Snow, and M.T.M. Willemse for chairing sessions.
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Ansari M, Kikhara TK, Marsh OG. Immunochemical studies of Lolium perenne (Rye grass) pollen allergens, Lol p I, II, and III. J. Immunol. 139: 4034-4041,1987. 4. , Moran OM, Standring R. Physicochemical and immunochemical Pollen Allergens: Cloning and Asthma Mechanism 11 characterisation of allergenic proteins from rye grass (Lolium perenne) pollen prepared by a rapid and efficient purification method. Biochem. J. 234: 305-310, 1986. 5. Esch RE, and Klapper DG. Isolation and characterization of a major cross-reactive grass group I allergenic determinant.
This can be explained by the fact that the CaMV35S and chs promoters control a different cell type-specific expression pattern within the anthersS, and that the activity of a transgenic chs promoter is only a fraction of that of the endogenous chs promoter7. Inhibition of Petunia Flavonoid Biosynthesis 23 We attempted to change the cell type-specificity of the CaMV35S promoter by modifying it through insertion of the 'anther box', a highly conserved motif, present in the promoters of several flavonoid genes which are all active in immature anthers of petunia9 (Rg.
The authors propose that this change in AGP expression is specifically related to sexual reproduction. It is possible to postulate the existence of MAC 207 counterparts that would be specifically present in the different tissues involved with fertilization. The gene product of class II, which is rich in the amino acids proline, serine and alanine, may be a good candidate for such a pistil-specific protein. The extensins are proteins rich hy hydroxyproline, serine, tyrosine and lysine and are the major protein cotnponent of plant cell walls (Tierney and Varner, 1987).
Angiosperm Pollen and Ovules by Joseph P. Mascarenhas (auth.), E. Ottaviano, M. Sari Gorla, D. L. Mulcahy, G. Bergamini Mulcahy (eds.)