Phloem: Molecular Cell Biology, Systemic Communication, Biotic Interactions

Gary A. Thompson is the Associate Dean for Research and Graduate Education, Director of the Pennsylvania Agricultural Experiment Station, and Professor of Plant Sciences in the College of Agricultural Sciences at Pennsylvania State University. Aart J. E. van Bel is Emeritus Professor and Head of the Department of General Botany and former Director of the Botanical Garden at Justus-Liebig-University.

Contributors vii Section A Introduction 1 Chapter 1 Phloem, the Integrative Avenue 3 Aart J.E. van Bel and Gary A. Thompson Chapter 2 Cell Biology of Sieve Element--Companion Cell Complexes 8 Rosemary G. White Chapter 3 Fundamentals of Phloem Transport Physiology 30 John W. Patrick Section B Functional Aspects of Structural SE Components 61 Chapter 4 Roles of Plasma Membrane Transporters in Phloem Functions 63 Mechthild Tegeder, Yong-Ling Ruan, and John W. Patrick Chapter 5 Regulation of Sucrose Carrier Activities 102 Christina K¨uhn Chapter 6 Cellular Basis of Electrical Potential Waves along the Phloem and Impact of Coincident Ca2+ Fluxes 122 Jens B. Hafke and Aart J.E. van Bel Chapter 7 Sieve Element Occlusion 141 Michael Knoblauch and Daniel Mullendore Section C Long-Distance Signaling 155 Chapter 8 Sieve Elements: Puzzling Activities Deciphered through Proteomics Studies 157 Sylvie Dinant and William J. Lucas Chapter 9 Endogenous RNA Constituents of the Phloem and Their Possible Roles in Long-Distance Signaling 186 Julia Kehr and Anja Buhtz Chapter 10 The Effect of Long-Distance Signaling on Development 209 David J. Hannapel Chapter 11 Plant Defense and Long-Distance Signaling in the Phloem 227 Frank Gaupels and A. Corina Vlot Section D Biotic Interactions with the Phloem 249 Chapter 12 Role of Phloem Metabolites in Plant Defense 251 Jillian M. Hagel, Akpevwe Onoyovwi, Edward C. Yeung, and Peter J. Facchini Chapter 13 Viroids and Phloem-Limited Viruses: Unique Molecular Probes of Phloem Biology 271 Lucy R. Stewart, Biao Ding, and Bryce W. Falk Chapter 14 Phytoplasmas and Spiroplasmas: The Phytopathogenic Mollicutes of the Phloem 293 Allyson M. MacLean and Saskia A. Hogenhout Chapter 15 Breaching the Sieve Element--The Role of Saliva as the Molecular Interface between Aphids and the Phloem 310 Torsten Will, James C. Carolan, and Thomas L. Wilkinson Chapter 16 Behavioral and Molecular-Genetic Basis of Resistance against Phloem-Feeding Insects 328 Linda L. Walling and Gary A. Thompson Index 353 A color page section appears between pages 40 and 41