| | This journal provides immediate access to some articles. Editorial Criteria for Publication in The Plant Cell Rich Jorgensen PMCID: PMC514148 In This Issue Two Genomes Are Better Than One: Widespread Paleopolyploidy in Plants and Evolutionary Effects Nancy A. Eckardt PMCID: PMC514149 Historical Perspective Essays Genetics of the Biogenesis and Dynamics of the Photosynthetic Machinery in Eukaryotes Jean-David Rochaix PMCID: PMC514150 Circular Chloroplast Chromosomes: The Grand Illusion Arnold J. Bendich PMCID: PMC514151 Research Articles Widespread Paleopolyploidy in Model Plant Species Inferred from Age Distributions of Duplicate Genes Guillaume Blanc and Kenneth H. Wolfe PMCID: PMC514152 Functional Divergence of Duplicated Genes Formed by Polyploidy during Arabidopsis Evolution Guillaume Blanc and Kenneth H. Wolfe PMCID: PMC514153 Heterogeneous Expression Patterns and Separate Roles of the SEPALLATA Gene LEAFY HULL STERILE1 in Grasses Simon T. Malcomber and Elizabeth A. Kellogg PMCID: PMC514154 Allelic Variation of Gene Expression in Maize Hybrids Mei Guo, Mary A. Rupe, Christopher Zinselmeier, Jeffrey Habben, Benjamin A. Bowen, and Oscar S. Smith PMCID: PMC514155 A Conserved Upstream Open Reading Frame Mediates Sucrose-Induced Repression of Translation Anika Wiese, Nico Elzinga, Barry Wobbes, and Sjef Smeekens PMCID: PMC514156 MicroRNA-Directed Cleavage of Nicotiana sylvestris PHAVOLUTA mRNA Regulates the Vascular Cambium and Structure of Apical Meristems Neil A. McHale and Ross E. Koning PMCID: PMC514157 Direct Role of a Viroid RNA Motif in Mediating Directional RNA Trafficking across a Specific Cellular Boundary Yijun Qi, Thierry Pélissier, Asuka Itaya, Elizabeth Hunt, Michael Wassenegger, and Biao Ding PMCID: PMC514158 Endoplasmic Reticulum Export Sites and Golgi Bodies Behave as Single Mobile Secretory Units in Plant Cells Luis L.P. daSilva, Erik L. Snapp, Jürgen Denecke, Jennifer Lippincott-Schwartz, Chris Hawes, and Federica Brandizzi PMCID: PMC514159 Targeting of a Nicotiana plumbaginifolia H+-ATPase to the Plasma Membrane Is Not by Default and Requires Cytosolic Structural Determinants Benoit Lefebvre, Henri Batoko, Geoffrey Duby, and Marc Boutry PMCID: PMC514160 Efficient Assembly of Photosystem II in Chlamydomonas reinhardtii Requires Alb3.1p, a Homolog of Arabidopsis ALBINO3 Friedrich Ossenbühl, Vera Göhre, Jörg Meurer, Anja Krieger-Liszkay, Jean-David Rochaix, and Lutz A. Eichacker PMCID: PMC514161 An Arabidopsis Homolog of the Bacterial Cell Division Inhibitor SulA Is Involved in Plastid Division Cécile Raynaud, Corinne Cassier-Chauvat, Claudette Perennes, and Catherine Bergounioux PMCID: PMC514162 A Multidrug Resistance–Associated Protein Involved in Anthocyanin Transport in Zea mays Christopher Dean Goodman, Paula Casati, and Virginia Walbot PMCID: PMC514163 Overexpression of GLUTAMINE DUMPER1 Leads to Hypersecretion of Glutamine from Hydathodes of Arabidopsis Leaves Guillaume Pilot, Harald Stransky, Dean F. Bushey, Réjane Pratelli, Uwe Ludewig, Vincent P.M. Wingate, and Wolf B. Frommer PMCID: PMC514164 A Semidominant Mutation in an Arabidopsis Mitogen-Activated Protein Kinase Phosphatase-Like Gene Compromises Cortical Microtubule Organization Kuniko Naoi and Takashi Hashimoto PMCID: PMC514165 A Dominant Negative Mutant of Cyclin-Dependent Kinase A Reduces Endoreduplication but Not Cell Size or Gene Expression in Maize Endosperm João T. Leiva-Neto, Gideon Grafi, Paolo A. Sabelli, Ricardo A. Dante, Young-min Woo, Sheila Maddock, William J. Gordon-Kamm, and Brian A. Larkins PMCID: PMC514166 Arabidopsis CAND1, an Unmodified CUL1-Interacting Protein, Is Involved in Multiple Developmental Pathways Controlled by Ubiquitin/Proteasome-Mediated Protein Degradation Suhua Feng, Yunping Shen, James A. Sullivan, Vicente Rubio, Yue Xiong, Tai-ping Sun, and Xing Wang Deng PMCID: PMC514167 Arabidopsis ETA2, an Apparent Ortholog of the Human Cullin-Interacting Protein CAND1, Is Required for Auxin Responses Mediated by the SCFTIR1 Ubiquitin Ligase Huey-wen Chuang, Wenjing Zhang, and William M. Gray PMCID: PMC514168 Variation in Expression and Protein Localization of the PIN Family of Auxin Efflux Facilitator Proteins in Flavonoid Mutants with Altered Auxin Transport in Arabidopsis thaliana Wendy Ann Peer, Anindita Bandyopadhyay, Joshua J. Blakeslee, Srinivas N. Makam, Rujin J. Chen, Patrick H. Masson, and Angus S. Murphy PMCID: PMC514169 The Calcium Sensor Calcineurin B-Like 9 Modulates Abscisic Acid Sensitivity and Biosynthesis in Arabidopsis Girdhar K. Pandey, Yong Hwa Cheong, Kyung-Nam Kim, John J. Grant, Legong Li, Wendy Hung, Cecilia D'Angelo, Stefan Weinl, Jörg Kudla, and Sheng Luan PMCID: PMC514170 Arabidopsis RADICAL-INDUCED CELL DEATH1 Belongs to the WWE Protein–Protein Interaction Domain Protein Family and Modulates Abscisic Acid, Ethylene, and Methyl Jasmonate Responses Reetta Ahlfors, Saara Lång, Kirk Overmyer, Pinja Jaspers, Mikael Brosché, Airi Tauriainen, Hannes Kollist, Hannele Tuominen, Enric Belles-Boix, Mirva Piippo, Dirk Inzé, E. Tapio Palva, and Jaakko Kangasjärvi PMCID: PMC514171 JASMONATE-INSENSITIVE1 Encodes a MYC Transcription Factor Essential to Discriminate between Different Jasmonate-Regulated Defense Responses in Arabidopsis Oscar Lorenzo, Jose M. Chico, Jose J. Sánchez-Serrano, and Roberto Solano PMCID: PMC514172 |
