| | This journal provides immediate access to some articles. In This Issue Mechanism of Pto-Mediated Disease Resistance: Structural Analysis Provides a New Model Nancy A. Eckardt PMCID: PMC520952 Current Perspective Essay The Cortical Microtubule Array: From Dynamics to Organization Ram Dixit and Richard Cyr PMCID: PMC520953 Historical Perspective Essay Vernalization, Competence, and the Epigenetic Memory of Winter Richard Amasino PMCID: PMC520954 Research Articles Silencing in Arabidopsis T-DNA Transformants: The Predominant Role of a Gene-Specific RNA Sensing Mechanism versus Position Effects Daniel Schubert, Berthold Lechtenberg, Alexandra Forsbach, Mario Gils, Sultan Bahadur, and Renate Schmidt PMCID: PMC520955 Stimulus-Dependent, Promoter-Specific Binding of Transcription Factor WRKY1 to Its Native Promoter and the Defense-Related Gene PcPR1-1 in Parsley Franziska Turck, Aifen Zhou, and Imre E. Somssich PMCID: PMC520956 HANABA TARANU Is a GATA Transcription Factor That Regulates Shoot Apical Meristem and Flower Development in Arabidopsis Yuanxiang Zhao, Leonard Medrano, Kazuaki Ohashi, Jennifer C. Fletcher, Hao Yu, Hajime Sakai, and Elliot M. Meyerowitz PMCID: PMC520957 Divergent Roles of a Pair of Homologous Jumonji/Zinc-Finger–Class Transcription Factor Proteins in the Regulation of Arabidopsis Flowering Time Bosl Noh, Seung-Hee Lee, Hyun-Jin Kim, Gibum Yi, Eun-Ah Shin, Mirha Lee, Kyung-Ja Jung, Mark R. Doyle, Richard M. Amasino, and Yoo-Sun Noh PMCID: PMC520958 A Classical Arabinogalactan Protein Is Essential for the Initiation of Female Gametogenesis in Arabidopsis Gerardo Acosta-García and Jean-Philippe Vielle-Calzada PMCID: PMC520959 Phytochrome Phosphorylation Modulates Light Signaling by Influencing the Protein–Protein Interaction Jeong-Il Kim, Yu Shen, Yun-Jeong Han, Joung-Eun Park, Daniel Kirchenbauer, Moon-Soo Soh, Ferenc Nagy, Eberhard Schäfer, and Pill-Soon Song PMCID: PMC520960 Involvement of 14-3-3 Signaling Protein Binding in the Functional Regulation of the Transcriptional Activator REPRESSION OF SHOOT GROWTH by Gibberellins Sarahmi Ishida, Jutarou Fukazawa, Takashi Yuasa, and Yohsuke Takahashi PMCID: PMC520961 Evidence of a Novel Cell Signaling Role for Extracellular Adenosine Triphosphates and Diphosphates in Arabidopsis Collene R. Jeter, Wenqiang Tang, Elizabeth Henaff, Tim Butterfield, and Stanley J. Roux PMCID: PMC520962 DNA Gyrase Is Involved in Chloroplast Nucleoid Partitioning Hye Sun Cho, Sang Sook Lee, Kwang Dong Kim, Inhwan Hwang, Jong-Seok Lim, Youn-Il Park, and Hyun-Sook Pai PMCID: PMC520963 The Plant-Specific Cyclin-Dependent Kinase CDKB1;1 and Transcription Factor E2Fa-DPa Control the Balance of Mitotically Dividing and Endoreduplicating Cells in Arabidopsis Véronique Boudolf, Kobe Vlieghe, Gerrit T.S. Beemster, Zoltan Magyar, Juan Antonio Torres Acosta, Sara Maes, Els Van Der Schueren, Dirk Inzé, and Lieven De Veylder PMCID: PMC520964 Vacuolar Sulfate Transporters Are Essential Determinants Controlling Internal Distribution of Sulfate in Arabidopsis Tatsuhiko Kataoka, Akiko Watanabe-Takahashi, Naomi Hayashi, Miwa Ohnishi, Tetsuro Mimura, Peter Buchner, Malcolm J. Hawkesford, Tomoyuki Yamaya, and Hideki Takahashi PMCID: PMC520965 Reserve Mobilization in the Arabidopsis Endosperm Fuels Hypocotyl Elongation in the Dark, Is Independent of Abscisic Acid, and Requires PHOSPHOENOLPYRUVATE CARBOXYKINASE1 Steven Penfield, Elizabeth L. Rylott, Alison D. Gilday, Stuart Graham, Tony R. Larson, and Ian A. Graham PMCID: PMC520966 Dissection of Maize Kernel Composition and Starch Production by Candidate Gene Association Larissa M. Wilson, Sherry R. Whitt, Ana M. Ibáñez, Torbert R. Rocheford, Major M. Goodman, and Edward S. Buckler, IV PMCID: PMC520967 Biosynthesis of Very-Long-Chain Polyunsaturated Fatty Acids in Transgenic Oilseeds: Constraints on Their Accumulation Amine Abbadi, Fréderic Domergue, Jörg Bauer, Johnathan A. Napier, Ruth Welti, Ulrich Zähringer, Petra Cirpus, and Ernst Heinz PMCID: PMC520968 Molecular Phenotyping of the pal1 and pal2 Mutants of Arabidopsis thaliana Reveals Far-Reaching Consequences on Phenylpropanoid, Amino Acid, and Carbohydrate Metabolism Antje Rohde, Kris Morreel, John Ralph, Geert Goeminne, Vanessa Hostyn, Riet De Rycke, Sergej Kushnir, Jan Van Doorsselaere, Jean-Paul Joseleau, Marnik Vuylsteke, Gonzalez Van Driessche, Jozef Van Beeumen, Eric Messens, and Wout Boerjan PMCID: PMC520969 Repeated Evolution of the Pyrrolizidine Alkaloid–Mediated Defense System in Separate Angiosperm Lineages Andreas Reimann, Niknik Nurhayati, Anita Backenköhler, and Dietrich Ober PMCID: PMC520970 Arabidopsis Nonsymbiotic Hemoglobin AHb1 Modulates Nitric Oxide Bioactivity Michele Perazzolli, Paola Dominici, Maria C. Romero-Puertas, Elisa Zago, Jürgen Zeier, Masatoshi Sonoda, Chris Lamb, and Massimo Delledonne PMCID: PMC520971 Spotted leaf11, a Negative Regulator of Plant Cell Death and Defense, Encodes a U-Box/Armadillo Repeat Protein Endowed with E3 Ubiquitin Ligase Activity Li-Rong Zeng, Shaohong Qu, Alicia Bordeos, Chengwei Yang, Marietta Baraoidan, Hongyan Yan, Qi Xie, Baek Hie Nahm, Hei Leung, and Guo-Liang Wang PMCID: PMC520972 A Patch of Surface-Exposed Residues Mediates Negative Regulation of Immune Signaling by Tomato Pto Kinase Ai-Jiuan Wu, Vasilios M.E. Andriotis, Marcus C. Durrant, and John P. Rathjen PMCID: PMC520973 Arabidopsis RIN4 Negatively Regulates Disease Resistance Mediated by RPS2 and RPM1 Downstream or Independent of the NDR1 Signal Modulator and Is Not Required for the Virulence Functions of Bacterial Type III Effectors AvrRpt2 or AvrRpm1 Youssef Belkhadir, Zachary Nimchuk, David A. Hubert, David Mackey, and Jeffery L. Dangl PMCID: PMC520974 |
