Volume I Preface xv Acknowledgments xvi List of contributors xvii Section 1 1.1 General introduction 3 Frans J. de Bruijn Section 2: Overview chapters 7 2.1 A snapshot of functional genetic studies in Medicago truncatula 9 Yun Kang, Minguye Li, Senjuti Sinharoy, and Jerome Verdier 2.2 Medicago truncatula as an ecological evolutionary and forage legume model: new directions forward 31 Eric J.B. von Wettberg, Jayanti Muhkerjee, Ken Moriuchi, and Stephanie S. Porter Section 3: Medicago truncatula plant development 41 3.
1 Seed development: introduction 43 Frans J. de Bruijn 3.1.1 A physiological perspective of late maturation processes and establishment of seed quality in Medicago truncatula seeds 44 Jerome Verdier, Olivier Leprince, and Julia Buitink 3.1.2 Medicago truncatula an informative model to investigate the DNA damage response during seed germination 55 Anca Macovei, Andrea Pagano, Chiara Forti, Susana Ara újo, and Alma Balestrazzi 3.1.3 Transcriptional networks in early Medicago truncatula embryo development 61 Ray J.
Rose 3.1.4 Embryo development and the oil and protein bodies in Medicago truncatula 71 Youhong Song, Xin-Ding Wang, Nathan Smith, Simon Wheeler, and Ray J. Rose 3.1.5 Role of thioredoxins and NADP-thioredoxin reductases in legume seeds and seedlings 80 Fran çoise Montrichard, Pierre Frendo, Pascal Rey, and Bob Buchanan 3.1.6 Seed shape quantification in the model legumes: methods and applications 92 Emilio Cervantes, Ezzeddine Saadaoui, Ángel Tocino, and Jos é Javier Mart ín G ómez 3.
1.7 The underlying processes governing seed size plasticity: impact of endoploidy on seed coat development and cell expansion in Medicago truncatula 99 S. Ochatt and M. Abirached-Darmency 3.2 Root development: introduction 117 Frans J. de Bruijn 3.2.1 Nitrate signaling pathway via the transporter MtNPF6.
8 involves abscisic acid for the regulation of primary root elongation in Medicago truncatula 118 Anis M. Limami and Marie-Christine Mor ère Le Paven 3.2.2 SCARECROW and SHORT - ROOT show an overlapping expression pattern in the Medicago truncatula nodule central meristem 125 Henk J. Franssen, Olga Kulikova, Xi Wan, Auke Adams, and Renze Heidstra 3.2.3 Lateral root formation and patterning in Medicago truncatula 130 Sandra Bensmihen 3.2.
4 Modulation of root elongation by abscisic acid and LATERAL ROOT ORGAN DEFECTIVE/NUMEROUS INFECTIONS AND POLYPHENOLICS via reactive oxygen species in Medicago truncatula 136 Jeanne M. Harris and Chang Zhang 3.2.5 FYVE and PH protein domains present in MtZR1 a PRAF protein modulate the development of roots and symbiotic root nodules of Medicago truncatula via potential phospholipids signaling 144 Julie Hopkins, Olivier Pierre, Pierre Frendo, and Eric Boncompagni 3.3 Leaf development: introduction 153 Frans J. de Bruijn 3.3.1 Compound leaf development in Medicago truncatula 154 Rujin Chen 3.
3.2 Mechanistic insights into STENOFOLIA mediated leaf blade outgrowth in Medicago truncatula 173 Fei Zhang, Hui Wang, and Million Tadege 3.4 Flower development: introduction 181 Frans J. de Bruijn 3.4.1 Genetic control of flowering time in legumes 182 James L. Weller, Richard C. Macknight 3.
4.2 Forward and reverse screens to identify genes that control vernalization and flowering time in Medicago truncatula 189 Mauren Jaudal, Geoffrey Thomson, Lulu Zhang, Chong Che, Jiangqi Wen, Kirankumar S. Mysore, Million Tadege, and Joanna Putterill 3.4.3 MtNAM regulates floral organ identity and lateral organ separation in Medicago truncatula 197 Xiaofei Cheng, Jianling Peng, Rujin Chen, Kirankumar S. Mysore, and Jiangqi Wen Section 4: Biosynthesis of natural products: introduction 207 4.1 Organization and regulation of triterpene saponin biosynthesis in Medicago truncatula 209 Jan Mertens and Alain Goossens 4.2 Saponins in Medicago truncatula : structures and activities 220 Catherine Sivignon, Isabelle Rahioui, and Pedro da Silva 4.
3 Saponin synthesis in Medicago truncatula plants: CYP450-mediated formation of sapogenins in the different plant organs 225 Maria Carelli, Massimo Confalonieri, Aldo Tava, Elisa Biazzi, Ornella Calderini, Pamela Abbruscato, Maria Cammareri, and Carla Scotti Section 5: Stress and Medicago truncatula 237 5.1 Abiotic stress: introduction 239 Frans J. de Bruijn 5.1.1 Genomic and transcriptomic basis of salinity adaptation and transgenerational plasticity in Medicago truncatula 240 Maren L. Friesen 5.1.2 Isolation and functional characterization of salt-stress induced RCI2 -like genes from Medicago sativa and Medicago truncatula 243 Ruicai Long, Fan Zhang, Tiejun Zhang, Junmei Kang, and Qingchuan Yang 5.
1.3 Rhizobial symbiosis influences response to early salt and drought stress of the Medicago truncatula root proteome 253 Reinhard Turetschek, Christiana Staudinger, and StefanieWienkoop 5.1.4 Deciphering the role of the alternative respiration under salt stress in Medicago truncatula 261 Nestor F Del-Saz, Francisco Palma, Jose Antonio Herrera-Cervera, and Miquel Ribas-Carbo 5.1.5 Effect of arsenic on legumes: analysis in the model Medicago truncatula-Ensifer interaction 268 Elo ísa Pajuelo, Ignacio D. Rodr íguez-Llorente, and Miguel A. Caviedes 5.
1.6 Dual oxidative stress control involving antioxidant defense system and alternative oxidase pathways within the model legume Medicago truncatula under biotic and abiotic constraints 281 Haythem Mhadhbi Section 5.2: Biotic stress: interaction of Medicago truncatula with pathogens and pests 289 5.2.1 Interaction with root and foliar pathogens: introduction 291 Frans J. de Bruijn 5.2.1.
1 Medicago truncatula and other annual Medicago spp. - interactions with root and foliar fungal oomycete and viral pathogens 293 Martin J. Barbetti, Ming Pei You, and Roger A.C. Jones 5.2.1.2 Deciphering resistance mechanisms to the root rot disease of legumes caused by Aphanomyces euteiches with Medicago truncatula genetic and genomic resources 307 Christophe Jacquet and Maxime Bonhomme 5.
2.1.3 Medicago truncatula as a model organism to study conserved and contrasting aspects of symbiotic and pathogenic signaling pathways 317 Aleksandr Gavrin and Sebastian Schornack 5.2.1.4 Tools and strategies for genetic and molecular dissection of Medicago truncatula resistance against Fusarium wilt disease 331 Louise F. Thatcher, Brendan N. Kidd, and Karam B.
Singh 5.2.1.5 Medicago truncatula as a model host for genetic and molecular dissection of resistance to Rhizoctonia solani 340 Jonathan P. Anderson, Brendan N. Kidd, and Karam B. Singh 5.2.
1.6 Phosphorus control of plant interactions with mutualistic and pathogenic microorganisms: a mini-review and a case study of the Medicago truncatula B9 mutant 346 Elise Thalineau, Carine Fournier, Sylvain Jeandroz, and Hoai-Nam Truong 5.2.1.7 The Medicago truncatula-Ralstonia solanacearum pathosystem opens up many research perspectives 355 Fabienne Vailleau 5.2.2 Aphid stress: introduction 362 Frans J. de Bruijn 5.
2.2.1 Medicago truncatula -aphid interactions 363 Lars G. Kamphuis, Ling-Ling Gao, Colin G.N. Turnbull, and Karam B. Singh 5.2.
2.2 Medicago truncatula -pea aphid interaction in the context of global climate change 369 Yucheng Sun, Huijuan Guo, and Feng Ge 5.2.3 Interactions with other pathogens and parasites: introduction 377 Frans J. de Bruijn 5.2.3.1 Characterization of defense mechanisms to parasitic plants in the model Medicago truncatula 378 M.
Ángeles Castillejo, M ónica Fern ández-Aparicio, and Diego Rubiales 5.2.3.2 Medicago truncatula host/nonhost legume rust interactions 384 Maria Carlota Vaz Patto and Diego Rubiales 5.2.3.3 Medicago truncatula as a model to study powdery mildew resistance 390 Nicolas Rispail, Elena Prats, and Diego Rubiales 5.2.
3.4 Antifungal defensins from Medicago truncatula : structure-activity relationships modes of action and biotech applications 398 Siva L.S. Velivelli, Kazi T. Islam, and Dilip M. Shah 5.2.3.
5 Leaf me alone: Medicago truncatula defenses against foliar lepidopteran herbivores 409 Jacqueline C. Bede Section 6: The Medicago truncatula-Sinorhizobium meliloti symbiosis 429 6.1 Symbiotic nitrogen fixation: introduction 431 Frans J. de Bruijn 6.2 Signaling and early infection events in the rhizobium-legume symbiosis: introduction 432 Frans J. de Bruijn 6.2.1 The role of the flavonoid pathway in Medicago truncatula in root nodule formation.
A revi.