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SUNDAY, DECEMBER 6TH
12:00
REGISTRATION
18:00 - 20:00
WELCOME COCKTAIL
MONDAY, DECEMBER 7TH
8:30 - 9:30
OPENING SESSION
8:45 - 9:30
LECTURE
Michael Udvardi. The Samuel Roberts Noble Foundation, USA
Nitrogen crises in agriculture and potential solutions
9:30 - 10:40 SESSION: GENOMICS I Chair: David Romero
9:30 - 10:00
Robert J. Schmitz. University of Georgia, USA
Epigenomics of determinate and indeterminate nodulation in Glycine max, Phaseolus vulgaris and Medicago truncatula
10:00 - 10:20
Michael F. Hynes. University of Calgary, Canada
Conjugative plasmids of Rhizobium leguminosarum bv. viciae VF39SM
10:20 - 10:40
Humberto Peralta. Centro de Ciencias Genómicas, México
Global genomic analysis of rhizobial strains isolated from bean seeds
10:40 - 11:10
COFFEE BREAK
11:10 - 13:10 SESSION: DEVELOPMENT AND PHYSIOLOGY I Chair: Otto Geiger
11:10 - 11:40
Otto Geiger. Centro de Ciencias Genómicas, México
Formation, turnover, and function of bacterial membrane lipids
11:40 - 12:10
Kathryn M. Jones. Florida State University, USA
Sinorhizobium meliloti infection thread formation on host plants depends on the succinylation status, but not the molecular weight distribution, of the bacterial exopolysaccharide succinoglycan
12:10 - 12:30
Barbara Nova-Franco. The Samuel Roberts Noble Foundation, USA
The microRNA 172c / AP2-1 node is a key regulator of the common bean - Rhizobium etli nitrogen-fixing symbiosis
12:30 - 12:50
Siva Sankari. State University of New York at Buffalo, USA
The iron transporter FeoAB is essential in symbiosis with soybean
12:50 - 13:10
Paul Price. Brigham Young University, USA
Rhizobial peptidase HrrP cleaves host-encoded NCR signaling peptides and mediates symbiotic compatibility
13:10 - 14:30
LUNCH
14:30 - 16:50 SESSION: SIGNALING Chair: Gary Stacey
14:30 - 15:00
Gary Stacey. University of Missouri, USA
Soybean resources for the study of symbiotic nitrogen fixation
15:00 - 15:30
Sen Subramanian. South Dakota State University, USA
Did root nodules evolve from shoot lateral organs? Evidence from transcriptomics and miR160 action in soybean
15:30 - 15:50
Katharyn Affeldt. University of Wisconsin-Milwaukee, USA
The role of a rhizobial ABC transporter in biofilm formation and colonization of legume and cereal hosts.
15:50 - 16:10
Jesús Montiel. Biological Research Center HAS, Hungary
Terminal bacteroid differentiation is associated with variable morphological changes in legume species belonging to the
inverted repeat-lacking clade
16:10 - 16:30
Mandana Miri. University of Western Ontario, Canada
Too many invasions: cytokinin-ethylene crosstalk regulates bacterial infection in Lotus japonicus
16:30 - 16:50
Oswaldo Valdés-López. FES Iztacala - UNAM, México
Common symbiotic signaling sathway: filling the gaps to understand the early events of the symbiotic interaction between
legumes and rhizobia
17:00 - 19:00 POSTERS SESSION
TUESDAY, DECEMBER 8TH
8:30 - 10:40 SESSION: GENOMICS II Chair: Louis S. Tisa
8:30 - 9:00
Louis S. Tisa. University of New Hampshire, USA
Genes, genomes and genetics of Frankia and nonFrankia actinobacteria involved in the actinorhizal symbiosis.
9:00 - 9:30
Víctor González. Centro de Ciencias Genómicas, México
Population genomics of Rhizobium associated to common bean (P. vulgaris)
9:30 - 10:00
Ann M. Hirsch. University of California-Los Angeles, USA
Symbiotic Burkholderia−what we know and what we don’t know
10:00 - 10:20
Shaun J. Curtin. University of Minnesota, USA
Experimental validation of novel nodulation candidate genes identified by GWAS in Medicago truncatula
10:20 - 10:40
Damien Formey. Centro de Ciencias Genómicas, México
Regulation of symbiotic nitrogen fixation by small RNAs in Phaseolus vulgaris: new protagonists
10:40 - 11:10
COFFEE BREAK
11:10 - 13:30 SESSION: DEVELOPMENT AND PHYSIOLOGY II Chair: Turlough Finan
11:10 - 11:40
Turlough Finan. McMaster University, Canada
Towards the minimal symbiotic genome of Sinorhizobium meliloti
11:40 - 12:10
Maria J. Delgado. Estación Experimental del Zaidín,Spain
Nitric oxide and nitrous oxide metabolism in the Glycine max-Bradyrhizobium japonicum symbiosis
12:10 - 12:30
Christina Stonoha. University of Massachusetts Amherst, USA
Alternative termination of transcription generates a specialised SNARE protein at the plant-microbe symbiotic interface
12:30 - 12:50
Laurie Amenc. INRA, UMR Eco&Sols, France
Localization of the gene expression purple acid phosphatase in the nodule of Phaseolus vulgaris
12:50 - 13:10
Ivan Oresnik. University of Manitob, Canada
Low molecular weight succinoglycan and cyclic β(1-2) glucan production plays a role in pH tolerance in Sinorhizobium meliloti
13:10 - 13:30
Gyaneshwar Prasad. University of Wisconsin - Milwaukee, USA
Exploring the rhizobial interactions with non-nodulating legume Gleditsia triacanthos L.
13:30 - 15:00
LUNCH
FREE TIME
WEDNESDAY, DECEMBER 9TH
8:30 - 10:40 SESSION: AGRICULTURAL APPLICATIONS Chair: Douglas Cook
8:30 - 9:00
Douglas Cook . University of California-Davis, USA
Biogeography and population genomics of wild microbiomes at the origin of agriculture and their domestication-related shifts.
9:00 - 9:30
Yaacov Okon. Hebrew University of Jerusalem, Israel
Azospirillum brasilense, plant growth promotion abilities, commercial applications and historical research perspectives.
9:30 - 10:00
Jean Jacques Drevon. INRA, UMR Eco&Sols, France
Phosphorus use efficiency in symbiotic N2 fixation for coupling bio-geochemical cycles in agrosystems with legumes
10:00 - 10:20
David Dent . Azotic Technologies Ltd, UK
Establishment of cereal and non-legume crop symbiotic nitrogen fixation by Gluconacetobacter diazotrophicus
10:20 - 10:40
Elena Beyhaut. Instituto Nacional de Investigación Agropecuaria, Uruguay
Both rhizobial inoculation technologies and soil properties affect N2-fixation efficiency of commercial soybeans in Uruguay
10:40 - 11:10
COFFEE BREAK
11:10 - 13:10 SESSION: DEVELOPMENT AND PHYSIOLOGY III Chair: Mark O’Brian
11:10 - 11:40
Mark R. O’Brian. State University of New York at Buffalo, USA
Adaptive strategies of Bradyrhizobium japonicum for iron acquisition and maintenance of homeostasis.
11:40 - 12:10
Dong Wang. University of Massachusetts Amherst, USA
An antimicrobial peptide essential for bacterial survival in the nitrogen-fixing symbiosis
12:10 - 12:30
Socorro Mesa. Estación Experimental del Zaidín,Spain
Critical elements for the negative regulation of the Bradyrhizobium diazoefficiens transcription factor FixK2
12:30 - 12:50
George C. diCenzo. McMaster University, Canada
Proline auxotrophy of Sinorhizobium meliloti results in a plant-specific Fix minus phenotype
12:50 - 13:10
Md Shakhawat Hossain. University of Missouri, USA
Tissue specific expression of two miRNAs (gma-miR171-1 and gma-miR171-2) negatively controls soybean nodulation by
targeting GRAS transcription factors
13:10 - 14:30
LUNCH
14:30 - 16:50 SESSION: EVOLUTION AND ECOLOGY Chair: Michael J. Sadowsky
14:30 - 15:00
Michael J. Sadowsky. University of Minnesota, USA
Survival, persistence and long-term competitiveness of Bradyrhizobium japonicum strains Introduced into soils – what it
means to be indigenous
15:00 - 15:30
Maren L. Friesen. Michigan State University, USA
Symbiotic Dimensions of Trifolium Biodiversity
15:30 - 15:50
Esperanza Martínez-Romero. Centro de Ciencias Genómicas, México
Prevalence, host preferences, symbiotic instability and genomes of Mexican beta- rhizobia and experimental evolution assays in alpha-rhizobia
15:50 - 16:10
Peter Young. University of York, UK
Redefining bacterial species: rhizobia lead the way
16:10 - 16:30
Pablo Vinuesa. Centro de Ciencias Genómicas, México
Revealing the magnitude of host effects on the structure of Rhizobiaceae communities inhabiting soils, root-surfaces and
nodules in a Mexican tropical forest
16:30 - 16:50
John W. Peters. Montana State University, USA
Nitrogen fixation gene diversity and evolution
19:00 - 24:00
BANQUET
THURSDAY, DECEMBER 10TH
DEPARTURE
POSTERS
P-1. Litzy Ayra, Mario Ramírez, Eduardo Ortega, Luis P. Íñiguez, Ricardo Cerda, Rosa Rodé, Sara I. Fuentes, Alfonso Leija and Georgina Hernández.
The bZIP transcription factor family from common bean: response to salinity stress in symbiotic nitrogen-fixing (SNF) plants
P-2. Laura Cervantes-de la Luz, Gonzalo Torres-Tejerizo, Eunice López-Fuentes and Susana Brom.
Two plasmids from the bean-nodulating Sinorhizobium fredii strain GR64 regulate each other’s conjugation genes.
P-3. Antonio González Sánchez, Ciro Alberto Cubillas Ramírez, Araceli Dávalos and Alejandro García de los Santos.
Understanding copper uptake in Gram-negative bacteria.
P-4. Raul Huertas-Ruz, Barbara Nova-Franco, Ivone Torres-Jerez and Michael Udvardi.
Genome-wide association study of nitrogen fixation traits using the Medicago truncatula HapMap population.
P-5. Daniel Hsieh, Vahid Hosseininaveh and Dr. Turlough M. Finan.
Exploring the function of the phosphate transport-Pit associated protein Pap in Sinorhizobium meliloti
P-6. Mariana López Sámano, Tomás Villaseñor Toledo, Araceli Dávalos and Alejandro García de los Santos.
An intriguing mode of pantothenate synthesis in Rhizobia
P-7. Sofía Martínez-Absalón, Susana Brom and David Romero
The challenge of setting up regulated expression systems in Rhizobium etli
P-8. Marianna Nagymihály, Teddy Jégu, Attila Szűcs, Moussa Benhamed, Attila Kereszt, Peter Mergaert and Éva Kondorosi.
Endoreduplication- and chromatin mediated regulation of gene expression in symbiotic nodule cells of Medicago truncatula
P-9. Ernesto Ormeño-Orrillo, Luis Servín-Garcidueñas, Marco Rogel, Doris Zúñiga-Dávila and Esperanza Martínez-Romero.
Comparative genomics of Bradyrhizobium strains isolated from Phaseolus beans
P-10. Olga M. Pérez-Carrascal, Dave VanInsberghe, Soledad Juárez, Martin F. Polz, Pablo Vinuesa and Víctor González.
Genomic differentiation in sympatric Rhizobium Populations Associated to Common Bean (Phaseolus vulgaris)
P-11. Zhenzhen Qiao, Mehrnoush Rey, Marc Libault.
A comprehensive study of the evolution of legume nodulation genes
P-12. Mario Ramirez, Luis Pedro Iñiguez, Sara Isabel Fuentes, Choura Talbi, Lourdes Girard , Francesca Sparvoli and Georgina Hernández.
Transcriptional analysis of oxidative- stressed common bean nodules elicited by Rhizobium etli expressing an heterologous globin (VHb)
P-13. Arina Shrestha, Alexandre Tromas, Loretta Ross and Krzysztof Szczyglowski.
The Lotus japonicus STYLISH gene family and its role during symbiotic root nodule formation
P-14. Hermenegildo Taboada Castro, Jaime A. Castro Mondragón, Omar A. Aguilar Vera, Heladia Salgado, Jacques Van Helden and Sergio Encarnación Guevara.
In silico genomic predicction of transcriptional start sites of Rhizobium etli CFN 42 and Sinorhizobium meliloti 1021 with the regulatory sequence
analysis tools (RSA tools).
P-15. Chouhra Talbi, Patricia Rivera, Susana Ropdríguez, Gabriela Guerrero, Luis Pedro Iñiguez, Mario Ramírez, Georgina Hernández and Lourdes Girard.
Gene expression and physiologycal analysis of the R. etli cbb3+ strain under drought condition
P-16. Osam Yañez, Mildred Castellanos and David Romero.
Biased gene conversion in Rhizobium etli is caused by preferential double-strand breaks on one of the recombining homologs.
P-17. Katie N. Adolphsen, Svetlana N. Yurge, Michael L. Kahn.
Expression of a unique putative Sinorhizobium medicae glyoxalase gene in S. meliloti increases its symbiotic effectiveness on Medicago truncatula
P-18. Samanta Bolzan de Campos, Martina Lardi, Gabriela Purtschert, Leo Eberl and Gabriella Pessi.
Role of type VI secretion systems in Burkholderia endosymbionts
P-19. Preetam Janakirama, Hwi Joong Yoon, Loretta Ross, and Krzysztof Szczyglowski.
The role of Lotus japonicus SUNERGOS1 during nodulation
P-20. Kata Terecskei, Edit Ábraham, Attila Szűcs, Éva Kondorosi, Attila Kereszt.
The incompatible interaction between Medicago truncatula A17 and Sinorhizobium meliloti RM41 induces early nodule senesce
P-21. Mohamed Lazali, Laurie Amenc, Samira Brahimi, Sidi Mohamed Ounane and Jean Jacques Drevon.
Are phosphatases involved in the regulation of symbiotic nitrogen fixation under phosphorus deficiency?
P-22. Susana Rodríguez, Chouhra Talbi and Lourdes Girard. Vitreoscilla vhb and uvrA genes: Functional analysis in Rhizobium etli.
P-23. Luis P. Íñiguez, Bárbara Nova-Franco, and Georgina Hernández.
Novel players in the AP2-miR172 regulatory network for common bean nodulation
P-24. Zhenzhen Qiao, Laurent Brechenmacher, Benjamin Smith, Gregory W. Strout, William Mangin, Christopher Taylor, Scott D. Russell, Gary Stacey
and Marc Libault.
Functional characterization of GmFWL1, a plasma membrane microdomain-associated protein regulating soybean nodulation
P-25. Matthew S Nelson, Chan Lan Chun, Michael J Sadowsk.
Sinorhizobium type IV secretion system effector proteins involved in nodulation on Medicago truncatula
P-26. Marlene Ortiz-Berrocal, Luis Lozano and Pallavolu Maheswara Reddy.
Potential of nodulation-specific autoactivated CCaMK for promoting rhizobial symbiosis in rice
P-27. Patricia Rivera, David Zamorano-Sánchez, Adrian Álvarez, Dimitris Georgellis and Lourdes Girard.
Functional analysis of the signal transduction mechanism of the oxygen-responsive two-component system hFixL-FxkR
P-28. Hien Nguyen Phuoc, Faruque Omar, Hiroki Miwa and Shin Okazaki.
Isolation and characterization of Bradyrhizobium elkanii mutants with altered nodulation compatibility with Vigna radiata
P-29. Ivonne Toledo, America Trujillo, and Esperanza Martinez-Romero.
Inoculation of seeds with mycorrhiza and growth promoting bacteria with application of organic substrates for the sustainable production of Jatropha
P-30. Bertrand Eardly, Peter van Berkum, and Patrick Elia.
Genetic structure in nitrogen-fixing symbionts of the Australian legume Trigonella suavissima
P-31. Seyed Abdollah Mousavi, Li Li, Gehong Wei, Leena Räsänen, Kristina Lindström.
Evolution and taxonomy of native mesorhizobia nodulating medicinal Glycyrrhiza species in China
P-32. Ivone Torres-Jerez, Rahul A. Bahulikar, Jagadeesh Mosali and Michael K. Udvardi.
Nitrogen-fixing bacteria associated with field-grown switchgrass