Symbiosis & Cooperation Group and Program for A.D. White Professors-at-Large

Microbial Friends & Foes:
Cooperation and Conflict
in Interspecific Associations

Tuesday, September 25
G10 Biotechnology Building

8:30 - 9:00 Poster set-up and coffee
9:00 - 9:15 Immune physiology of the Caribbean sea fan Gorgonia ventalina to pathogens and environmental stress
Colleen A. Burge1, Morgan E. Mouchka1, C. Drew Harvell1 & Steven Roberts2
1Ecology and Evolutionary Biology, Cornell University, 2School of Aquatic & Fishery Sciences, University of Washington
9:15 - 9:30 Identification of symbiotic-specific genes reveals a role for host immunity in a cnidarian-dinoflagellate mutualism
Morgan E. Mouchka1, E.M. Lehnert2, M.S. Burriesci2, J. Schwarz3 & J.R. Pringle2
1Ecology and Evolutionary Biology, Cornell University, 2Genetics, Stanford University School of Medicine, 3Biology, Vassar College
9:30 - 9:45 The ins and outs of bacterial flagellin perception reveal a fundamental difference in the innate immune systems of plants and mammals
Hai-Lei Wei, Suma Chakravarthy, Jay Worley & Alan Collmer
Plant Pathology and Plant-Microbe Biology
9:45 - 10:00 Gibberellin-DELLA signaling: A key component in establishing functional arbuscular mycorrhizas
Daniela S. Floss, Julien G. Levy, Hee-Jin Park, Lauren N. Carley & Maria J. Harrison
Boyce Thompson Institute for Plant Research
10:00 - 11:00 Poster session and coffee
11:00 - 11:15 Costs and benefits of a male-killing Wolbachia
Robert L. Unckless1 & John Jaenike2
1Molecular Biology & Genetics, and Entomology, Cornell University, 2Biology, University of Rochester
11:15 - 11:30 Host range of the Spiroplasma defensive bacterial endosymbiont in Drosophila and transfer of phenotypic effects
Tammy Haselkorn1, Sarah Cockburn2, Finn Hamilton2, Steve Perlman2 & John Jaenike1
1Biology, University of Rochester, 2Biology, University of Victoria
11:30 - 11:45 The inconstant gut microbiota of Drosophila species revealed by 16S rRNA gene analysis
John M. Chaston, Chun-nin (Adam) Wong & Angela Douglas
11:45 - 12:00 How the intestinal fatty acid propionate inhibits salmonellosis: Repressing invasion by post-translational control of HilD
Chien-Che Hung & Craig Altier
Population Health and Diagnostic Sciences
12:00 - 1:30 Poster session and lunch
1:30 - 1:45 Deletion of effector gene cluster VIII from Pseudomonas syringae pv. tomato (Pto) DC3000D28E, an effector polymutant of Pto DC3000
Suma Chakravarthy & Alan Collmer
Plant Pathology and Plant-Microbe Biology
1:45 - 2:00 Citrus Greening: Devastating disease caused by a reduced genome bacterium and potential control through endosymbiont manipulation
Magdalen Lindeberg, Wayne Hunter & Surya Saha
Plant Pathology and Plant-Microbe Biology
2:00 - 2:15 Tools for taxonomic classification of 16S/ITS and whole genome shotgun metagenomes
Surya Saha & Magdalen Lindeberg
Plant Pathology and Plant-Microbe Biology
2:15 - 3:00 Coffee and informal discussion
4:00 pm Animals as complex communities: Making peace with trillions of microbial partners
Margaret McFall-Ngai, A.D. White Professor-at-Large
Medical Microbiology and Immunology, University of Wisconsin

Plants versus Pathogens: Vegevaders – a Game of Infiltration and Detection
Bryant Adams, Candace Collmer, Magdalen Lindeberg, and Alan Collmer
Plant Pathology & Plant-Microbe Biology
Dissecting the role of ABC transporters during AM symbiosis in Medicago truncatula
Armando Bravo, Quan Zhang, and Maria Harrison
Boyce Thompson Institute for Plant Research
Characterization of Trichodesmium-associated viral communities
Julia M. Brown and Ian Hewson
Computational and molecular identification of Xanthomonas oryzae TAL effector targets in rice
Raul Andres Cernadas, E. Doyle, L. Wang, C. Schmidt, and A.J. Bogdanove
Plant Pathology & Microbiology, Iowa State University

Anti-flagellin IgA quenches motility of commensal gut bacteria
Tyler Cullender, Jeffrey Werner, Largus Angenent, Daniel Peterson, Andrew Gewirtz, Ruth Ley

Experimental manipulations of nest-dwelling bacteria: effects on egg defenses and nestling immune status in wild tree swallows
Anna M. Forsman
Ecology & Evolutionary Biology

Host genetic control of the human gut microbiome
Julia K. Goodrich1,2, Ran Blekhman1,3, Omry Koren1,2, Michelle Beaumont4, Jordana T. Bell4, Timothy D. Spector4, Andrew G. Clark1, and Ruth E. Ley1,2
1Microbiology, Cornell University, 2Molecular Biology & Genetics, Cornell University, 3Neurology & Neuroscience, Weill Cornell Medical College, 4Twin Research & Genetic Epidemiology, King’s College, London, U.K.
Circular ssDNA viruses in aquatic metazoa: Identification and dynamics amongst natural populations
Ian Hewson
The role of the Drosophila gut microbiota in immune system induction and pathogen defense
Virginia M. Howick, Angela E. Douglas, and Brian P. Lazzaro
Chromosome organization and genome assembly in Epulopiscium sp. type B
Elizabeth Hutchison and Esther Angert
Polyphosphoinositides in membrane interface formation during arbuscular mycorrhizal fungi symbiosis
Sergey Ivanov and Maria J. Harrison
Boyce Thompson Institute for Plant Research

Changes to the gut microbiome during pregnancy
Omry Koren, J.K. Goodrich, T.C. Cullender, A. Spor, K. Laitinen, H. Backhed, A. Gonzalez, J.J. Werner, L.T. Angenent, R. Knight, F. Backhed, E. Isolauri, S. Salminen, and R.E. Ley

Fingerprinting facultative endosymbiont genome evolution using PAML and the gene ontology
Stephen J. Mondo and Teresa E. Pawlowska
Plant Pathology & Plant-Microbe Biology

Correlation of salivary amylase levels with gut microbiome composition
Angela C. Poole, Nicholas B. Scalfone, Wei Zhang, & Ruth E. Ley

Shared amino acid metabolism between the Pea aphid and their bacterial symbionts, Buchnera aphidicola
Calum W. Russell, Anton Poliakov, Klaas van Wijk, and Angela E. Douglas
Targeted genome reconstruction strategy for endosymbionts in eukaryotic meta-genomes
Surya Saha1, Wayne B. Hunter2, and Magdalen Lindeberg1
1Plant Pathology & Plant-Microbe Biology, Cornell University, 2USDA-ARS, US Horticultural Research Laboratory, Fort Pierce
Host-induced gene silencing in the arbuscular mycorrhizal symbiosis
Alexa Schmitz and Maria Harrison
Boyce Thompson Institute for Plant Research
Mycoplasma-related endobacteria of arbuscular mycorrhizal fungi: distribution, molecular diversity, and evolutionary history
Kevin H. Toomer1, X. Chen1, M. Naito1, S.J. Mondo1, J.B. Morton2, Y. Lekberg3, and T.E. Pawlowska1
1Plant Pathology & Plant-Microbe Biology, Cornell University, 2Plant & Soil Sciences, West Virginia University, 3Ecosystem & Conservation Sciences, University of Montana

For more information contact
Teresa Pawlowska (tep8) & Esther Angert (era23)