BSPP Presidential Meeting 2000

Plant-pathogen Interactions:
Understanding Mechanisms of Resistance and Pathogenicity for Disease Control

Offered Posters -I

Fungicidal resistance to Diplocarpon rosae
Ali, A & Hall, A M

Interactions between host roots and plant-parasitic nematodes
M.R. Armstrong, B. Banks, P. Birch, J. Jones, M.S. Phillips, J. Wishart and V.C. Blok

Building physical maps of Erwinia carotovora subspecies to compare their genomic organisation and to identify novel pathogenicity and host range-related genes
Avrova A, Bell KS, Waugh R, Milbourne D, Toth IK, Dellagi A, De Jong W, Hyman L, Bryan G and Birch PRJ

Biological properties of two Moroccan isolates of barley yellow dwarf virus-PAV
B. Bencharki and M. El Yamani

Identification and differentiation of Erwinia carotovora subspecies using 16S-23S ribosomal spacer PCR-RFLP and AFLP
Anna O Avrova, Lizbeth J Hyman, Rachel L Toth and Ian K Toth

The Erwinia amylovora type III secretion chaperone DspB is necessary to stabilize DspA production
Barny Marie-anne and Gaudriault Sophie

Molecular mapping of the Rph7.g leaf rust resistance gene in barley (Hordeum vulgare L.)
S. Brunner, B. Keller and C. Feuillet

Analysis of Differential Gene Expression in Ralstonia solanacearum using a cDNA-AFLP approach
Kirsty Bryant and Mark Bailey

The distribution of avr / vir genes in Pseudomonas syringae legume pathogens
Dianne Butcher

Pathogenicity and Resistance in Xanthomonas blight of cassava
Cooper, R.M., Kemp, B., Day, R., Gomez-Vasquez, R. and Beeching, J.R.

Offered Posters -II

Plate, tube and immuno-chromatographic assays for detection and quantification of Botrytis cinerea in plant tissues and grape juice
Frances M. Dewey (Molly), Ulla Meyer, Chris Danks & Ian Barker

Identification and characterisation of host factors controlling susceptibility to plant viruses
David Edge and Sue Angell
Department of Virus Research, John Innes Centre, Colney Lane, Norwich, NR4 7UH.

Structure/function analysis of Rx.- Conserved sequences within the ARC domain of Rx are involved in negative regulation of the disease resistance response
Garry Farnham and David C.Baulcombe

Mycosphaerella fijiensis disease development in leaves on whole plants and in a detached leaf assay
Jill Foundling, Michaela Corsten, Naomi A. Pain

HXC2, a new component of the eds-1 pathway leading to resistance in Arabidopsis ?
Godard Franois, Fabienne Persello-Cartieaux, Lummerzheim Marie, Balagu Claudine, and Roby Dominique

Form and concentration of nitrogen affects resistance of wheat (Triticum aestivum cv Brigadier) to Septoria nodorum
J. L. M. Greenhouse, R. Sylvester-Bradley, J. F. Farrar

Mapping the Atr1 Locus: An Avirulence Gene in Peronospora parasitica
Laura Grenville, Anne Rehmany, Nick Gunn, Eric Holub, Chris Caten and Jim Beynon

In planta expressed genes in the interaction between Gaeumannomyces graminis and cereals
Morgane Guilleroux and Anne Osbourn

Artificial induction of a Cf9/Avr9 mediated HR induces enhanced resistance to Leptosphaeria maculans in Brassica napus L
Caroline Hennin, Monica Hfte and Elke Diederichsen

Effect of plant age on resistance to snow mould in perennial rye-grass and expression of PR genes
Ingerd Hofgaard, Leslie A. Wanner and Anne Marte Tronsmo

Offered Posters -III

The identification and characterisation of genes involved in appressorium formation and function in the rice blast fungus Magnaporthe grisea
Lucy J. Holcombe and Nicholas J. Talbot

A Molecular Study of the Type III Secretion System in the Potato Pathogen Erwinia carotovora subsp. atroseptica
Maria C. Holeva, Anna Avrova, Kenneth Bell, Glenn Bryan, Richard Parsons, Ian Toth, Paul Birch

A second resistance gene that confers AVR9 recognition in Lycopersicon pimpinellifolium is distinct from Cf-9 and reveals intragenic recombination between Cf-9 homologues
Renier van der Hoorn, Marco Kruijt, Pierre de Wit and Matthieu Joosten

Comparison of A group and B group Leptosphaeria maculans ascospores germination and infection on oilseed rape
Y.J. Huang, J.S. West, B.D.L. Fitt, A.M. Hall

Initial events in the colonisation of tomatoes by Oidium lycopersici, a distinct powdery mildew fungus of Lycopersicon species
Hannah Jones, John Whipps, Tim Carver, Barry Thomas, Sarah Gurr

Purification of oligochitin elicitor-binding protein from plasma membrane of rice cells and survey of its gene
Hanae Kaku, Eiichi Minami and Naoto Shibuya

Characterisation and cloning of a wide spectrum nematode resistance gene (Hero) of tomato (Lycopersicon esculentum L.)
Kumar, A., Ernst, K., Sobczak, M., Phillips, M., Ganal, M.

Analysis of Bax-induced cell death and N-mediated hypersensitive response to TMV
Christophe Lacomme, Simon Santa Cruz

Systemic resistance to anthracnose disease in cowpea seedlings treated with acibenzolar-S-methyl
Olu Latunde-Dada and John Lucas

Inhibition of phenylpropanoid metabolism breaks non-host resistance in wheat
Loades C.J. and Barber M.S.

Offered Posters -IV

Virus-induced gene silencing in a high throughput system to identify genes involved in Rx- and pto-mediated resistance
Rui Lu , Abdelhafid Bendahmane and David Baulcombe

Cloning and characterisation of avirulence gene Avr2 of Cladosporium fulvum
Rianne Luderer, Frank L.W. Takken, Suzan H.E.J. Gabrils, Pierre J.G.M. de Wit and Matthieu H.A.J. Joosten

Compatible powdery mildew infection suppress the hypersensitive response to incompatible mildew in Mla-1 resistant barley.
M. F. Lyngkjr and T. L. W. Carver

Morphological and molecular identification of Pythium species pathogenic to common beans in Uganda
J. Mukalazi, G. White, S. Muthumeenakshi, T. Pettitt, J. Carder, R. Buruchara, . Adipala & N.J. Spence

Natural variation in Arabidopsis reveals multi-component resistance to the downy mildew Peronospora parasitica(At) isolate Cala2
Lucy Nott, Eva Sinapidou, Kevin Williams, Eric Holub and Jim Beynon

Transient expression of the green fluorescent protein in Nicotiana benthamiana mimics pathogen attack?
Anthony Page and Sue Angell

Identification of genes required for N-mediated resistance against TMV by virus-induced gene silencing
Jack R Peart, Rui Lu, Graeme Cook, Jane Parker and David C Baulcombe

The role of alkylresorcinols in protection of cereal seedlings against infection of some pathogenic fungi
Stanisław J. Pietr, Teresa Lewicka, Robert Żarnowski

Biochemistry of the tomato disease resistance gene Cf-2
Rebecca L. Poole, Paul Seear and Mark S. Dixon.

Type III Secretion in Root-Colonising Pseudomonas
Gail M. Preston, Nicolas Bertand, Claire Linney and Paul Rainey

Offered Posters -V

The Molecular and Cellular Basis of Spore Adhesion in Colletotrichum lindemuthianum
Sarah L. Rawlings, H. Bleddyn Hughes, Richard J. OConnell, Jonathan R. Green

Progress towards cloning an avirulence gene from Arabidopsis thalliana downey mildew (Peronospora parasitica (At))
Anne Rehmany, Laura Grenville, Nick Gunn, Eric Holub and Jim Beynon

Histological and cytological expression of the host parasite specificity in Lactuca spp. - Bremia lactucae interaction
Sedlov Michaela & Lebeda Ale

Molecular analysis of Avra12 in the barley powdery mildew pathogen, Erysiphe graminis fsp.hordei
Paraskevi Skamnioti, Christopher J. Ridout and James K.M. Brown

Light and electron microscopy of the compatible interaction between Arabidopsis and downy mildew pathogen Peronospora parasitica
E. Mine Soylu, Soner Soylu and John Mansfield

Histochemical localisation of hydrogen peroxide during compatible and incompatible interaction between Arabidopsis and Peronospora parasitica
E. Mine Soylu, Soner Soylu and John Mansfield

mlo-Resistance to Barley Powdery Mildew: Instability After Stress
Keith Stewart and Sarah Gurr

Effects of fungicide seed and spray treatments on the progress of septoria leaf blotch (Mycosphaerella graminicola) on winter wheat
Wanzhong Tan, Bruce Fitt

Expression of elicitor responsive genes in rice plants
Shigeru Tanabe, Mitsuo Okada, Eiichi Minami and Naoto Shibuya

Avirulence and virulence functions of effector proteins produced by Pseudomonas syringae
George Tsiamis, Rob Jackson, Alan Vivian and John Mansfield

Offered Posters -VI

Identification and characterisation of two metallothionein-encoding genes from the rice blast fungus, Magnaporthe grisea
Sara L. Tucker and Nicholas J. Talbot

Rhizoctonia: Cerberus in the paddy fields: A new perspective on rice sheath diseases and their causal organisms
H. C. Turner M. A. Rutherford and U. D. Singh

Detection and diversity of Fusarium solani f.sp. phaseoli from common beans in south-western Uganda
G. Tusiime, J. H. Carder, R. A. Buruchara, E, Adipala, N. Spence, C. L. Grant and S. Mayanja

Basis of differences in aggressiveness between Microdochium nivale isolates on rye grass
Leslie A. Wanner, Nina Lynnebakken, Gunhild Hageskal, Ingerd Skow Hofgaard, Anne Marte Tronsmo

Geminiviral AC2, a pathogenicity determinant
R Van Wezel, H Liu, Po Tien, J Stanley and Y Hong

Influence of Pseudomonas fluorescens strain PSR 21 on the alkylresorcinols composition in barley and their potential antifungal activity
Robert Żarnowski, Yoshikatsu Suzuki, Włodzimierz Kita, Isamu Yamaguchi, Teresa Lewicka, Stanisław J. Pietr

Extracellular matrix and surface attachment of Stagonospora nodorum sporelings: an immunocytochemical analysis
Einat Reichert-Zelinger, Molly Dewey and Chris Hawes

Isolation of genes induced during compatible interactions between leaf rust (Puccinia recondita) and wheat
Lin Zhang and Matt Dickinson

Walking into the unknown: a "step down" PCR-based technique leading to the direct sequence analysis of flanking genomic DNA
Ziguo Zhang and Sarah Jane Gurr

A pharmacological and molecular approach to the study of signal transduction in the barley powdery mildew fungus
Ziguo Zhang, Gemma Priddey, Pushpa Chaure, Alison Hall, Emma Perfect, Sarah Gurr

PR-10 genes of the apple seedlings : analysis of regulation and spatio-temporal expression after induction by acibenzolar-S-methyl (an analogue of salicylic acid)
Ziadi Smal, PouparD Pascal, Brisset Marie-Nolle, Simoneau Philipp