January-February 1993

Volume 6, Number 1

Commentary: A Proposal for a Uniform Genetic Nomenclature for Avirulence Genes in Phytopathogenic Pseudomonads. Alan Vivian, John Mansfield. Pages 9-10. DOI: 10.1094/MPMI-6-009   VIEW ABSTRACT   |    VIEW ARTICLE

Accumulation of Cell-Associated β(1-2)-Glucan in Rhizobium meliloti Strain GR4 in Response to Osmotic Potential. María J. Soto, Viviana Lepek, José Olivares, and Nicolás Toro. Pages 11-14. DOI: 10.1094/MPMI-6-011   VIEW ABSTRACT   |    VIEW ARTICLE

Extracellular Protein Elicitors from Phytophthora: Host-Specificity and Induction of Resistance to Bacterial and Fungal Phytopathogens. Sophien Kamoun, Mary Young, Christopher B. Glascock, and Brett M. Tyler. Pages 15-25. DOI: 10.1094/MPMI-6-015   VIEW ABSTRACT   |    VIEW ARTICLE

High-Resolution Linkage Analysis and Physical Characterization of the Pto Bacterial Resistance Locus in Tomato. Gregory B. Martin, M. Carmen de Vicente, and Steven D. Tanksley. Pages 26-34. DOI: 10.1094/MPMI-6-026   VIEW ABSTRACT   |    VIEW ARTICLE

Characterization of a 5-Aminolevulinic Acid Synthase Mutant of Azorhizobium caulinodans ORS571. K. Pawlowski, S. P. Gough, C. G. Kannangara, and F.J. de Bruijn. Pages 35-44. DOI: 10.1094/MPMI-6-035   VIEW ABSTRACT   |    VIEW ARTICLE

Impeded Phloem-Dependent Accumulation of the Masked Strain of Tobacco Mosaic Virus. Richard S. Nelson, Guoxuan Li, Richard A. J. Hodgson, Roger N. Beachy, and Michael H. Shintaku. Pages 45-54. DOI: 10.1094/MPMI-6-045   VIEW ABSTRACT   |    VIEW ARTICLE

Genetic Analysis of the Rhizobium meliloti exoYFQ Operon: ExoY is Homologous to Sugar Transferases and ExoQ Represents a Transmembrane Protein. P. Müller, M. Keller, W. M. Weng, J. Quandt, W. Arnold, and A. Pühler. Pages 55-65. DOI: 10.1094/MPMI-6-055   VIEW ABSTRACT   |    VIEW ARTICLE

Electrophoretic Karyotypes of Tilletia caries, T. controversa, and Their F₁ Progeny: Further Evidence for Conspecific Status. Brian W. Russell, Dallice Mills. Pages 66-74. DOI: 10.1094/MPMI-6-066   VIEW ABSTRACT   |    VIEW ARTICLE

Suppression of Endochitinase, β-1,3-Endoglucanase, and Chalcone Isomerase Expression in Bean Vesicular-Arbuscular Mycorrhizal Roots Under Different Soil Phosphate Conditions. Marcio R. Lambais, Mona C. Mehdy. Pages 75-83. DOI: 10.1094/MPMI-6-075   VIEW ABSTRACT   |    VIEW ARTICLE

Molecular Cloning and Analysis of Abundant and Stage-Specific mRNAs from Puccinia graminis. Zhanjiang Liu, Les J. Szabo, and William R. Bushnell. Pages 84-91. DOI: 10.1094/MPMI-6-084   VIEW ABSTRACT   |    VIEW ARTICLE

Transformed Plants Producing Opines Specifically Promote Growth of Opine-Degrading Agrobacteria. Pierre Guyon, Annik Petit, Jacques Tempé, and Yves Dessaux. Pages 92-98. DOI: 10.1094/MPMI-6-092   VIEW ABSTRACT   |    VIEW ARTICLE

ExoB Mutants of Bradyrhizobium japonicum with Reduced Competitiveness for Nodulation of Glycine max. Martin Parniske, Kerstin Kosch, Dietrich Werner, and Peter Müller. Pages 99-106. DOI: 10.1094/MPMI-6-099   VIEW ABSTRACT   |    VIEW ARTICLE

Flavonoid Inducers of Nodulation Genes Stimulate Rhizobium fredii USDA257 to Export Proteins into the Environment. Hari B. Krishnan, Steven G. Pueppke. Pages 107-113. DOI: 10.1094/MPMI-6-107   VIEW ABSTRACT   |    VIEW ARTICLE

Grasshopper, a Long Terminal Repeat (LTR) Retroelement in the Phytopathogenic Fungus Magnaporthe grisea. Katherine F. Dobinson, Richard E. Harris, and John E. Hamer. Pages 114-126. DOI: 10.1094/MPMI-6-114   VIEW ABSTRACT   |    VIEW ARTICLE

pSym nod Gene Influence on Elicitation of Peroxidase Activity from White Clover and Pea Roots by Rhizobia and Their Cell-Free Supernatants. Janet L. Salzwedel, Frank B. Dazzo. Pages 127-134. DOI: 10.1094/MPMI-6-127   VIEW ABSTRACT   |    VIEW ARTICLE

Rhizobium meliloti Mutants with Decreased DAHP Synthase Activity are Sensitive to Exogenous Tryptophan and Phenylalanine and Form Ineffective Nodules. John G. Jelesko, Jimmie C. Lara, and John A. Leigh. Pages 135-143. DOI: 10.1094/MPMI-6-135   VIEW ABSTRACT   |    VIEW ARTICLE

Multiple Copies of virG Allow Induction of Agrobacterium tumefaciens vir Genes and T-DNA Processing at Alkaline pH. Chang-Nong Liu, Todd R. Steck, Lillian L. Habeck, Jill A. Meyer, and Stanton B. Gelvin. Pages 144-156. DOI: 10.1094/MPMI-6-144   VIEW ABSTRACT   |    VIEW ARTICLE

Reserach Notes A Single Amino Acid Change in Tobacco Mosaic Virus Replicase Prevents Symptom Production. Dennis J. Lewandowski, William O. Dawson. Pages 157-160. DOI: 10.1094/MPMI-6-157   VIEW ABSTRACT   |    VIEW ARTICLE