Projects

GENETICS, POPULATION BIOLOGY, AND HOST-PARASITE INTERACTIONS OF CEREAL RUST FUNGI AND THEIR DISEASES Appropriated (D)   Accession Number: 411723

WHEAT LEAF RUST GENOME SEQUENCING AND COMPARATIVE RESOURCES FOR RUST FUNGI Reimbursable (R)   Accession Number: 415024

MONITORING AERIAL TRANSPORT OF PHAKOPSORA PACHYRHIZI SPORES Reimbursable (R)   Accession Number: 411906

THE INCURSION OF NEW WHEAT STEM RUST RACES INTO THE UNITED STATES: PREPARATION THROUGH RESEARCH, EDUCATION AND EXTENSION Reimbursable (R)   Accession Number: 416557

MONITORING AERIAL TRANSPORT OF ASIAN PHAKOPSORA PACHYRHIZI SPORES (CLEMSON - SC) Specific Cooperative Agreement (S)   Accession Number: 412007

MONITORING AERIAL TRANSPORT OF ASIAN PHAKOPSORA PACHYRHIZI SPORES (FLORIDA) Specific Cooperative Agreement (S)   Accession Number: 412009

POPULATION GENETICS OF FUSARIUM GRAMINEARUM AND PUCCINIA GRAMINIS Specific Cooperative Agreement (S)   Accession Number: 409658

MONITORING AERIAL TRANSPORT OF ASIAN SOYBEAN RUST FUNGAL SPORES (IOWA) Specific Cooperative Agreement (S)   Accession Number: 414493

MONITORING AERIAL TRANSPORT OF ASIAN PHAKOPSORA PACHYRHIZI SPORES (LOUISIANA) Specific Cooperative Agreement (S)   Accession Number: 412005

MONITORING AERIAL TRANSPORT OF ASIAN SOYBEAN RUST FUNGAL SPORES (PSU) Specific Cooperative Agreement (S)   Accession Number: 414497

MONITORING AERIAL TRANSPORT OF ASIAN SOYBEAN RUST FUNGAL SPORES (OHIO) Specific Cooperative Agreement (S)   Accession Number: 414490

MONITORING ASIAN SOYBEAN RUST (PHAKOPSORA PACHYRHIZI) IN RAIN DEPOSITION SAMPLES (ILLINOIS) Specific Cooperative Agreement (S)   Accession Number: 411012

Publications

Development and characterization of expressed sequence tag (EST)-derived microsatellite markers for the wheat stem rust fungus, Puccinia graminis f.sp. tritici - (Peer Reviewed Journal)

Zhong, S., Leng, Y., Friesen, T.L., Faris, J.D., Szabo, L.J. 2009. Development and characterization of expressed sequence tag (EST)-derived microsatellite markers for the wheat stem rust fungus, Puccinia graminis f.sp. tritici. Phytopathology doi 10.1094/ PHYTO-99-3-0282-0289

Patterns of Phakopsora pachyrhizi spore deposition detected in North America rain and their use to calibrate IAMS soybean rust forecasts in 2007 - (Abstract)

Barnes, C.W., Szabo, L.J., Isard, S.A., Ariatti, A., Tenuta, A.U., Hambleton, S., Tropiano, R., Bowersox, V.C., Claybrooke, R., Lehmann, C. 2008. Patterns of Phakopsora pachyrhizi Spore Deposition Detected in North America Rain and Their Use to Calibrate IAMS Soybean Rust Forecasts in 2007 [abstract]. Phytopathology. 98:518.

Virulence evolution within the Ug99 lineage - (Abstract) - (26-Jun-08)

Assessing Population Structure of the Most Prevalent North American Races of Puccinia graminis f. sp. tritici Using Molecular Markers - (Abstract)

Stoxen, S., Szabo, L.J. 2008. Assessing Population Structure of the Most Prevalent North American Races of Puccinia graminis f. sp. tritici Using Molecular Markers [abstract]. Phytopathology. 98:5152.

Ug99 Surveillance: Current status, evolution and migration of the Ug99 lineage - (Abstract) - (22-May-08)

Detection of Virulence to Resistance Gene Sr24 within Race TTKS of Puccinia graminis f. sp. tritici - (Peer Reviewed Journal)

Jin, Y., Szabo, L.J., Pretorious, Z., Singh, R., Fetch, Jr., T. 2008. Detection of Virulence to Resistance Gene Sr24 within Race TTKS of Puccinia graminis f. sp. tritici. Plant Disease. 92:923-926.

MOLECULAR VARIABILITY OF A MINNESOTA POPULATION OF PHOMA MEDICAGINIS VAR. MEDICAGINIS, THE CAUSAL AGENT OF SPRING BLACK STEM AND LEAF SPOT OF ALFALFA - (Peer Reviewed Journal)

Castell-Miller, C., Szabo, L.J., Gale, L.R., O'Neill, N.R., Samac, D.A. 2008. Molecular variability of a Minnesota population of Phoma medicaginis var. medicaginis, the causal agent of spring black stem and leaf spot of alfalfa. Canadian Journal of Plant Pathology. 30:85-96.

Genetical Genomic Dissection of Stem Rust Infection in Barley - (Abstract)

Lauter, N.C., Moscou, M.J., Rodriguez, J.E., Fuerst, G.S., Steffenson, B.J., Jin, Y., Szabo, L.J., Wise, R.P. 2007. Genetical Genomic Dissection of Stem Rust Infection in Barley [abstract]. Annual International Plant & Animal Genome Conference. Book of Abstracts. p. 17.

DEVELOPMENT OF SIMPLE SEQUENCE REPEAT MARKERS FOR THE PLANT PATHOGENIC RUST FUNGUS, PUCCINIA TRITICINA - (Peer Reviewed Journal)

Szabo, L.J., Kolmer, J.A. 2007. Development of Simple Sequence Repeat Markers for the Plant Pathogenic Rust Fungus, Puccinia triticina. Molecular Ecology Notes. 7:708-710.

A RAPID METHOD FOR DETECTION AND QUANTIFICATION OF BACTERIAL DNA IN RUST FUNGAL DNA SAMPLES - (Peer Reviewed Journal)

Barnes, C.W., Szabo, L.J. 2008. A Rapid Method for Detection and Quantification of Bacterial DNA in Rust Fungal DNA Samples. Phytopathology. 98:115-119.

Update on Ug99 (Race TTKS) Stem Rust Research - (Abstract)

Jin, Y., Szabo, L.J., Carson, M.L. 2007. Update on Ug99 (Race TTKS) Stem Rust Research. Eastern Wheat Workers and Southern Small Grain Workers Proceedings. p. 1-3.

DETECTION AND IDENTIFICATION OF FOUR COMMON RUST PATHOGENS OF CEREALS AND GRASSES USING REAL-TIME POLYMERASE CHAIN REACTION - (Peer Reviewed Journal)

Barnes, C.W., Szabo, L.J. 2007. Detection and identification of four common rust pathogens of cereals and grasses using real-time polymerase chain reaction. Phytopathology. 97:717-727.

COMPARISON OF 2005 AND 2006 PHAKOPSORA PACHYRHIZI SPORE RAIN TRAP DATA - (Abstract)

Barnes, C.W., Szabo, L.J., Bowersox, V.C., Harlin, K.S. 2006. Comparison of 2005 and 2006 Phakopsora pachyrhizi spore rain trap data. In: Plant Management Network. Annual APS Soybean Rust Meeting, St. Louis, Mo, November 29 - December 1, 2006.

RUST - (Book/Chapter)

Szabo, L.J., Koike, S.T., Hill, J.P. 2008. Rust. In: Schwartz, H.F, Mohan, S.K., editors. Compendium of Onion and Garlic Diseases and Pests. 2nd Edition. Minneapolis, Minnesota: APS Press. p. 41-44.

DEVELOPMENT OF SIMPLE SEQUENCE REPEAT MARKERS FOR THE PLANT PATHOGENIC RUST FUNGUS, PUCCINIA GRAMINIS - (Peer Reviewed Journal)

Szabo, L.J. 2007. Development of Simple Sequence Repeat Markers for the Plant Pathogenic Rust Fungus, Puccinia graminis. Molecular Ecology Notes. 7:92-94.

INNATE NONHOST IMMUNITY IN BARLEY TO DIFFERENT HETEROLOGOUS RUST FUNGI IS CONTROLLED BY SETS OF RESISTANCE GENES WITH DIFFERENT AND OVERLAPPING SPECIFICITIES - (Peer Reviewed Journal)

Jafary, H., Szabo, L.J., Niks, R.E. 2006. Innate Non-Host Immunity in Barley to Different Heterologous Rust Fungi is Controlled by Sets of Resistance Genes with Different and Overlapping Specificities. Molecular Plant-Microbe Interactions. 11:1270-1279.

PHYLOGENETIC ANALYSIS OF THE PUCCINIA CORONATA COMPLEX - (Abstract)

Szabo, L.J., Anikster, Y., Eilam, T. 2006. Phylogenetic Analysis of the Puccinia coronata Complex [abstract]. American Phytopathological Society Abstracts. 96:5112.

DETECTION OF PHAKOPSORA PACHYRHIZI DNA IN RAIN USING QPCR AND A PORTABLE RAIN COLLECTOR - (Abstract)

Barnes, C.W., Szabo, L.J., Johnson, J.L., Nguyen, K.P., Floyd, C.M., Kurle, J.E. 2006. Detection of Phakopsora pachyrhizi dna in rain using qpcr and a portable rain collector [abstract]. Phytopathology. 96:59.

DETECTION OF PHAKOPSORA PACHYRHIZI SPORES IN RAIN USING REAL-TIME PCR ASSAY - (Abstract)

Barnes, C.W., Szabo, L.J., Johnson, J.L., Bowersox, V.C., Harlin, K.S. 2006. Detection of Phakopsora pachyrhizi spores in rain using real-time PCR assay [abstract]. Journal of Phytopathology. 96:59.

INTRODUCTION OF ASIAN SOYBEAN RUST UREDINIOSPORES INTO THE MIDWESTERN UNITED STATES ¿ A CASE STUDY - (Peer Reviewed Journal)

Krupa, S., Bowersox, V.C., Claybrooke, R.D., Barnes, C.W., Szabo, L.J., Harlin, K.S., Kurle, J.E. 2006. Introduction of Asian Soybean Rust Urediniospores into the Midwestern United States ¿ A Case Study. Plant Disease. 90:1254-1259.

DECIPHERING SPECIES COMPLEXES AND EVOLUTIONARY IMPLICATIONS - (Proceedings/Symposium)

Szabo, L.J. 2006. Deciphering species complexes: Puccinia andropogonis and Puccinia coronata, examples of differing modes of speciation. Mycoscience. 47:130-136.

2005: INTRODUCTION AND SPREAD OF SOYBEAN RUST SPORES IN THE NORTH CENTRAL UNITED STATES - (Abstract)

Kurle, J., Bowersox, V., Claybrooke, R., Krupa, S.V., Barnes, C.W., Szabo, L.J. 2005. 2005: introduction and spread of soybean rust spores in the north central united states. Available: http://www.plantmanagementnetwork.org.

TRANSIENT EXPRESSION AND INSERTIONAL MUTAGENESIS OF PUCCINIA TRITICINA USING BIOLISTICS - (Peer Reviewed Journal)

Webb, C., Szabo, L.J., Bakkeren, G., Garry, C.E., Staples, R.C., Fellers, J.P. 2006. Transient expression and insertional mutagenesis of puccinia triticina using biolistics. Functional and Integrative Genomics.

EVOLUTIONARY RELATIONSHIP BETWEEN SYMPATRIC MICROCYCLIC FORMS OF TRANZSCHELIA SPP. - (Abstract)

Ordonez, M.E., Szabo, L.J., Groth, J.V. 2004. Evolutionary relationship between sympatric microcyclic forms of Tranzschelia spp. Phytopathology. 94:S79.

WHOLE GENOME SEQUENCING IN THE CEREAL RUST FUNGI - (Abstract)

Szabo, L.J. 2005. Whole genome sequencing in the cereal rust fungi. Proceedings of "Global Landscapes" in Cereal Rust Control Conference. p. 21.

AN EARLY WARNING SYSTEM FOR DETECTION OF AERIALLY TRANSPORTED PLANT PATHOGENS: PUCCINIA GRAMINIS AS A TEST CASE - (Abstract)

Barnes, C.W., Szabo, L.J., Johnson, J.L., Bowersox, V.C., Krupa, S.V., Gay, D.A., Harlin, K.S. 2005. An early warning system for detection of aerially transported plant pathogens: Puccinia graminis as a test case. In: Proceedings of American Phytopathological Society, Ontario Region Annual Meeting. June 29-30. Winsor, Ontario, Canada.

DECIPHERING SPECIES COMPLEXES AND THE EVOLUTIONARY IMPLICATIONS - (Abstract)

Szabo, L.J. 2005. Deciphering species complexes and the evolutionary implications. Inoculum. 56:56.

RUST FUNGI-SHIFTY PATHOGENS: MOLECULAR METHODS FOR RAPID DETECTION AND IDENTIFICATION - (Abstract)

Szabo, L.J., Barnes, C.W. 2005. Rust fungi-shifty pathogens: molecular methods for rapid detection and identification. Phytopathology. 95:S166.

GENETIC DIVERSITY OF A WORLD-WIDE COLLECTION OF PUCCINIA TRITICINA FROM DURUM WHEAT USING SIMPLE SEQUENCE REPEAT MARKERS AND RDNA SEQUENCE - (Abstract)

Ordonez, M.E., Kolmer, J.A., Szabo, L.J. 2005. Genetic diversity of a world-wide collection of Puccinia triticina from durum wheat using simple sequence repeat markers and rDNA sequence [abstract]. Phytopathology. 95:S78.

DETECTION OF PUCCINIA GRAMINIS SPORES IN RAIN USING A REAL-TIME PCR ASSAY - (Abstract)

Barnes, C.W., Szabo, L.J., Johnson, J.L., Bowersox, V.C., Krupa, S.V., Gay, D.A., Harlin, K.S. 2005. Detection of Puccinia graminis spores in rain using a real-time PCR assay. Phytopathology. 95:S6.

DEVELOPMENT OF FULL-LENGTH CDNA LIBRARIES FOR EST ANALYSIS OF PUCCINIA GRAMINIS F.SP. TRITICI - (Abstract)

Zhong, S., Szabo, L.J., Jeong, J.S., Mitchell, T.K., Dean, R.A., Cuomo, C.A. 2005. Development of full-length cDNA libraries for EST analysis of Puccinia graminis f.sp. tritici. Phytopathology. 95:S118.

CEREAL DISEASE LAB UPDATE AND A PROPOSAL FOR A LEAF RUST SCREENING NURSERY - (Proceedings/Symposium)

Proceedings for the Eastern Wheat Workers and Southern Small Grain Workers Workshop. 2005. p.43-47.

DEVELOPMENT OF SIMPLE SEQUENCE REPEAT MARKERS FOR PUCCINIA GRAMINIS AND P. TRITICINA - (Abstract)

Szabo, L.J., Nguyen, K.P. 2005. Development of simple sequence repeat markers for Puccinia graminis and P. triticina. Fungal Genetics Newsletter. 52:S72.

STEM RUST OF SMALL GRAINS AND GRASSES CAUSED BY PUCCINIA GRAMINIS - (Review Article)

Leonard, K.L., Szabo, L.J. 2005. Pathogen profile: Stem rust of small grains and grasses caused by Puccinia graminis. Molecular Plant Pathology. 6:99-111.

IN SEARCH OF THE CORRECT NAME FOR LEAF RUST OF CULTIVATED WHEAT - (Abstract)

Szabo, L.J., Markova, J., Anikster, Y., Eilam, T., Manisterski, J., Yehuda, P.B. 2004. In search of the correct name for leaf rust of cultivated wheat [abstract]. In: 11th International Cereal Rusts and Mildews Conference Proceedings, August 22-27, 2004, Norwich, England. Abstract 1.51. Available: http://www.crpmb.org/icrpmc11/abstracts.htm.

PUCCINIA RECONDITA, LEAF RUST OF CEREAL AND GRASSES: WHO'S WHO? - (Abstract)

Szabo, L.J., Anikster, Y., Markova, J. 2004. Puccinia recondita, leaf rust of cereal and grasses: Who's who? Phytopathology. 94:S125.

DETECTION OF FOUR RUST PATHOGENS OF CEREALS AND GRASSES USING REAL-TIME PCR - (Abstract)

Barnes, C.W., Szabo, L.J., Nguyen, K.P. 2004. Detection of four rust pathogens of cereals and grasses using real-time PCR. Phytopathology. 94:S6.

UREDINIOMYCETIDAE: RUSTS AND THEIR CLOSE RELATIVES - (Abstract)

Frieders, E.M., McLaughlin, D.J., Szabo, L.J., Swann, E.C. 2004. Urediniomycetidae: Rusts and their close relatives [abstract]. Inoculum. 55:14.

INBREEDING LEVELS OF TWO USTILAGO MAYDIS POPULATIONS - (Peer Reviewed Journal)

Barnes, C.W., Szabo, L.J., May, G., Groth, J.V. 2004. Inbreeding levels of two Ustilago maydis populations. Mycologia. 96:1236-1244.

MITOSIS IN THE YEAST PHASE OF THE BASIDIOMYCETES BENSINGTONIA YUCCICOLA AND STILBURN VULGARE AND ITS PHYLOGENETIC IMPLICATIONS - (Peer Reviewed Journal)

McLaughlin, D.L., Hanson, Jr., R.W., Frieders, E.M., Swann, E.C., Szabo, L.J. 2004. Mitosis in the yeast phase of the basidiomycetes Bensingtonia yuccicola and Stilbum vulgare and its phylogenetic implications. American Journal of Botany. 91:808-815.

CHARACTERIZATION AND SPATIAL DISTRIBUTION OF APHANOMYCES IN SUGARBEET FIELDS - (Peer Reviewed Journal)

Dyer, A.T., Szabo, L.J., Windels, C.E. 2004. Characterization and spatial distribution of Aphanomyces in sugarbeet fields. Journal of Sugarbeet Research. 41:1-16.

MORPHOLOGY, LIFE-CYCLE BIOLOGY AND DNA ANALYSIS OF RUST ON GARLIC AND CHIVES FROM CALIFORNIA - (Peer Reviewed Journal)

Anikster, Y., Szabo, L.J., Eilam, T., Manisterski, J., Koike, S.T., Bushnell, W.R. 2004. Morphology, life-cycle biology and DNA analysis of rust on garlic and chives from California. Phytopathology. 94:569-577.

DEVELOPMENT OF REAL-TIME PCR ASSAYS FOR THE DETECTION OF STEM AND LEAF RUST PATHOGENS OF WHEAT - (Abstract)

SZABO, L.J., BARNES, C.W., NGUYEN, K.P. DEVELOPMENT OF REAL-TIME PCR ASSAYS FOR THE DETECTION OF STEM AND LEAF RUST PATHOGENS OF WHEAT. PHYTOPATHOLOGY. 2003. v. 93. p. S82.

DEVELOPMENT OF REAL-TIME PCR ASSAYS FOR THE DETECTION OF STEM AND LEAF RUST PATHOGENS OF WHEAT - (Abstract)

SZABO, L.J. DEVELOPMENT OF REAL-TIME PCR ASSAYS FOR THE DETECTION OF STEM AND LEAF RUST PATHOGENS OF WHEAT. FUNGAL GENETICS NEWSLETTER. 2003. v. 50 p. S469

ASCOMYCETOUS MITOSIS IN BASIDIOMYCETOUS YEASTS: ITS EVOLUTIONARY IMPLICATIONS - (Abstract)

MCLAUGHLIN, D.J., HANSON, R.W., FRIEDERS, E.M., SWANN, E.C., SZABO, L.J. ASCOMYCETOUS MITOSIS IN BASIDIOMYCETOUS YEASTS: ITS EVOLUTIONARY IMPLICATIONS. INTERNATIONAL CONGRESS OF MYCOLOGY PROCEEDINGS AND ABSTRACTS. 2002. The 7th International Mycological Congress Book of Abstracts. 727.

RUST FUNGI: AN OBLIGATE-PARASITIC LIFE STYLE - (Abstract)

SZABO, L.J. RUST FUNGI: AN OBLIGATE-PARASITIC LIFE STYLE. AMERICAN PHYTOPATHOLOGICAL SOCIETY ABSTRACTS. 2002. Phytopathology. v. 92. p. S103.

PHYLOGENETIC ANALYSIS OF THE PUCCINIA ANDROPOGONIS COMPLEX - (Abstract)

SZABO, L.J., ROELFS, A. PHYLOGENETIC ANALYSIS OF THE PUCCINIA ANDROPOGONIS COMPLEX. AMERICAN PHYTOPATHOLOGICAL SOCIETY ABSTRACTS. 2002. v. 92. p. S79.

MOLECULAR VARIABILITY AND PATHOGENESIS OF PHOMA MEDICAGINIS VAR. MEDICAGINIS ISOLATES FROM MINNESOTA - (Abstract)

CASTELL, C., SAMAC, D., SZABO, L.J. MOLECULAR VARIABILITY AND PATHOGENESIS OF PHOMA MEDICAGINIS VAR. MEDICAGINIS ISOLATES FROM MINNESOTA. AMERICAN PHYTOPATHOLOGICAL SOCIETY ABSTRACTS. 2002. v. 92. p. S12.