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United States Department of Agriculture

Agricultural Research Service

Les J. Szabo

Research Geneticist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Understanding the genetic landscape of Puccinia graminis f. sp. tritici, from a global to country perspective - (Abstract Only)
Szabo, L.J., Visser, B., Sakthikumar, S., Johnson, J.L., Park, R., Cuomo, C. 2013. Understanding the genetic landscape of Puccinia graminis f. sp. tritici, from a global to country perspective. Indian Council of Agricultural Research (ICAR) Monograph. p. 3.
Molecular phylogenetic relationships of the brown leaf rust fungi on wheat, rye and other grasses - (Peer Reviewed Journal)
Liu, M., Szabo, L.J., Hambleton, S., Anikster, Y., Kolmer, J.A. 2013. Molecular phylogenetic relationships of the brown leaf rust fungi on wheat, rye and other grasses. Plant Disease. 97:1408-1417.
Host status of barley to Puccinia coronata from couch grass and P. striiformis from wheat and brome - (Peer Reviewed Journal)
Niks, R.E., Van Heyzen, S., Szabo, L.J., Alemu, S.K. 2013. Host status of barley to Puccinia coronata from couch grass and P. striiformis from wheat and brome. European Journal of Plant Pathology. 136(2):393-405.
Conserved loci of leaf and stem rust fungi of wheat share synteny interrupted by lineage-specific influx of repeat elements Reprint Icon - (Peer Reviewed Journal)
Fellers, J.P., Soltani, B., Bruce, M.A., Linning, R., Cuomo, C.A., Szabo, L.J., Bakkeren, G. 2013. Conserved loci of leaf and stem rust fungi of wheat share synteny interrupted by lineage-specific influx of repeat elements. Biomed Central (BMC) Genomics. doi:10.1186/1471-2164-14-60.
Characterization of the rust fungus, Puccinia emaculata, and evaluation of genetic variability for rust resistance in switchgrass populations - (Peer Reviewed Journal)
Uppalapati, S.R., Serba, D.D., Ishiga, Y., Szabo, L.J., Mittal, S., Bhandari, H.S., Bouton, J.H., Mysore, K.S. 2013. Characterization of the rust fungus, Puccinia emaculata, and evaluation of genetic variability for rust resistance in switchgrass populations . BioEnergy Research. 6(2):458-468.
First Report of Garlic Rust Caused by Puccinia allii on Allium sativum in Minnesota - (Peer Reviewed Journal)
Szabo, L.J., Mollov, D.S., Rosen, C. 2013. First Report of Garlic Rust Caused by Puccinia allii on Allium sativum in Minnesota. Disease Note. 97(2):285.2.
First Report of Veronica Rust by Puccinia veronicae-longifoliae in Minnesota on Veronica spicata Royal Candles - (Peer Reviewed Journal)
Stoxen, S.M., Mollov, D., Szabo, L.J. 2013. First Report of Veronica Rust by Puccinia veronicae-longifoliae in Minnesota on Veronica spicata Royal Candles. Disease Note. 97:285.
Evaluation of a SNP-based qPCR identification system for the Ug99 race group using field collections of Puccinia graminis f. sp. tritici in South Africa - (Abstract Only)
Visser, B., Szabo, L.J., Terefe, T., Pretorius, Z. 2012. Evaluation of a SNP-based qPCR identification system for the Ug99 race group using field collections of Puccinia graminis f. sp. tritici in South Africa. Meeting Abstract. p. 239.
Analysis of genetic diversity within the Puccinia graminis Ug99 race group using SNP based markers - (Abstract Only)
Szabo, L.J. 2012. Analysis of genetic diversity within the Puccinia graminis Ug99 race group using SNP based markers. Meeting Abstract. p. 237.
Development of a molecular assay system for the rapid detection and identification of Ug99 and related races of Puccinia graminis - (Abstract Only)
Szabo, L.J., Crouch, J. 2012. Development of a molecular assay system for the rapid detection and identification of Ug99 and related races of Puccinia graminis. Meeting Abstract. p. 238.
Molecular Characterization of wheat stem rust races in Kenya - (Abstract Only)
Wanyera, R., Kyalo, M., Wanjala, B., Harvey, J., Szabo, L.J. 2012. Molecular Characterization of wheat stem rust races in Kenya. Meeting Abstract. p. 233.
Disease development and genotypic diversity of Puccinia graminis f. sp. avenae in Swedish oat fields - (Peer Reviewed Journal)
Berlin, A., Samils, B., Djurle, A., Wirsen, H., Szabo, L.J., Yuen, J. 2012. Disease development and genotypic diversity of Puccinia graminis f. sp. avenae in Swedish oat fields. Plant Pathology. Available: http://onlinelibrary.wiley.com/journal/10.1111/%28ISSN%291365-3059.
First report of a variant within wheat stem rust (Puccinia graminis f. sp. tritici) race TTKSF in South Africa and Zimbabwe - (Peer Reviewed Journal)
Pretorius, Z.A., Szabo, L.J., Boshoff, W., Herselman, L., Vissar, B. 2012. First report of a variant within wheat stem rust (Puccinia graminis f. sp. tritici) race TTKSF in South Africa and Zimbabwe. Disease Note. 96(4):590.
Using hierarchical clustering of secreted protein families to classify and rank candidate effectors of rust fungi - (Peer Reviewed Journal)
Saunders, D., Win, J., Cano, L., Szabo, L.J., Kamoun, S., Raffaele, S. 2012. Using hierarchical clustering of secreted protein families to classify and rank candidate effectors of rust fungi. PLoS One. 7(1):e29847.
Concerted action of two avirulent spore effectors activates Reaction to Puccinia graminis 1 (Rpg1)-mediated cereal stem rust resistance - (Peer Reviewed Journal)
Nirmala, J., Drader, T., Lawrence, P.K., Yin, C., Hulbert, S., Steber, C.M., Steffenson, B.J., Szabo, L.J., Von Wettstein, D., Kleinhofs, A. 2011. Concerted action of two avirulent spore effectors activates Reaction to Puccinia graminis 1 (Rpg1)-mediated cereal stem rust resistance. Proceedings of the National Academy of Sciences. 108(35):14676-81.
Identification of the Pgt effectors that are recognized in rice - (Abstract Only) - (13-Jun-11)
Crossing borders -- the global dimension of rust monitoring - (Abstract Only) - (13-Jun-11)
Puccinia graminis: variation is the rule - (Abstract Only)
Szabo, L.J., Cuomo, C.A., Jin, Y., Rouse, M.N., Olivera, P. 2011. Puccinia graminis: variation is the rule. Meeting Abstract. p. 35.
Morphological comparison of aeciospores from rust fungi infecting Berberis spp. - (Abstract Only)
Szabo, L.J., Jin, Y. 2011. Morphological comparison of aeciospores from rust fungi infecting Berberis spp.. Meeting Abstract. No published abstract.
Predicting soybean rust incursions into the North American continental interior using crop monitoring, spore trapping, and aerobiological modeling - (Peer Reviewed Journal)
Isard, S., Barnes, C., Hambleton, S., Ariatti, A., Russo, J., Tenuta, A., Gay, D., Szabo, L.J. 2011. Predicting soybean rust incursions into the North American continental interior using crop monitoring, spore trapping, and aerobiological modeling. Plant Disease. 95(11):1346.
Wheat stem rust biology in the United States: Puccinia pathway precautions - (Abstract Only) - (17-Apr-11)
New insights into the obligate biotrophic lifestyle of rust fungi through comparative genomics - (Abstract Only)
Cuomo, C., Szabo, L.J., Grabherr, M., Mauceli, E., Young, S., Zeng, Q., Sakthikumar, S., Bakkeren, G., Fellers, J.P., Katagiri, F., Glazebrook, J., Tsuda, Y., Stoddard, T.J., Tsuda, K., Chen, X., Yin, C., Hulbert, S. 2011. New insights into the obligate biotrophic lifestyle of rust fungi through comparative genomics. American Phytopathological Society Annual Meeting. 101:S208.
Obligate biotrophy features unraveled by the genomic analysis of the rust fungi, Melampsora larici-populina and Puccinia graminis f. sp. tritici - (Peer Reviewed Journal)
Duplessis, S., Cuomo, C.A., Lin, Y., Aerts, A., Tisserant, E., Veneault-Fourrey, C., Joly, D., Hacquard, S., Amselem, J., Cantarel, B., Chiu, R., Couthinho, P., Feau, N., Field, M., Frey, P., Gelhaye, E., Goldberg, J., Grabherr, M., Kodira, C., Kohler, A., Kues, U., Lindquist, E., Lucas, S., Mauceli, E., Morin, E., Murat, C., Pearson, M., Quesneville, H., Rouhier, N., Sakthikumar, S., Schmutz, J., Selles, B., Shapiro, H., Tangay, P., Tuskan, G.A., Van De Peer, Y., Henrissat, B., Rouze, P., Schein, J., Dodds, P.N., Zhong, S., Hamelin, R.C., Birren, B.W., Grigoriev, I.V., Szabo, L.J., Martin, F. 2011. Obligate biotrophy features unraveled by the genomic analysis of the rust fungi, Melampsora larici-populina and Puccinia graminis f. sp. tritici. Phytopathology. 108:9166-9171.
Real-Time PCR Detection of the Southern Corn Rust Pathogen Puccinia polysora - (Abstract Only)
Crouch, J., Szabo, L.J. 2010. Real-time PCR detection of the southern corn rust pathogen Puccinia polysora [abstract]. Phytopathology. 100:S27.
A Panel of SNP-Based Real-Time PCR Probes for the Rapid and Accurate Detection of Ug99 - (Abstract Only)
Crouch, J., Sakthikumar, S., Cuomo, C., Pretorious, Z.A., Szabo, L.J. 2010. A Panel of SNP-Based Real-Time PCR Probes for the Rapid and Accurate Detection of Ug99. International Wheat Conference Proceedings. p. 477.
Application of Comparative Genomics for the Identification and Monitoring of the Highly Virulent African Race, Ug99, of Puccinia graminis - (Abstract Only)
Crouch, J., Sakthikumar, S., Cuomo, C., Stoxen, S., Pretorious, Z.A., Szabo, L.J. 2010. Application of Comparative Genomics for the Identification and Monitoring of the Highly Virulent African Race, Ug99, of Puccinia graminis [abstract]. Phytopathology. 100:S156.
A Panel of SNP-Based Real-Time PCR Probes for the Rapid and Accurate Detection of Ug99 - (Abstract Only)
Crouch, J., Sakthikumar, S., Cuomo, C., Pretorious, Z.A., Szabo, L.J. 2010. A Panel of SNP-Based Real-Time PCR Probes for the Rapid and Accurate Detection of Ug99. Proceedings of Agricultural Research Service Global Change Workshop. p. 28.
PCR assays for the sugarcane rust pathogens Puccinia kuehnii and P. melanocephala and detection of a SNP associated with geographic distribution in P. kuehnii Reprint Icon - (Peer Reviewed Journal)
Glynn, N.C., Dixon, L.J., Castlebury, L.A., Szabo, L.J., Comstock, J.C. 2010. PCR assays for the sugarcane rust pathogens Puccinia kuehnii and P. melanocephala and detection of a SNP associated with geographic distribution in P. kuehnii. Plant Pathology. 59:703-711.
Century-old Mystery of Puccinia striiformis Life History Solved with the Identification of Berberis as an Alternate Host Reprint Icon - (Peer Reviewed Journal)
Jin, Y., Szabo, L.J., Carson, M.L. 2010. Century-old Mystery of Puccinia striiformis Life History Solved with the Identification of Berberis as an Alternate Host. Phytopathology. 100(5):432-435.
Real-time PCR discrimination of the southern and common corn rust pathogens Puccinia polysora and P. sorghi - (Peer Reviewed Journal)
Crouch, J., Szabo, L.J. 2011. Real-time PCR discrimination of the southern and common corn rust pathogens Puccinia polysora and P. sorghi. Plant Disease. 95(6):624-632.
Sequencing Ug99 and Other Stem Rust Races: Progress and Results - (Abstract Only)
Szabo, L.J., Cuomo, C. 2009. Sequencing Ug99 and Other Stem Rust Races: Progress and Results. BGRI Technical Workshop Proceedings. p. 20.
Genomics of Biotic Interactions in the Triticeae Reprint Icon - (Book / Chapter)
Wise, R.P., Lauter, N.C., Szabo, L.J., Schweizer, P. 2009. Genomics of Biotic Interactions in the Triticeae. In: Feuillet, C., Muehlbauer, G., editors. Genetics and Genomics of the Triticeae. New York, NY: Springer. p. 559-589.
Detection of Phakopsora pachyrhizi Spores in Rain Using a Real-Time PCR Assay Reprint Icon - (Peer Reviewed Journal)
Barnes, C.W., Szabo, L.J., Bowersox, V.C. 2009. Detection of Phakopsora pachyrhizi Spores in Rain Using a Real-Time PCR Assay. Phytopathology. 99:328-338.
Detection of Virulence to Resistance Gene Sr36 within Race TTKS Lineage of Puccinia graminis f. sp. tritici Reprint Icon - (Peer Reviewed Journal)
Jin, Y., Szabo, L.J., Rouse, M., Fetch, T., Pretorious, Z., Wanyera, R., Njau, P. 2009. Detection of Virulence to Resistance Gene Sr36 within Race TTKS Lineage of Puccinia graminis f. sp. tritici. Plant Disease. 93:367-370.
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 99:282-289.
Development and characterization of expressed sequence tag (EST)-derived microsatellite markers for the wheat stem rust fungus, Puccinia graminis f. sp. tritici - (Abstract Only)
Zhong, S., Leng, Y., Friesen, T.L., Faris, J.D., Szabo, L.J. 2008. Development and characterization of expressed sequence tag (EST)-derived microsatellite markers for the wheat stem rust fungus, Puccinia graminis f. sp. tritici. APS Annual Meeting. 98(6):S180
Patterns of Phakopsora pachyrhizi spore deposition detected in North America rain and their use to calibrate IAMS soybean rust forecasts in 2007 - (Abstract Only)
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 Only)
Jin, Y., Szabo, L.J., Pretorius, Z. 2008. Virulence Evolution Within the Ug99 Lineage. Wheat Genetics International Symposium Proceedings. Available: http://hdl.handle.net/2123/3435.
Assessing Population Structure of the Most Prevalent North American Races of Puccinia graminis f. sp. tritici Using Molecular Markers - (Abstract Only)
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 Only) - (22-May-08)
Detection of Virulence to Resistance Gene Sr24 within Race TTKS of Puccinia graminis f. sp. tritici Reprint Icon - (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 Reprint Icon - (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 Only)
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 Reprint Icon - (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 Only)
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 Reprint Icon - (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 Only)
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 Reprint Icon - (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 Only)
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 Only)
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 Only)
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 Reprint Icon - (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)
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 Only)
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 Only)
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 Only)
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 Only)
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 Only)
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 Only)
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 Only)
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 Only)
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 Only)
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)
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 Only)
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 Only)
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.
Molecular Characterization of the Ribosomal Protein L25 from the Stem Rust Fungus - (Peer Reviewed Journal)
Lin, K.C., Bushnell, W.R., Szabo, L.J. 2005. Molecular characterization of the ribosomal protein L25 from the stem rust fungus. Plant Pathology Bulletin. 13:251-260.
Puccinia Recondita, Leaf Rust of Cereal and Grasses: Who's Who? - (Abstract Only)
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 Only)
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 Only)
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.
Genetic Variation, Distribution, and the Development of Virulence on Lr26 in Populations of the Wheat Leaf Rust Fungus Puccinia Triticina - (Peer Reviewed Journal)
Kosman, E., Pardes, E., Szabo, L.J., Anikster, Y., Manisterski, J., Yehuda, B.P., Sharon, A. 2004. Genetic variation, distribution, and the development of virulence on lr26 in populations of the wheat leaf rust fungus puccinia triticina. Phytopathology.
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.
Temporal Accumulation of Barley Defense Gene Transcripts Induced by Blumeria Graminis S.SP. Hordei in Isolines Containing Mla1, Mla12, Mlp, Mlg and Mla5 Resistance Genes - (Peer Reviewed Journal)
Kruger, W.M., Szabo, L.J., Zeyen, R.J. 2003. Temporal accumulation of barley defense gene transcripts induced by Blumeria graminis f.sp. hordei in isolines containing Mla1, Mla12, Mlp, Mlg, and Mla5 resistance genes. Physiological and Molecular Plant Pathology. 63:167-178.
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 Only)
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 Only)
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 Only)
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.
Phylogenetic Analysis of the Puccinia Andropogonis Complex - (Abstract Only)
SZABO, L.J., ROELFS, A. PHYLOGENETIC ANALYSIS OF THE PUCCINIA ANDROPOGONIS COMPLEX. AMERICAN PHYTOPATHOLOGICAL SOCIETY ABSTRACTS. 2002. v. 92. p. S79.
Rust Fungi: An Obligate-Parasitic Life Style - (Abstract Only)
SZABO, L.J. RUST FUNGI: AN OBLIGATE-PARASITIC LIFE STYLE. AMERICAN PHYTOPATHOLOGICAL SOCIETY ABSTRACTS. 2002. Phytopathology. v. 92. p. S103.
Molecular Variability and Pathogenesis of Phoma Medicaginis Var. Medicaginis Isolates from Minnesota - (Abstract Only)
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.
Hidden Robbers: the Role of Fungal Haustoria in Parasitism of Plants - (Review Article)
SZABO, L.J., BUSHNELL, W.R. HIDDEN ROBBERS: THE ROLE OF FUNGAL HAUSTORIA IN PARASITISM OF PLANTS. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES. 2001. v. 94. p. 7654-7655.
Pycnial Nectar of Rust Fungi Induces Cap Formation on Pycniospores of Opposite Mating Type - (Abstract Only)
AINKSTER, Y., ELIAN, T., MITLEMAN, L., SZABO, L.J., BUSHNELL, W.R. PYCNIAL NECTAR OF RUST FUNGI INDUCES CAP FORMATION ON PYCNIOSPORES OF OPPOSITE MATING TYPE. INTERNATIONAL CONFERENCE ON GENETICS AND CELLULAR BIOLOGY. 2001. Abstract p. 9.
Progress Towards Cloning Avirulence Genes in the Wheat Stem Rust Fungus, Puccinia Graminis - (Abstract Only)
SZABO, L.J., BALMUTH, A.L. PROGRESS TOWARDS CLONING AVIRULENCE GENES IN THE WHEAT STEM RUST FUNGUS, PUCCINIA GRAMINIS. FUNGAL GENETICS NEWSLETTER. 2001. v. 49. p. S287.
An in Vivo Transient Expression Assay for Antifungal Genes in Barley Coleoptiles Infected with Blumeria Graminis - (Abstract Only) - (18-Jun-00)
Gene Action and Linkage of Avirulence Genes to DNA Markers in the Rust Fungus, Puccinia Graminis - (Peer Reviewed Journal) - (13-Apr-00)
Transient Expression of Antifungal Genes Reduces Rate of Blumeria Graminis Infection in Epidermal Cells of Barley Coleoptiles - (Abstract Only) - (29-Aug-99)
Stem Rust from South America and Europe - (Peer Reviewed Journal) - (04-May-99)
Pycnial Nectar of Rust Fungi Induces Cap Formation on Pycniospores of Opposite Mating Type - (Peer Reviewed Journal) - (13-Apr-99)
Phylogenetic Relationships among Some Cercosporoid Anamorphs of Mycospaerella Based on Rdna Sequence Analysis - (Peer Reviewed Journal) - (22-Feb-99)
Population Structure of Aphanomyces Cochlioides in Minnesota, North Dakota and Texas - (Abstract Only) - (12-Nov-98)
Overexpression of Host Response Genes: Effects on Cellular Responses to Fungal Pathogens - (Abstract Only) - (09-Aug-98)
Genetic Mapping of Avirulence Genes in the Wheat Stem Rust Fungus, Puccinia Graminis - (Abstract Only) - (25-Jul-98)
Genetic Engineering of Disease Resistance in Cereals - (Review Article) - (30-Mar-98)
Pycnial Nectar of Uredinales Induces Formation of Caps on Pycniospores of Opposite Mating Type - (Abstract Only) - (28-Mar-98)
Genetic Diversity and Spatial Distribution of Aphanomyces in Minnesota and North Dakota Sugarbeet Fields - (Other) - (30-Jan-98)
Temporal Accumulation Patterns of Host Response Gene Transcripts in Relation to Resistant Reactions in Oat Inoculated with Puccinia Graminis - (Peer Reviewed Journal) - (01-Nov-97)
Mapping Avirulence Genes in the Rust Fungus, Puccinia Graminis - (Proceedings) - (02-Sep-97)
Molecular Phylogenetic Analysis of Barley Leaf Rusts and Related Leaf Rustsof Grasses and Liliaceae, Based on Rdna Sequence Analysis - (Proceedings) - (02-Sep-96)
A Transient Expression Assay to Evaluate the Ability of Introduced Host Response Genes to Confer Disease Resistance in Cereals - (Proceedings) - (30-Jul-96)
Isolation and Expression of Host Response Genes Associated with Resistance in Oat Against Puccinia Graminis - (Abstract Only) - (14-Jul-96)
Isolation and Expression of a Host Response Gene Family Encoding Thaumatin-Like Proteins in Incompatible Oat-Stem Rust Fungus Interactions - (Peer Reviewed Journal) - (03-Apr-96)
Mapping Avirulence Genes in the Rust Fungus - (Abstract Only) - (16-Aug-95)
Expression of Genes Encoding Thaumatin-Like Proteins Is Associated with Resistance in Oat Against Puccinia Graminis - (Abstract Only) - (16-Aug-95)
Molecules and Morphology in Basidiomycete Phylogeny - (Peer Reviewed Journal) - (10-Jul-95)
Phylogenetic Relationships in Auriculariaceous Basidiomycetes: Efficiency Comparison of Four Reconstruction Algorithms - (Peer Reviewed Journal) - (03-Jul-95)
High-Gc Primers Are Useful in Rapd Analysis of Fungi - (Peer Reviewed Journal) - (20-Feb-95)
Early Detection of Systemic Rust Infections of Dyers Woad (Isatis Tinctori L.) Using the Polymerase Chain Reaction - (Peer Reviewed Journal) - (03-Feb-95)
Last Modified: 2/2/2012