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United States Department of Agriculture

Agricultural Research Service

JOYCE E. LOPER

Research Plant Pathologist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Analysis of genome sequences from plant pathogenic Rhodococcus reveals genetic novelties in virulence loci - (Peer Reviewed Journal)
Creason, A.L., Vandeputte, O.M., Savory, E.A., Davis, E.W., Putnam, M.L., Hu, E., Swader-Hines, D., Mol, A., Baucher, M., Prinsen, E., Zdanowska, M., Givan, S.A., El Jaziri, M., Loper, J.E., Mahmud, T., Chang, J.H. 2014. Analysis of genome sequences from plant pathogenic Rhodococcus reveals genetic novelties in virulence loci. PLoS One. 9(7): e101996.
Pseudomonas protegens Pf-5 causes discoloration and pitting of mushroom caps due to the production of antifungal metabolites - (Peer Reviewed Journal)
Henkels, M.D., Kidarsa, T.A., Shaffer, B.T., Goebel, N.C., Burlinson, P., Mavrodi, D.V., Bentley, M.A., Rangel, L.I., Davis Ii, E.W., Thomashow, L.S., Zabriskie, T., Preston, G.M., Loper, J.E. 2014. Pseudomonas protegens Pf-5 causes discoloration and pitting of mushroom caps due to the production of antifungal metabolites. Molecular Plant-Microbe Interactions. 27(7):733-746.
pA506: A conjugative plasmid of the plant epiphyte Pseudomonas fluorescens A506 - (Peer Reviewed Journal)
Stockwell, V.O., Davis, E.W., Carey, A.B., Shaffer, B.T., Mavrodi, D.V., Hassan, K.A., Hockett, K.L., Thomashow, L.S., Paulsen, I.T., Loper, J.E. 2013. pA506: A conjugative plasmid of the plant epiphyte Pseudomonas fluorescens A506. Applied and Environmental Microbiology. 79:5272-5282.
The Gac Regulon of Pseudomonas fluorescens SBW25 - (Peer Reviewed Journal)
Cheng, X., De Bruijn, I., Van Der Voort, M., Loper, J.E., Raaijmakers, J.M. 2013. The Gac Regulon of Pseudomonas fluorescens SBW25. Environment Microbiology Reports. 5:608-619.
Effect of tannic acid on the transcriptome of the soil bacterium Pseudomonas protegens Pf-5 - (Peer Reviewed Journal)
Lim Kent, L., Penesyan, A., Hassan, K.H., Loper, J.E., Paulsen, I. 2013. Effect of tannic acid on the transcriptome of the soil bacterium Pseudomonas protegens Pf-5. Applied and Environmental Microbiology. 79:3141-3145.
Ferric-pyoverdine recognition by Fpv outer-membrane proteins of Pseudomonas protegens Pf-5 - (Peer Reviewed Journal)
Hartney, S., Mazurier, S., Girard, M., Mehnaz, S., Davis, E.W., Gross, H., Lemanceau, P., Loper, J.E. 2013. Ferric-pyoverdine recognition by Fpv outer-membrane proteins of Pseudomonas protegens Pf-5. Journal of Bacteriology. 195:765-776.
Genes expressed by the biological control bacterium Pseudomonas protegens Pf-5 on seed surfaces under the control of the global regulators GacA and RpoS - (Peer Reviewed Journal)
Kidarsa, T.A., Shaffer, B.T., Goebel, N.C., Roberts, D.P., Buyer, J.S., Johnson, A., Kobayashi, D.Y., Paulsen, I., Loper, J.E. 2013. Genes expressed by the biological control bacterium Pseudomonas protegens Pf-5 on seed surfaces under the control of the global regulators GacA and RpoS. Environmental Microbiology. 15:716-735.
The effect of zinc limitation on the transcriptome of Pseudomonas protegens Pf-5 - (Peer Reviewed Journal)
Lim, C., Hassan, K.A., Penesyan, A., Loper, J.E., Paulsen, I. 2013. The effect of zinc limitation on the transcriptome of Pseudomonas protegens Pf-5. Environmental Microbiology. 15:702-715.
The effect of iron limitation on the transcriptome and proteome of Pseudomonas fluorescens Pf-5 - (Peer Reviewed Journal)
Lim, C., Hassan, K.H., Tetu, S., Loper, J.E., Paulsen, I. 2012. The effect of iron limitation on the transcriptome and proteome of Pseudomonas fluorescens Pf-5. PLoS One. 7(6):e39139.
Comparative genomics of plant-associated Pseudomonas spp.: Insights into diversity and inheritance of traits involved in multitrophic interactions - (Peer Reviewed Journal)
Loper, J.E., Hassan, K.A., Mavrodi, D., Davis, E.W., Lim, C., Shaffer, B.T., Elbourne, L.H., Stockwell, V.O., Hartney, S.L., Breakwell, K., Henkels, M.D., Tetu, S.G., Rangel, L.I., Kidarsa, T.A., Wilson, N.L., Van Mortel, J., Song, C., Blumhagen, R., Radune, D., Hostetler, J.B., Brinkac, L.M., Durkin, A., Kluepfel, D.A., Wechter, W.P., Anderson, A.J., Kim, Y., Pierson Iii, L.S., Pierson, E.A., Lindow, S.E., Raaijmakers, J.M., Weller, D.M., Thomashow, L.S., Allen, A.E., Paulsen, I.I. 2012. Comparative genomics of plant-associated Pseudomonas spp.: Insights into diversity and inheritance of traits involved in multitrophic interactions. PLoS Genetics. 8(7):e1002784.
Genomic diversity of Pseudomonas spp. isolated from aerial or root surfaces of plants - (Abstract Only)
Loper, J.E., Hassan, K.H., Davis, E.W., Mavrodi, D., Lim, C., Liam, E. 2011. Genomic diversity of Pseudomonas spp. isolated from aerial or root surfaces of plants. Pseudomonas 2011. 13th International Conference abstract book. Pg. 10.
The effect of zinc limitation on the transcriptome of Pseudomonas fluorescens Pf-5 - (Abstract Only)
Lim, C., Hassan, K., Penesyan, A., Loper, J.E., Paulsen, I. 2011. The effect of zinc limitation on the transcriptome of Pseudomonas fluorescens Pf-5. Pseudomonas. 2011. 13th International Conference abstract book. Pg. 37.
Repetitive extragenic palindromic elements within the genomes of biocontrol Pseudomonas spp. - (Abstract Only)
Hassan, K., Davis, E.W., Lim, C., Breakwell, K., Loper, J.E., Paulsen, I. 2011. Repetitive extragenic palindromic elements within the genomes of biocontrol Pseudomonas spp. Pseudomonas 2011. 13th International Conference abstract book. Pg. 10.
Genomic and Phenotypic Analysis of Pseudomonas spp. Biocontrol Strains - (Abstract Only)
Breakwell, K., Hassan, K., Lim, C., Elbourne, L., Thomashow, L.S., Loper, J.E., Paulsen, I. 2011. Genomic and Phenotypic Analysis of Pseudomonas spp. Biocontrol Strains. Pseudomonas. 2011. 13th International Conference abstract book. Pg. 48.
Secondary metabolite production by Pseudomonas fluorescens strain Pf-5 confers protection against Naegleria americana in the wheat rhizosphere - (Abstract Only)
Strauss, S.L., Loper, J.E., Mazzola, M. 2011. Secondary metabolite production by Pseudomonas fluorescens strain Pf-5 confers protection against Naegleria americana in the wheat rhizosphere. SSSA Annual International Meeting. Meeting Abstract. 123-36.
Bacterial subfamily of LuxR regulators that respond to plant compounds - (Peer Reviewed Journal)
Subramoni, S., Gonzalez, J.F., Johnson, A., Pechy-Tarr, M., Rochat, L., Paulsen, I., Loper, J.E., Keel, C., Venturi, V. 2011. Bacterial subfamily of LuxR regulators that respond to plant compounds. Applied and Environmental Microbiology. 77(13):4579-4588.
Comparative genomic analysis reveals new aspects of the biology and secondary metabolism of biological control strains of Pseudomonas spp. - (Abstract Only)
Loper, J.E., Hassan, K.A., Davis, E.W., Lim, C.K., Paulsen, I.T. 2011. Comparative genomic analysis reveals new aspects of the biology and secondary metabolism of biological control strains of Pseudomonas spp.. Phytopathology. 101(6S):231.
Diversity of TonB-dependent outer-membrane proteins in plant-associated strains of Pseudomonas fluorescens - (Abstract Only)
Hartney, S.L., Mazurier, S., Lemanceau, P., Loper, J.E. 2011. Diversity of TonB-dependent outer-membrane proteins in plant-associated strains of Pseudomonas fluorescens. Phytopathology. 101(6)S:70.
Toxicity of Pseudomonas fluorescens strain Pf-5 to Drosophila larvae is due to downstream gene targets of the GacA/GacS signal transduction system - (Abstract Only)
Olcott, M.H., Henkels, M.D., Rosen, K.L., Walker, F.L., Loper, J.E., Taylor, B.J. 2011. Toxicity of Pseudomonas fluorescens strain Pf-5 to Drosophila larvae is due to downstream gene targets of the GacA/GacS signal transduction system.Northwest Devlopmental Biology Meeting Abstract.
Factors influencing efficacy of plastic shelters for control of bacterial blight of lilac - (Abstract Only)
Stockwell, V., Shaffer, B.T., Henkels, M.D., Pscheidt, J.W., Loper, J.E. 2011. Factors influencing efficacy of plastic shelters for control of bacterial blight of lilac. Phytopathology. 101(6S):172.
Plasmid content of Erwinia amylovora in orchards in Washington and Oregon - (Abstract Only)
Carey, A.B., Pusey, P.L., Smith, T., Loper, J.E., Stockwell, V. 2011. Plasmid content of Erwinia amylovora in orchards in Washington and Oregon. Phytopathology. 101(6S):26.
Phloroglucinol mediates crosstalk between the pyoluteorin and 2,4-diacetylphloroglucinol biosynthetic pathways in Pseudomonas fluorescens Pf-5 - (Peer Reviewed Journal)
Kidarsa, T.A., Goebel, N.C., Zabriskie, T., Loper, J.E. 2011. Phloroglucinol mediates crosstalk between the pyoluteorin and 2,4-diacetylphloroglucinol biosynthetic pathways in Pseudomonas fluorescens Pf-5. Molecular Microbiology. 81(2):395-414.
Novel pathways revealed in P. fluorescens Q2-87 and Q8r1-96 - (Abstract Only)
Thomashow, L.S., Mavrodi, D.V., Hassan, K.A., Paulsen, I.T., Loper, J.E., Alfano, J.R., Weller, D.M. 2011. Novel pathways revealed in P. fluorescens Q2-87 and Q8r1-96. Phytopathology. 101:S231.
Plasmid content of isolates of Erwinia amylovora from orchards in Washington and Oregon in the USA - (Abstract Only)
Carey, A., Pusey, P.L., Loper, J.E., Stockwell, V. 2011. Plasmid content of isolates of Erwinia amylovora from orchards in Washington and Oregon in the USA. Acta Horticulturae. 896:123-126.
TonB-Dependent outer-membrane proteins and siderophore utilization in Pseudomonas fluorescens Pf-5 - (Peer Reviewed Journal)
Hartney, S., Mazurier, S., Kidarsa, T.A., Quecine, M., Lemanceau, P., Loper, J.E. 2011. TonB-Dependent outer-membrane proteins and siderophore utilization in Pseudomonas fluorescens Pf-5. Biometals. 24(2):193.
Structural and functional analysis of the type III secretion system from Pseudomonas fluorescens Q8r1-96 - (Peer Reviewed Journal)
Mavrodi, D.V., Joe, A., Mavrodi, O., Hassan, K.A., Weller, D.M., Paulsen, I.T., Loper, J.E., Alfano, J.R., Thomashow, L.S. 2011. Structural and functional analysis of the type III secretion system from Pseudomonas fluorescens Q8r1-96. Journal of Bacteriology. 193(1):177-189.
Control of fire blight by Pseudomonas fluorescens A506 and Pantoea vagans C9-1 applied as single strains and mixed inocula - (Peer Reviewed Journal)
Stockwell, V., Johnson, K.J., Sugar, D., Loper, J.E. 2010. Control of fire blight by Pseudomonas fluorescens A506 and Pantoea vagans C9-1 applied as single strains and mixed inocula. Phytopathology. 100(12):1330-1339.
Mechanistically compatible mixtures of bacterial antagonists improve biological control of fire blight of pear - (Peer Reviewed Journal)
Stockwell, V., Johnson, K.J., Sugar, D., Loper, J.E. 2011. Mechanistically compatible mixtures of bacterial antagonists improve biological control of fire blight of pear. Phytopathology. 101(1):113-123.
Lethality and Developmental Delay of Drosophila melanogaster Following Ingestion of Selected Pseudomonas fluorescens Strains - (Peer Reviewed Journal)
Olcott, M.H., Henkels, M.D., Rosen, K., Walker, F., Sneh, B., Loper, J.E., Taylor, B. 2010. Lethality and developmental delay of Drosophila melanogaster following ingestion of selected Pseudomonas fluorescens strains. PLoS One. 5(9):e12504.
Antibiotic production by soil bacteria: diversity, activity and natural functions - (Proceedings) - (16-Jul-10)
Genomic Diversity of Biocontrol Strains of Pseudomonas spp. Isolated from Aerial or Root Surfaces of Plants - (Abstract Only)
Loper, J.E., Davis, E.W., Lim, K., Hassan, K., Wilson, N., Hartney, S., Shaffer, B.T., Stockwell, V., Henkels, M.D., Shen, K., Blumhagen, R.Z., Mavrodi, D., Van Mortel, J., Song, C., Radune, D., Hostetler, J., Kluepfel, D.A., Wechter, W.P., Anderson, A., Young, C., Pierson, L., Pierson, E., Lindow, S., Raaijmakers, J., Weller, D.M., Thomashow, L.S., Allen, A., Paulsen, I. 2010. Genomic diversity of biocontrol strains of Pseudomonas spp. isolated from aerial or root surfaces of plants. International Symposium on Microbiology of Aerial Plant Surfaces Program Book. p.43.
Variation in the TonB-dependent Outer-Membrane Proteins in Plant-Associated Strains of Pseudomonas fluorescens - (Abstract Only)
Hartney, S., Loper, J.E. 2010. Variation in the TonB-dependent outer-membrane proteins in plant-associated strains of Pseudomonas fluorescens. International Symposium on Microbiology of Aerial Plant Surfaces Program Book. p. 62.
Management of Bacterial Blight of Lilac Caused by Pseudomonas syringae by Growing Plants under Plastic Shelters - (Abstract Only)
Stockwell, V., Shaffer, B.T., Henkels, M.D., Pscheidt, J.W., Loper, J.E. 2010. Management of bacterial blight of lilac caused by Pseudomonas syringae by growing plants under plastic shelters. International Symposium on Microbiology of Aerial Plant Surfaces Program Book.p.80.
Genomics-Guided Discovery of Traits Contributing to Interactions of Pseudomonas fluorescens with Other Organisms - (Abstract Only)
Loper, J.E., Kidarsa, T.A., Gross, H., Paulsen, I. 2010. Genomics-guided discovery of traits contributing to interactions of Pseudomonas fluorescens with other organisms. XIII International Symposium on Microbial Ecology Program Book.
Plasmid Content of Isolates of Erwinia amylovora from Orchards in Washington and Oregon in the USA - (Abstract Only)
Carey, A., Pusey, P.L., Loper, J.E., Stockwell, V. 2010. Plasmid content of isolates of Erwinia amylovora from orchards in Washington and Oregon in the USA. 12th International Workshop on Fire Blight. p.92.
Extracellular metabolites limit bacterial susceptibility to predation in a protist-specific manner and their regulation may be protist-induced - (Abstract Only) - (10-May-10)
Genomic Basis of Plant Pathogen Suppression by Biocontrol Pseudomonas Species - (Abstract Only)
Hassan, K., Loper, J.E., Paulsen, I. 2010. Genomic basis of plant pathogen suppression by biocontrol Pseudomonas species. Australian Society for Microbiology Meeting Program Book.
Mining Genomes of Biological Control Strains of Pseudomonas spp.: Unexpected Gems and Tailings - (Abstract Only)
Kidarsa, T.A., Hassan, K., Henkels, M.D., Shaffer, B.T., Gross, H., Allen, A., Paulsen, I.T., Loper, J.E. 2010. Mining Genomes of Biological Control Strains of Pseudomonas spp.: Unexpected Gems and Tailings. 12th International Conference on Plant-Pathogenic Bacteria Program Book. p.106.
TonB-Dependent Receptors of Pseudomonas fluorescens Pf-5 and Siderophore Uptake - (Abstract Only)
Hartney, S., Loper, J.E. 2010. TonB-Dependent receptors of Pseudomonas fluorescens Pf-5 and siderophore uptake. 10th Japan-U.S. Seminar: Genome-Enabled Integration of Research in Plant Pathogen Systems Program Book.
Microarray Analysis and Mutagenesis of the Biological Control Agent Pseudomonas fluorescens Pf-5 - (Abstract Only)
Kidarsa, T.A., Henkels, M.D., Liu, D., Loper, J.E. 2010. Microarray analysis and mutagenesis of the biological control agent Pseudomonas fluorescens Pf-5. 10th Japan-U.S. Seminar: Genome-Enabled Integration of Research in Plant Pathogen Systems Program Book.
Inactivation of the GacA Response Regulator in Pseudomonas fluorescens Pf-5 Has Far-Reaching Transcriptomic Consequences - (Peer Reviewed Journal)
Hassan, K., Johnson, A., Shaffer, B.T., Ren, Q., Kidarsa, T.A., Elbourne, L.H., Hartney, S., Duboy, R., Goebel, N., Zabriskie, M.T., Paulsen, I.T., Loper, J.E. 2010. Inactivation of the GacA response regulator in Pseudomonas fluorescens Pf-5 has far-reaching transcriptomic consequences. Environmental Microbiology. 12(4):899-915.
Genomics of Secondary Metabolism in Pseudomonas spp. - (Review Article)
Gross, H., Loper, J.E. 2009. Genomics of secondary metabolism in Pseudomonas spp. Natural Product Reports. 26:1408-46.
TonB Dependent Receptors of Pseudomonas fluorescens Pf-5 and Siderophore Uptake - (Abstract Only)
Hartney, S., Loper, J.E. 2009. TonB dependent receptors of Pseudomonas fluorescens Pf-5 and siderophore uptake. International Plant Growth Promoting Rhizobacteria Workshop. p.30.
Microarray Analysis of Pseudomonas fluorescens Pf-5 Grown on Seed Surfaces - (Abstract Only)
Kidarsa, T.A., Loper, J.E. 2009. Microarray analysis of Pseudomonas fluorescens Pf-5 grown onseed surfaces. International Plant Growth Promoting Rhizobacteria Workshop. p. 24.
Development and Testing of Secondary Metabolism Mutants of Pseudomonas fluorescens PF-5 - (Abstract Only)
Kidarsa, T.A., Henkels, M.D., Liu, D., Loper, J.E. 2009. Development and Testing of Secondary Metabolism Mutants of Pseudomonas fluorescens PF-5. International Plant Growth Promoting Rhizobacteria Workshop. p. 78.
Three Strains of Pseudomonas fluorescens Exhibit Differential Toxicity Against Drosophila melanogaster - (Abstract Only)
Olcott, M., Rosen, K., Walker, F., Sneh, B., Loper, J.E., Taylor, B. 2009. Three strains of Pseudomonas fluorescens exhibit differential toxicity against Drosophila melanogaster. International Plant Growth Promoting Rhizobacteria Workshop. p. 71.
The Transcriptomic Fingerprint of the Pseudomonas fluorescens Pf-5 GacS/GacA Signal Transduction System - (Abstract Only)
Hassan, K., Paulsen, I., Johnson, A., Ren, Q., Shaffer, B.T., Loper, J.E. 2009. The transcriptomic fingerprint of the Pseudomonas fluorescens Pf-5 GacS/GacA signal transduction system. International Plant Growth Promoting Rhizobacteria Workshop. p. 84.
TonB Dependent Receptors of Pseudomonas fluorescens Pf-5: Roles in Siderophore and Iron Uptake - (Abstract Only)
Hartney, S., Loper, J.E. 2009. TonB dependent receptors of Pseudomonas fluorescens Pf-5: Roles in siderophore and iron uptake. Phytopathology. 99(6S):52.
Roles of Rhizoxin and 2,4-diacetylphloroglucinol in Suppression of Fusarium spp. by the Rhizobacterium Pseudomonas fluorescens Pf-5 - (Abstract Only)
Quecine, M., Kidarsa, T.A., Pizzirani-Kleiner, A.A., Loper, J.E. 2009. Roles of rhizoxin and 2,4-diacetylphloroglucinol in suppression of Fusarium spp. by the rhizobacterium Pseudomonas fluorescens Pf-5. Phytopathology. 99(6S):106.
Genomic Analysis of Secondary Metabolite Production by Pseudomonas fluorescens - (Abstract Only)
Loper, J.E., Kidarsa, T.A., Gross, H., Paulsen, I. 2009. Genomic analysis of secondary metabolite production by Pseudomonas fluorescens. International Congress on Molecular Plant-Microbe Interactions Program Book. p.6.
Role of RpoS in Stress Tolerance and Environmental Fitness of the Phyllosphere Bacterium Pseudomonas fluorescens 122 - (Peer Reviewed Journal)
Stockwell, V., Hockett, K., Loper, J.E. 2009. Role of RpoS in stress tolerance and environmental fitness of the phyllosphere bacterium Pseudomonas fluorescens 122. Phytopathology. 99:689-695.
Stress Tolerance and Environmental Fitness of Pseudomonas fluorescens A506 Which Has a Mutation in rpoS - (Peer Reviewed Journal)
Hagen, M., Stockwell, V., Whistler, C., Johnson, K.B., Loper, J.E. 2009. Stress tolerance and environmental fitness of Pseudomonas fluorescens A506, which has a mutation in rpoS. Phytopathology. 99:689-695.
Mobile genetic elements in the genome of the beneficial rhizobacterium Pseudomonas fluorescens Pf-5 - (Peer Reviewed Journal)
Mavrodi, D.V., Loper, J.E., Paulsen, I.T., Thomashow, L.S. 2009. Mobile genetic elements in the genome of the beneficial rhizobacterium Pseudomonas fluorescens Pf-5. BMC Microbiology. 9:8.
Mobile genetic elements in the genome of the beneficial rhizobacterium Pseudomonas fluorescens Pf-5 - (Peer Reviewed Journal)
Mavrodi, D.V., Loper, J.E., Paulsen, I.T., Thomashow, L.S. 2009. Mobile genetic elements in the genome of the beneficial rhizobacterium Pseudomonas fluorescens Pf-5. BMC Microbiology, 9: ART No. 8.
Development of a Genetically-Modified Mixture of Biological Control Agents for Improved Disease Control - (Proceedings) - (26-Sep-08)
A Novel Gene Cluster Encoding an Insect Toxin in Plant-Associated Strains of Pseudomonas fluorescens - (Abstract Only)
Pechy-Tarr, M., Bruck, D.J., Maurhofer, M., Fischer, E., Vogne, C., Grunder, J., Loper, J.E., Keel, C. 2008. A novel gene cluster encoding an insect toxin in plant-associated strains of Pseudomonas fluorescens. Society for Invertebrate Pathology Annual Meeting.
Genomics of Secondary Metabolite Production by Pseudomonas fluorescens Pf-5 - (Abstract Only)
Loper, J.E., Paulsen, I., Bruck, D.J., Pechy-Tarr, M., Keel, C., Gross, H. 2008. Genomics of secondary metabolite production by Pseudomonas fluorescens Pf-5. Phytopathology. 98(6S):94.
Integrated Control of Fire Blight with Bacterial Antagonists and Oxytetracycline - (Abstract Only)
Stockwell, V.O., Temple, T., Johnson, K.B., Loper, J.E. 2008. Integrated control of fire blight with bacterial antagonists and oxytetracycline. Phytopathology. 98(6S):151.
Insecticidal Activity in Root-Associated Pseudomonads - (Abstract Only)
Pechy-Tarr, M., Loper, J.E., Mauhofer, M., Keel, C. 2008. Insecticidal activity in root-associated Pseudomonads. International Organization for Biological Control of Fungal and Bacterial Plant Pathogens Working Group Program Book.
Development of a Genetically-Modified Mixture of Biological Control Agents for Improved Disease Control - (Abstract Only)
Stockwell, V. ., Loper, J.E., Johnson, K.B. 2008. Development of a genetically-modified mixture of biological control agents for improved disease control. International Organization for Biological Control of Fungal and Bacterial Plant Pathogens Working Group Progam Abstract.
Role of rpfF in Virulence and Exoenzyme Production of Xanthomonas axonopodis pathovar glycines, the Causal Agent of Bacterial Pustule of Soybean - (Peer Reviewed Journal)
Thowthampitak, J., Shaffer, B.T., Prathuangwong, S., Loper, J.E. 2008. Role of rpfF in virulence and exoenzyme production of Xanthomonas axonopodis pathovar glycines, the causal agent of bacterial pustule of soybean. Phytopathology. 98(12):1252-1260.
Molecular Analysis of a Novel Gene Cluster Encoding an Insect Toxin in Plant-Associated Strains of Pseudomonas - (Abstract Only)
Pechy-Tarr, M., Bruck, D.J., Fischer, E., Grunder, J., Loper, J.E., Maurhofer, M. 2008. Molecular analysis of a novel gene cluster encoding an insect toxin in plant-associated strains of Pseudomonas. 67th Annual Assembly of the Swiss Society of Microbiology Program Book.
Molecular Analysis of a Novel Gene Cluster Encoding an Insect Toxin in Plant-Associated Strains of Pseudomonas fluorescens - (Peer Reviewed Journal)
Pechy-Tarr, M., Bruck, D.J., Maurhofer, M., Fischer, E., Vogne, C., Henkels, M.D., Donahue, K.M., Grunder, J., Loper, J.E., Keel, C. 2008. Molecular analysis of a novel gene cluster encoding an insect toxin in plant-associated strains of Pseudomonas fluorescens. Environmental Microbiology. 10(9):2368-2386.
Genomics of Secondary Metabolite Production by Pseudomonas fluorescens Pf-5 - (Abstract Only)
Loper, J.E., Paulsen, I., Bruck, D.J., Pechy-Tarr, M., Keel, C., Gross, H. 2008. Genomics of secondary metabolite production by Pseudomonas fluorescens Pf-5. Phytopathology. S94.
Integrated Control of Fire Blight with Antagonists and Oxytetracycline - (Abstract Only)
Stockwell, V.O., Temple, T., Johnson, K.B., Loper, J.E. 2008. Integrated control of fire blight with antagonists and oxytetracycline. Phytopathology. 98:S151.
Isolation and Identification of Rhizoxin Derivatives from Pseudomonas fluorescens Pf-5 using a Genomic Mining Strategy - (Peer Reviewed Journal)
Loper, J.E., Henkels, M.D., Shaffer, B.T., Valeriote, F.A., Gross, H. 2008. Isolation and identification of rhizoxin derivatives from Pseudomonas fluorescens Pf-5 using a genomic mining strategy. Applied and Environmental Microbiology. 74(10):3085-3093.
Bioinformatic Analysis of TonB-Dependent Receptors of Pseudomonas fluorescens Pf-5 - (Abstract Only)
Hartney, S.L., Loper, J.E. 2008. Bioinformatic analysis of TonB-dependent receptors of Pseudomonas fluorescens Pf-5. Phytopathology. 98:S66.
Integrated Control of Fire Blight with Antagonists and Oxytetracycline - (Proceedings)
Stockwell, V., Temple, T., Johnson, K., Loper, J.E. 2008. Integrated control of fire blight with antagonists and oxytetracycline. Acta Horticulturae. 793:383-390.
Pseudomonas 2007 Meeting Review - (Proceedings)
Goldberg, J.B., Hancock, R., Parales, R.E., Loper, J.E., Cornelis, P. 2008. Pseudomonas 2007 Meeting Review. Journal of Bacteriology. 190(8):2649-2662.
Genomic Analysis of Secondary Metabolite Production by Pseudomonas fluorescens Pf-5 - (Book / Chapter)
Loper, J.E., Bruck, D.J., Pechy-Tarr, M., Maurhofer, M., Keel, C., Gross, H. 2008. Genomic Analysis of Secondary Metabolite Production by Pseudomonas fluorescens Pf-5. In: Lorito, M., Woo, S.L., Scala, F., editors. Biology of Molecular Plant-Microbe Interactions. Volume 6. [CD-ROM]. St. Paul, MN. International Society for Molecular Plant-Microbe Interactions. Chapter 101.
Genomics of Secondary Metabolite Production by Pseudomonas fluorescens Pf-5 - (Abstract Only)
Loper, J.E., Bruck, D.J., Pechy-Tarr, M., Maurhofer, M., Keel, C., Gross, H. Genomics of Secondary Metabolite Production by Pseudomonas fluorescens Pf-5. American Society for Microbiology Conference on Pseudomonas. p 23.
Arbitrary PCR for Rapid Mapping of Tn5 Insertions in Pyoverdine Genes of Pseudomonas fluorescens Pf-5 - (Abstract Only)
Hartney, S., Loper, J.E. 2007. Arbitrary PCR for Rapid Mapping of Tn5 Insertions in Pyoverdine Genes of Pseudomonas fluorescens Pf-5. American Society for Microbiology Conference on Pseudomonas. p. 87.
Integrated Control of Fire Blight - (Abstract Only)
Stockwell, V., Temple, T., Johnson, K., Loper, J.E. 2007. Integrated Control of Fire Blight. Fire Blight International Workshop.
Genomic Analysis of Antifungal Metabolite Production by Pseudomonas fluorescens Pf-5 - (Peer Reviewed Journal)
Loper, J.E., Gross, H. 2007. Genomic analysis of antifungal metabolite production by Pseudomonas fluorescens Pf-5. European Journal of Plant Pathology. 119:265-278.
Genomic Analysis of Secondary Metabolite Production by Pseudomonas fluorescens Pf-5 - (Abstract Only)
Loper, J.E., Bruck, D.J., Pechy-Tarr, M., Maurhofer, M., Keel, C., Gross, H. 2007. Genomic Analysis of Secondary Metabolite Production by Pseudomonas fluorescens Pf-5. International Congress on Molecular Plant-Microbe Interactions.
The Genomisotopic Approach: A Systematic Method to Isolate the Products of Orphan Biosynthetic Gene Clusters Reprint Icon - (Peer Reviewed Journal)
Gross, H., Stockwell, V.O., Henkels, M.D., Nowak-Thompson, B., Loper, J.E., Gerwick, W.H. 2007. The genomisotopic approach: a systematic method to isolate the products of orphan biosynthetic gene clusters. Chemistry and Biology. 14(1):53-64.
Genomics Of Pseudomonas Fluorescens Pf-5 - (Book / Chapter)
Mavrodi, D.V., Paulsen, I.T., Ren, Q., Loper, J.E. 2007. Genomics of Pseudomonas Fluorescens Pf-5. In: Ramos, J.L., Filloux, A., editors. Pseudomonas, A Model System in Biology. Springer, The Netherlands. p.3-30.
The Genomic Sequence of Pseudomonas fluorescens Pf-5: Insights into Biological Control Reprint Icon - (Peer Reviewed Journal)
Loper, J.E., Kobayashi, D., Paulsen, I. The genomic sequence of Pseudomonas fluorescens Pf-5: insights into biological control. Phytopathology. 97(2):233-238.
Genomic Sequence of the Biological Control Agent Pseudomonas Fluorescens Pf-5 - (Proceedings)
Loper, J.E. 2005. Genomic sequence of the biological control agent pseudomonas fluorescens pf-5. Methyl Bromide Alternatives and Emissions Research Conference Proceedings. 113-1&2.
A New DNA Oligo Microarray for Complete Genome of Pseudomonas Fluorescens Pf-5 - (Abstract Only)
Liu, Z., Duboy, R.T., Press, C., Loper, J.E., Paulsen, I.T., Slininger, P.J. 2005. A new DNA oligo microarray for complete genome of Pseudomonas fluorescens pf-5 [abstract]. International Union of Microbiological Societies. Abstract No. B-1258, p. 63-64.
The Sigma Factor Rpos Is Required for Stress Tolerance and Environmental Fitness of Pseudomonas Fluorescens Pf-5 - (Peer Reviewed Journal)
Stockwell, V.O., Loper, J.E. 2005. The sigma factor rpos is required for stress tolerance and environmental fitness of pseudomonas fluorescens pf-5. Microbiology. 151:3001-3009.
Comparison of the Complete Genome Sequences of Pseudomonas Syringae Pv. Syringae B728a and Pv. Tomato Dc3000 - (Peer Reviewed Journal)
Feil, H., Feil, W.S., Chain, P., Larimer, F., Dibartolo, G., Copeland, A., Lykidis, A., Trong, S., Nolan, M., Goltsman, E., Thiel, J., Malfatti, S., Loper, J.E., Lapidus, A., Detter, J.C., Land, M., Richardson, P.M., Kyrpides, N.C., Ivanova, N., Lindow, S.E. 2005. comparison of the complete genome sequences of pseudomonas syringae pv. syringae b728a and pv. tomato dc3000. Proceedings of the National Academy of Sciences. 102(31):11064-11069.
Reciprocal Regulation of Pyoluteorin Production with Membrane Transporter Gene Expression in Pseudomonas Fluorescens Pf-5 - (Peer Reviewed Journal)
Broadhagen, M., Paulsen, I., Loper, J.E. 2005. Reciprocal regulation of pyoluteorin production with membrane transporter gene expression in pseudomonas fluorescens pf-5. Applied and Environmental Microbiology. 71:6900-6909.
Bioavailability of Iron to Pseudomonas Fluorescens A506 on Flowers of Pear - (Peer Reviewed Journal)
Temple, T.N., Stockwell, V.O., Johnson, K.B., Loper, J.E. 2006. Bioavailability of iron to pseudomonas fluorescens a506 on flowers of pear. Acta Horticulturae. 704:301-306.
Complete Genome Sequence of the Plant Commensal Pseudomonas Fluorescens Pf-5: Insights into the Biological Control of Plant Disease. - (Peer Reviewed Journal)
Paulsen, I.T., Press, C.M., Ravel, J., Kobayashi, D.Y., Myers, G.A., Mavrodi, D.V., Deboy, R.T., Seshadri, R., Ren, Q., Madupu, R., Dodson, R.J., Durkin, A.S., Brinkac, L.M., Daugherty, S.C., Sullivan, S.A., Rosovitz, M.J., Gwinn, M.L., Zhou, L., Nelson, W.C., Weidman, J., Watkins, K., Tran, K., Khouri, H., Pierson, E.A., Pierson Iii, L.S., Thomashow, L.S., Loper, J.E. 2005. Complete genome sequence of the plant commensal pseudomonas fluorescens pf-5: insights into the biological control of plant disease. Nature Biotechnology. 23:873:878
Complete Genome Sequence of the Plant Commensal Pseudomonas Fluorescens Pf-5: Insights into the Biological Control of Plant Disease - (Peer Reviewed Journal)
Paulsen, I.T., Press, C.M., Ravel, J., Kobayashi, D.Y., Myers, G., Mavrodi, D.V., Deboy, R.T., Seshadri, R., Ren, Q., Madupu, R., Dodson, R.J., Durkin, A.S., Brinkac, L.M., Daugherty, S.C., Sullivan, S.A., Rosovitz, M.J., Gwinn, M.L., Zhou, L., Schneider, D.J., Cartinhour, S.W., Nelson, W.C., Weidman, J., Watkins, K., Tran, K., Khouri, H., Pierson, E.A., Pierson, L.S., Thomashow, L.S., Loper, J.E. 2005. Complete genome sequence of the plant commensal pseudomonas fluorescens pf-5: insights into the biological control of plant disease. Nature Biotechnology. 23:873-878.
Effect of the Iron Chelate Feeddha on Control of Fire Blight by Pseudomonas Fluorescens A506 - (Abstract Only)
Stockwell, V.0., Temple, T., Johnson, K., Loper, J.E. 2005. Effect of the iron chelate feeddha on control of fire blight by Pseudomonas fluorescens A506. Phytopathology 95:S100.
Bioavailability of Iron to Pseudomonas Fluorescens Strain A506 on Flowers of Pear and Apple - (Peer Reviewed Journal)
Temple, T.N., Stockwell, V.O., Loper, J.E., Johnson, K.B. 2004. Bioavailability of iron to pseudomonas fluorescens strain a506 on flowers of pear and apple. Phytopathology. 94:1286-1294
Effect of the Iron Chelate Feeddha on Control of Fire Blight by Pseudomonas Fluorescens A506 - (Abstract Only)
Stockwell, V.O., Temple, T.N., Johnson, K.B., Loper, J.E. 2004. Effect of the iron chelate feeddha on control of fire blight by pseudomonas fluorescens a506. Meeting Abstract. 10th International Workshop on Fire Blight.
An Extracellular Protease of Pseudomonas Fluorescens A506 Inactivates Antibiotics of Pantoea Agglomerans - (Peer Reviewed Journal)
Anderson, L.M., Stockwell, V.O., Loper, J.E. 2004. An extracellular protease of pseudomonas fluorescens a506 inactivates antibiotics of pantoea agglomerans. Phytopathology. 94:1228-1234.
Effect of the Iron Chelate Feeddha on Control of Fire Blight by Pseudomonas Fluorescens A506 - (Abstract Only)
Stockwell, V.O., Temple, T.N., Johnson, K.B., Loper, J.E. 2004. Effect of the iron chelate FeEDDHA on control of fire blight by Pseudomonas fluorescens A506. 10th International Workshop on Fire Blight.
Positive Autoregulation of the Antibiotic Pyoluteorin in the Biological Control Organism Pseudomonas Fluorescens Pf-5 - (Peer Reviewed Journal)
Brodhagen, M., Henkels, M.D., Loper, J.E. 2004. Positive autoregulation of the antibiotic pyoluteorin in the biological control organism Pseudomonas fluorescens Pf-5. Applied and Environmental Microbiology. 70:1758-1766.
Applications of Genomics to Biological Control of Soilborne Diseases - (Proceedings)
Loper, J.E., Press, C.M. 2003. Applications of genomics to biological control of soilborne diseases. International Conference on Methyl Bromide Alternatives and Emissions Reductions.
Genomics of Pseudomonas Fluorescens Pf-5:insights into Biological Control - (Abstract Only)
Loper, J.E., Paulsen, I., Thomashow, L., Pierson Iii, L., Kobayashi, D., Pierson, E., Press, C.M., Mavrodi, D., Reddy, R. 2003. Genomics of pseudomonas fluorescens pf-5:insights into biological control. Phytopathology. 93:S108.
Gene Expression Profiles of the Biocontrol Agent Pseudomonas Fluorescens Pf-5 Assessed Using Oligonucleotide Arrays. - (Abstract Only)
Press,C. M. Brodhagen, M., and Loper, J.E.Gene expression profiles of the biocontrol agent Pseudomonas fluorescens Pf-5 assessed using oligonucleotide arrays. Phytopathology 93:S72.
Regulation of Pyoluteorin Production in Pseudomonas Fluorescens Pf-5 Includes Positive Autoregulation and Repression by 2,4-Diacetylphloroglucinol and Pyrrolnitrin. - (Abstract Only)
Brodhagen,M.,Henkels,M.D.,and Loper,J.E. Regulation of the antibiotic pyoluteorin in Pseudomonas fluorescens Pf-5 includes positive autoregulation and repression by 2,4-diacetylphloroglucinol and pyoluteorin. Phytopathology 93:S11
Iron Bioavailability to Pseudomonas Fluorescens Strain A506 on Pear and Apple Blossoms - (Abstract Only)
Phytopathology 93:S82. Publication no. P-2203-0604-AMA
The Genomic Sequence of Pseudomonas Fluorescens Pf-5: Insights into Biological Control - (Abstract Only)
Loper, J.E. 2005. the genomic sequence of pseudomonas fluorescens pf-5: insights into biological control. Phytopathology. 95:S144-145.
Siderophores - (Review Article) - (24-May-00)
Lon Protease Influences Antibiotic Production and Ultraviolet Tolerance of Pseudmonas Fluoresscens Pf-5 - (Peer Reviewed Journal) - (10-Apr-00)
Utilization of Heterologous Siderophores Enhances Levels of Iron Available to Pseudomonas Putida in the Rhizosphere. - (Peer Reviewed Journal) - (01-Oct-99)
Polyketide Production by Plant-Associated Pseudomonads - (Review Article) - (01-Oct-99)
Ecological and Mechanistic Compatibility As Criteria for Antagonist Mixtures for Control of Fire Blight - (Abstract Only) - (17-Sep-99)
Epiphytic Colonization of Pear Stigmas and Hypanthia by Bacteria and Fungi During Primary Bloom. - (Peer Reviewed Journal) - (02-Aug-99)
Influence of Rpos on Colonization of Pear Blossoms by the Bacterial Antagonist Pseudomonas Fluorescens A506 - (Abstract Only) - (03-Mar-99)
Charachterization of the Pyoluteorin Biosynthetic Gene Cluster of Pseudomonas Fluorescens Pf-5 - (Peer Reviewed Journal) - (19-Jan-99)
The Two-Component Regulators Gacs and Gaca Influence Accumulation of the Stationary-Phase Sigma Factor Rpos and Stress Response in Pseudomonas Fluorescens Pf-5 - (Peer Reviewed Journal) - (29-Sep-98)
Involvement of Phenazines and Anthranilate in the Antagonism of Pseudomonas Aeruginosa Pna1 and Tn5 Derivatives Towards Fusarium Spp. and Pythium Spp. - (Peer Reviewed Journal) - (01-May-98)
The Role of Iron in Rhizobacteria-Mediated Induced Systematic Resistance - (Peer Reviewed Journal) - (01-Apr-98)
Effect of Mutations in Rpos on Survival of Pseudomonas Fluorescens in the Field - (Peer Reviewed Journal) - (01-Apr-98)
Molecular Approaches for Elucidating the in Situ Activities of Biological Control Agents and the Nature of Bacterial Habitats in the Rhizosphere - (Peer Reviewed Journal) - (31-Dec-97)
Utilization of Heterologous Sidoeprhores by a Bacterium in the Rhizosphere - (Peer Reviewed Journal) - (31-Dec-97)
Influence of the Stationary Phase Sigma Factor Rpos on Fitness of Pseudomonas Fluorescens - (Peer Reviewed Journal) - (31-Dec-97)
Biological Control Mediated by Antifungal Metabolite Production and Resource Competition: An Overview - (Proceedings) - (01-Oct-97)
Ecbi and Ecbr: Homologs of Luxi and Luxr Affecting Antibiotic and Exoenzyme Production by Erwinia Carotovora Subsp. Betavasculorum - (Peer Reviewed Journal) - (29-Sep-97)
Identification and Sequence Analysis of the Genes Encoding a Polyketide Synthase Required for Pyoluteorin Biosynthesis in Pseudomonas Fluorescens Pf-5. - (Peer Reviewed Journal) - (07-Aug-97)
Global Regulation of Secondary Metobolites in Pseudomonas Fluorescens Pf-5:effects of Point Mutation and Copy Number of Gaca - (Proceedings) - (01-Jun-97)
Sequence Analysis and Transcriptional Regulation of the Pyoluteorin Biosynthetic Gene Cluster in Pseudomonas Fluorescens Pf-5 - (Proceedings) - (01-Jun-97)
Four Global Regulators Influence Antibiotic Production and Stress Response in Pseudomonas Fluorescens Pf-5 - (Proceedings) - (01-Jun-97)
Anthranilate Restricts the Growth of the Root Pathogen Pythium and Protectsplants Against Pythium-Induced Damping-off - (Proceedings) - (01-Jun-97)
Last Modified: 10/19/2011
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