U.S. flagAn official website of the United States government
                    Here's how you know **Official websites use .gov**
                            
                            A **.gov** website belongs to an official government organization in the United States.
 **Secure .gov websites use HTTPS**
                            
                            A **lock** (                            
                              A locked padlock                                                      
                            
                            ) or **https://** means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.


Menu Agricultural Research Service
						
                    U.S. DEPARTMENT OF AGRICULTURE
 Foreign Disease-Weed Science Research: Frederick, MD
 close



    Research

                    Research Projects
                                    Publications
                                    Collaborations
                                    News
                People

                    Staff Listing
                                    CareersSearch small
                    Search
            
            ARS Home
                                About ARS
                                Contact Us




ARS Home Northeast Area Frederick, Maryland Foreign Disease-Weed Science Research People & Locations







Aaron J Sechler
                        Foreign Disease-Weed Science Research

                        




                        
                        Biologist
                        Phone: (301) 619-2232
                        
                        
                        Fax: (301) 619-2880(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            **Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Immunoreagents for development of a diagnostic assay specific for Rathayibacter toxicus
                                                        

- (Peer Reviewed Journal)Luster, D.G., Mcmahon, M.B., Carter, M.L., Sechler, A.J., Rogers, E.E., Schroeder, B.K., Murray, T.D. 2020. Immunoreagents for development of a diagnostic assay specific for Rathayibacter toxicus. Food and Agricultural Immunology. 31(1):231-242. https://doi.org/10.1080/09540105.2020.1714554.The identification and conservation of tunicaminyluracil-related biosynthetic gene clusters in several Rathayibacter species collected from Australia, Africa, Eurasia and North America
                                                        

- (Peer Reviewed Journal)Tancos, M.A., Sechler, A.J., Davis, E.W., Chang, J.H., Schroeder, B.K., Murray, T.D., Rogers, E.E. 2020. The identification and conservation of tunicaminyluracil-related biosynthetic gene clusters in several Rathayibacter species collected from Australia, Africa, Eurasia and North America. Frontiers in Microbiology. 10:2914. https://doi.org/10.3389/fmicb.2019.02914.Discovery of tunicamycin-related biosynthetic gene clusters in three Rathayibacter species, including one endemic to the Northwest U.S. (R. agropyri)

- (Abstract Only)Dual RNA-seq analyses of Rathayibacter toxicus and bacteriophage NCPPB3778 over a time course following infection

- (Abstract Only)Evolution of the U.S. biological select agent Rathayibacter toxicus

- (Peer Reviewed Journal)Davis, E.W., Tabima, J.F., Weisberg, A.J., Lopes, L.D., Wiseman, M.S., Wiseman, M.S., Pupko, T., Belcher, M.S., Sechler, A.J., Tancos, M.A., Schroeder, B.K., Murray, T.D., Luster, D.G., Schneider, W.L., Rogers, E.E., Andreote, F., Grunwald, N.J., Putman, M.L., Chang, J.H. 2018. Bacteriophage NCPPB3778 and a type I-E CRISPR drive the evolution of the U.S. biological select agent Rathayibacter toxicus. mBio. 9:e01280-18.Rathayibacter agropyri (non O’Gara 1916) comb. nov., nom. rev., isolated from western wheatgrass (Pascopyrum smithii)
                                                        

- (Peer Reviewed Journal)Schroeder, B.K., Schneider, W.L., Luster, D.G., Sechler, A.J. 2018. Rathayibacter agropyri (non O’Gara 1916) comb. nov., nom. rev., isolated from western wheatgrass (Pascopyrum smithii). International Journal of Systematic and Evolutionary Microbiology. 68:1519–1525. https://doi.org/10.1099/ijsem.0.002708.Partial proteome of the corynetoxin-producing Gram-positive bacterium, Rathayibacter toxicus
                                                        

- (Peer Reviewed Journal)Fennessey, C.M., McMahon, M.B., Sechler, A.J., Kaiser, J., Garrett, W.M., Tancos, M.A., Luster, D.G., Rogers, E.E., Schneider, W.L. 2018. Partial proteome of the corynetoxin-producing Gram-positive bacterium, Rathayibacter toxicus. Proteomics. 18:1700350. https://doi.org/10.1002/pmic.201700350.Complete genome sequence of the Rathayibacter toxicus phage NCPPB3778

- (Peer Reviewed Journal)Schneider, W.L., Sechler, A.J., Rogers, E.E. 2017. Complete genome sequence of the Rathayibacter toxicus phage NCPPB3778. Genome Announcements. 5(42):e00671-17. https://doi.org/10.1128/genomeA.00671-17.Whole genome sequence of two Rathayibacter toxicus strains reveals a tunicamycin biosynthetic cluster similar to Streptomyces chartreusis

- (Peer Reviewed Journal)Sechler, A.J., Tancos, M.A., Schneider, D.J., King, J.G., Fennesey, C.M., Schroeder, B.K., Luster, D.G., Schneider, W.L., Rogers, E.E. 2017. Whole genome sequence of two Rathayibacter toxicus strains reveals a tunicamycin biosynthetic cluster similar to Streptomyces chartreusis. PLoS One. 12(8):e0183005.Rathayibacter toxicus and bacterial head blight diseases of grasses

- (Review Article)Murray, T.D., Schroeder, B.K., Schneider, W.L., Luster, D.G., Sechler, A.J., Rogers, E.E., Subbotin, S.A. 2017. Rathayibacter toxicus and bacterial head blight diseases of grasses. Phytopathology. 107:804-815.Protein expression profiling of Rathayibacter toxicus using mass spectrometry

- (Abstract Only)Fennessey, C.M., Blanc, J., Sechler, A.J., Mcmahon, M.B., Garrett, W.M., Luster, D.G., Schneider, W.L. 2015. Protein expression profiling of Rathayibacter toxicus using mass spectrometry. Phytopathology. 105:S4:43.Real-time PCR detection of sorghum ergot pathogens Claviceps africana, C. sorghi, and C. sorghicola

- (Peer Reviewed Journal)Tooley, P.W., Carras, M.M., Sechler, A.J., Rajasab, A.H. 2010. Real-time PCR detection of sorghum ergot pathogens Claviceps africana, C. sorghi, and C. sorghicola. Journal of Phytopathology. doi: 10.1111/j.1439-0434.2010.01683.xThe relevance of Murraya paniculata and related species as potential hosts and inoculum reservoirs of Candidatus Liberibacter asiaticus, causal agent of Huanglongbing (HLB)

- (Peer Reviewed Journal)Damsteegt, V.D., Postnikova, E.N., Stone, A.L., Kuhlmann, M., Wilson, C., Sechler, A.J., Schaad, N.W., Brlansky, R.H., Schneider, W.L. 2010. The relevance of Murraya paniculata and related species as potential hosts and inoculum reservoirs of Candidatus Liberibacter asiaticus, causal agent of Huanglongbing (HLB). Plant Disease. 94:528-533.An improved method of DNA extraction from Diaphorina citri for HLB detection

- (Abstract Only)Postnikova, E.N., Stone, A.L., Wilson, C.M., Sherman, D.J., Sechler, A.J., Schuenzel, E., Schaad, N.W., Schneider, W.L., Damsteegt, V.D. 2009. An improved method of DNA extraction from Diaphorina citri for HLB detection. Phytopathology. 99:S104.Preliminary evidence for mixed populations of Ca. Liberibacter species in Huanglongbing infections

- (Abstract Only)Postnikova, E.N., Stone, A.L., Wilson, C.M., Sherman, D.J., Sechler, A.J., Schuenzel, E., Schaad, N.W., Schneider, W.L., Damsteegt, V.D. 2009. Preliminary evidence for mixed populations of Ca. Liberibacter species in Huanglongbing infections. Phytopathology. 99:S205.Rathayibacter iranicus isolated from asymptomatic wheat seeds in Turkey

- (Peer Reviewed Journal)Postnikova, E.N., Agarkova, I., Altundag, S., Eskandari, F., Sechler, A.J., Karahan, A., Vidaver, A.K., Schneider, W.L., Ozakman, M., Schaad, N.W. 2009. Rathayibacter iranicus isolated from asymptomatic wheat seeds in Turkey. Plant Pathology. 58:796.Cultivation of Candidatus Liberibacter asiaticus and Ca. L. americanus associated with Huanglongbing

- (Peer Reviewed Journal)Sechler, A.J., Schuenzel, E., Cooke, P.H., Donnua, S., Thaveechai, N., Postnikova, E.N., Stone, A.L., Schneider, W.L., Damsteegt, V.D., Schaad, N.W. 2009. Cultivation of Candidatus Liberibacter asiaticus and Ca. L. americanus associated with Huanglongbing. Phytopathology. 99:480-486.TRANSFER OF ACIDOVORAX AVENAE SUBSPECIES TO MESOTHERMOPHILUS AVENAE

- (Peer Reviewed Journal)Schaad, N.W., Postnikova, E.N., Claflin, L.E., Vidaver, A.K., Agarkova, I., Sechler, A.J., Ignatov, A., Ramundo, B.A. 2008. Transfer of acidovorax avenae subspecies to mesothermophilus avenae. Systematic and Applied Microbiology. 31:434-446.Identification of bacterial plant pathogens using multilocus PCR and electrospray ionization-mass spectrometry (PCR/ESI-MS)

- (Peer Reviewed Journal)Postnikova, E.N., Baldwin, C., Whitehouse, C., Sechler, A.J., Schaad, N.W., Sampath, R., Harpin, V., Li, F., Melton, R., Blynn, L., Drader, J., Hofstadler, S., Schneider, W.L. 2008. Identification of bacterial plant pathogens using multilocus PCR and electrospray ionization-mass spectrometry (PCR/ESI-MS). Phytopathology. 98-11-1156-1164First report of citrus canker caused by Xanthomonas citri in Somalia

- (Peer Reviewed Journal)Balestra, G.M., Sechler, A.J., Schuenzel, E., Schaad, N.W. 2008. First report of citrus canker caused by Xanthomonas citri in Somalia. Plant Disease. 92:981.An improved assay for detection of Acidovorax avenae subsp. citrulli in watermelon and melon seed

- (Peer Reviewed Journal)Zhao, T., Feng, J., Sechler, A.J., Randhawa, P., Schaad, N.W. 2009. An improved assay for detection of Acidovorax avenae subsp. citrulli in watermelon and melon seed. Seed Science and Technology. 37:337-347.First Report of Crown Gall Caused by Agrobacterium sp. on Diffuse Knapweed (Centaurea diffusa)

- (Peer Reviewed Journal)Eskandari, F., Bruckart, W.L., Schaad, N.W., Sechler, A.J., Postnikova, E.N., Caesar, A.J., Coombs, E. 2008. First Report of Crown Gall Caused by Agrobacterium sp. on Diffuse Knapweed (Centaurea diffusa). Plant Disease. 92:487.Real-time PCR detection of sorghum ergot pathogens Claviceps africana, C. sorghi, and C. sorghicola

- (Abstract Only)Tooley, P.W., Carras, M.M., Sechler, A.J. 2008. Real-time PCR detection of sorghum ergot pathogens Claviceps africana, C. sorghi, and C. sorghicola. International Congress of Plant Pathology Abstracts and Proceedings. Journal of Plant Pathology. Vol. 90 (2, Supplement). 52.312.2008Genetic diversity in populations of Xanthomonas campestris pv. camestris in cruciferous weeds in central coastal California

- (Peer Reviewed Journal)Ignatov, A., Sechler, A.J., Schuenzel, E., Agarkova, I.V., Vidaver, A.K., Oliver, B., Schaad, N.W. 2007. Genetic diversity in populations of Xanthomonas campestris pv. camestris in cruciferous weeds in central coastal California. Phytopathology. 97:803-812GENETIC RELATEDNESS AMOUNG STRAINS OF ACIDOVORAX AVENAE SUBSPECIES AVENAE, CITRULLI AND CATTLEYAE

- (Abstract Only)ASSESSMENT OF MULTIPLE DISPLACEMENT AMPLIFICATION FOR INCREASING PCR SENSITIVITY

- (Abstract Only)GENETIC DIVERSITY AMONG STRAINS OF ACIDOVORAX AVENAE SUBSP. CITRULLI IN CHINA

- (Abstract Only)RECLASSIFICATION OF XANTHOMONAS SPECIES PATHOGENIC ON CITRUS

- (Peer Reviewed Journal)Schaad, N.W., Postnikova, E., Lacy, G., Sechler, A.J., Agarkova, I., Stromberg, P., Strombuer, V., Vidaver, A. 2005. Reclassification of xanthomonas species pathogenic on citrus. Systematic and Applied Microbiology. v. 28. p.494-518.


Return to top


Connect with ARS Sign up


ARS Home
                            USDA.gov
                            Plain Writing
                            Policies & Links
                            Civil Rights Statements
                            FOIA
                            Accessibility Statement
                            Privacy Policy
                            Non-Discrimination Statement
                            Quality of Information
                            USA.gov
                            WhiteHouse.gov