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Glen Scoles
Invasive Insect Biocontrol & Behavior Laboratory
Research Entomologist

Phone: (301) 504-5166
Fax:
Room 029/030

10300 BALTIMORE AVENUE
BLDG 010A BARC-WEST
BELTSVILLE, MD 20705
Projects
Development of Strategies to Control Tick-Borne Bacterial Pathogens of Livestock
Cooperative Agreement (A)
  Accession Number: 436638
Ticks and Human Health
In-House Appropriated (D)
  Accession Number: 437417
A Pioneering Approach to Tick Control: Anti-tick Toxins Delivered via a Tick Transmissible Pathogen
Interagency Reimbursable Agreement (I)
  Accession Number: 430480
Exploration in Vietnam for Natural Enemies of Asian Longhorned Tick and Black Legged Deer Tick of Importance in the United States
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438512

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Tracking the increase of acaricide resistance in an invasive population of cattle fever ticks, Rhipicephalus microplus (Acari: Ixodidae), and implementation of real-time PCR assays to rapidly genotype resistance mutations Reprint Icon - (Peer Reviewed Journal)
Thomas, D.B., Klafke, G., Busch, J.D., Olafson, P.U., Miller, R., Mosqueda, J., Stone, N., Scoles, G.A., Wagner, D., Perez De Leon, A.A. 2020. Tracking the increase of acaricide resistance in an invasive population of cattle fever ticks, Rhipicephalus microplus (Acari: Ixodidae), and implementation of real-time PCR assays to rapidly genotype resistance mutations. Annals of the Entomological Society of America. 113(4):298-309. https://doi.org/10.1093/aesa/saz053.
Quantitative analysis of Anaplasma marginale acquisition and transmission by Dermacentor andersoni fed in vitro Reprint Icon - (Peer Reviewed Journal)
Vimonish, R., Johnson, W.C., Mousel, M.R., Brayton, K.A., Scoles, G.A., Noh, S.M., Ueti, M.W. 2020. Quantitative analysis of Anaplasma marginale acquisition and transmission by Dermacentor andersoni fed in vitro. Scientific Reports. 10:740. https://doi.org/10.1038/s41598-019-57390-y.
Identification of proteins expressed by Babesia bigemina kinetes Reprint Icon - (Peer Reviewed Journal)
Bohaliga, G.A.R., Johnson, W.C., Taus, N.S., Hussein, H.E., Bastos, R.G., Suarez, C.E., Scoles, G.A., Ueti, M.W. 2019. Identification of proteins expressed by Babesia bigemina kinetes. Parasites & Vectors. 12(1). https://doi.org/10.1186/s13071-019-3531-7.
Silencing expression of the Rhipicephalus microplus vitellogenin receptor gene blocks Babesia bovis transmission and interferes with oocyte maturation Reprint Icon - (Peer Reviewed Journal)
Hussein, H.E., Johnson, W.C., Taus, N.S., Suarez, C.E., Scoles, G.A., Ueti, M.W. 2019. Silencing expression of the Rhipicephalus microplus vitellogenin receptor gene blocks Babesia bovis transmission and interferes with oocyte maturation. Parasites & Vectors. https://doi.org/10.1186/s13071-018-3270-1.
Silencing expression of the Rhipicephalus microplus vitellogenin receptor gene blocks Babesia bovis transmission and interferes with oocyte maturation Reprint Icon - (Peer Reviewed Journal)
Hala, H.E., Johnson, W.C., Taus, N.S., Suarez, C.E., Scoles, G.A., Ueti, M.W. 2019. Silencing expression of the Rhipicephalus microplus vitellogenin receptor gene blocks Babesia bovis transmission and interferes with oocyte maturation. Parasites & Vectors. 12(1):7. https://doi.org/10.1186/s13071-018-3270-1.
Range-wide genetic analysis of Dermacentor variabilis and its Francisella-like endosymbionts demonstrates phylogeographic concordance between both taxa Reprint Icon - (Peer Reviewed Journal)
Kaufman, E.L., Stone, N.E., Scoles, G.A., Hepp, C.M., Busch, J.D., Wagner, D.M. 2018. Range-wide genetic analysis of Dermacentor variabilis and its Francisella-like endosymbionts demonstrates phylogeographic concordance between both taxa. Parasites & Vectors. https://doi.org/10.1186/s13071-018-2886-5.
Discovery of a novel species Theileria haneyi n. sp. infective to equids highlights exceptional genomic diversity within the genus Theileria: implications for apicomplexan parasite surveillance Reprint Icon - (Peer Reviewed Journal)
Knowles, D.P., Kappmeyer, L.S., Haney, D., Herndon, D.R., Fry, L.M., Munro, J.B., Sears, K., Ueti, M.W., Wise, L.N., Silva, M., Schneider, D.A., Grause, J., White, S.N., Trentina, K., Bishop, R., Odongo, D.O., Pelzel-McCluske, A.M., Scoles, G.A., Mealey, R.H., Silva, J.C. 2018. Discovery of a novel species Theileria haneyi n. sp. infective to equids highlights exceptional genomic diversity within the genus Theileria: implications for apicomplexan parasite surveillance. International Journal for Parasitology. 48(9-10):127-137. https://doi.org/10.1016/j.ijpara.2018.03.010.
Rhipicephalus appendiculatus ticks transmit theileria parva from persistently infected cattle in the absence of detectable parasitemia: implications for East Coast fever epidemiology Reprint Icon - (Peer Reviewed Journal)
Olds, C.L., Mason, K.L., Scoles, G.A. 2018. Rhipicephalus appendiculatus ticks transmit theileria parva from persistently infected cattle in the absence of detectable parasitemia: implications for East Coast fever epidemiology. Parasites & Vectors. https://doi.org/10.1186/s13071-018-2727-6.
Laboratory colonization stabilizes the naturally dynamic microbiome composition of field collected dermacentor andersoni ticks - (Peer Reviewed Journal)
Gall, C.A., Scoles, G.A., Magori, K., Mason, K.L., Brayton, K.A. 2017. Laboratory colonization stabilizes the naturally dynamic microbiome composition of field collected dermacentor andersoni ticks. BMC Microbiome. 5:133.
Validation of an improved anaplasma antibody cELISA kit for detection of anaplasma ovis antibody in domestic sheep at the U.S. Sheep Experiment Station in Dubois, ID Reprint Icon - (Peer Reviewed Journal)
Mason, K.L., Gonzalez, M.V., Chung, C., Mousel, M.R., White, S.N., Taylor, J.B., Scoles, G.A. 2017. Validation of an improved anaplasma antibody cELISA kit for detection of anaplasma ovis antibody in domestic sheep at the U.S. Sheep Experiment Station in Dubois, ID. Veterinary Microbiology. https://doi.org/10.1177/1040638717709494.
The transcription factor relish controls anaplasma marginale infection in the bovine tick rhipicephalus microplus - (Peer Reviewed Journal)
Capelli-Peixoto, J., Carvalho, D.D., Johnson, W.C., Scoles, G.A., Fogaça, A.C., Daffre, S., Ueti, M.W. 2017. The transcription factor relish controls anaplasma marginale infection in the bovine tick rhipicephalus microplus. Developmental and Comparative Immunology. doi: 10.1016/j.dci.2017.04.005.
Detection of theileria parva in tissues of cattle undergoing severe east coast fever disease show significant parasite accumulation in the spleen - (Peer Reviewed Journal)
Olds, C.L., Paul, T., Scoles, G.A. 2016. Detection of theileria parva in tissues of cattle undergoing severe east coast fever disease show significant parasite accumulation in the spleen. Veterinary Parasitology. 232:32-35.
Ixodidae ticks in the megapolis of Kyiv, Ukraine - (Peer Reviewed Journal)
Rogovskyy, A.S., Nebogatkin, I.V., Scoles, G.A. 2016. Ixodidae ticks in the megapolis of Kyiv, Ukraine. Ticks and Tick Borne Diseases. 8(1):99-102.
Ixodid ticks in the megapolis of Kyiv, Ukraine - (Peer Reviewed Journal)
Rogovskyy, A.S., Nebogatkin, I.V., Scoles, G.A. 2016. Ixodid ticks in the megapolis of Kyiv, Ukraine. Ticks and Tick Borne Diseases. 8(1):99-102.
Expression of 6-Cys gene superfamily defines babesia bovis sexual stage development within rhipicephalus microplus - (Peer Reviewed Journal)
Alzan, H.F., Lau, A., Knowles, D.P., Herndon, D.R., Ueti, M.W., Scoles, G.A., Kappmeyer, L.S., Suarez, C.E. 2016. Expression of 6-Cys gene superfamily defines babesia bovis sexual stage development within rhipicephalus microplus. PLoS One. doi:10.1371/journal.pone.0163791.
Induction of humoral immune response to multiple recombinant rhipicephalus appendiculatus antigens and their effect on tick feeding success and pathogen transmission - (Peer Reviewed Journal)
Olds, C.L., Mwaura, S., Odongo, D., Scoles, G.A., Bishop, R., Daubenberger, C. 2016. Induction of humoral immune response to multiple recombinant rhipicephalus appendiculatus antigens and their effect on tick feeding success and pathogen transmission. Parasites & Vectors. 9(1):484.
Cooperation of Pd-1 and LAG-3 contributes to T-cell exhaustion in anaplasma marginale-infected cattle - (Peer Reviewed Journal)
Okagawa, T., Konnai, S., Deringer, J.R., Ueti, M.W., Scoles, G.A., Murata, S., Ohashi, K., Brown, W.C. 2016. Cooperation of Pd-1 and LAG-3 contributes to T-cell exhaustion in anaplasma marginale-infected cattle. Infection and Immunity. doi: 10.1128/IAI.00278-16.
Superinfection exclusion of the ruminant pathogen anaplasma marginale in the tick vector is dependent on time between exposures to the strains - (Peer Reviewed Journal)
Noh, S.M., Dark, M.J., Reif, K.E., Ueti, M.W., Kappmeyer, L.S., Scoles, G.A., Palmer, G.H., Brayton, K.A. 2016. Superinfection exclusion of the ruminant pathogen anaplasma marginale in the tick vector is dependent on time between exposures to the strains. Applied and Environmental Microbiology. 82(11):3217-3124.
Cattle tick vaccine researchers join forces in CATVAC - (Peer Reviewed Journal)
Schetters, T., Bishop, R., Crampton, M., Kopacek, P., Lew-Tabor, A., Maritz-Olivier, C., Miller, R., Mosqueda, J., Patarroyo, J., Rodriguez-Valle, M., Scoles, G.A., De La Fuente, J. 2016. Cattle tick vaccine researchers join forces in CATVAC. Parasites & Vectors. 9:105.
The bacterial microbiome of dermacentor andersoni ticks influences pathogen susceptibility - (Peer Reviewed Journal)
Gall, C.A., Reif, K.E., Scoles, G.A., Mason, K.L., Mousel, M.R., Noh, S.M., Brayton, K.A. 2016. The bacterial microbiome of dermacentor andersoni ticks influences pathogen susceptibility. The ISME Journal: Multidisciplinary Journal of Microbial Ecology. doi: 10.1038/ismej.2015.266.
The characterization and manipulation of the bacterial microbiome of the Rocky Mountain wood tick, Dermacentor andersoni - (Peer Reviewed Journal)
Clayton, K.A., Gall, C.A., Mason, K.L., Brayton, K.A., Scoles, G.A. 2015. The characterization and manipulation of the bacterial microbiome of the Rocky Mountain wood tick, Dermacentor andersoni. Parasites & Vectors. 8:632.
Targeted silencing of the aquaporin 2 gene of rhipicephalus (Boophilus) microplus reduces tick fitness Reprint Icon - (Peer Reviewed Journal)
Hussein, H.E., Scoles, G.A., Ueti, M.W., Suarez, C.E., Adham, F.K., Guerrero, F., Bastos, R.G. 2015. Targeted silencing of the aquaporin 2 gene of rhipicephalus (Boophilus) microplus reduces tick fitness. Parasites & Vectors. doi: 10.1186/s13071-015-1226-2.
Transgene expression in tick cells using agrobacterium tumefaciens - (Peer Reviewed Journal)
Machado-Ferreira, E., Balsemao-Pires, E., Dietrich, G., Hojgaard, A., Vizzoni, V.F., Scoles, G.A., Bell-Sakyi, L., Piesman, J., Zeidner, N.S., Soares, C.A. 2015. Transgene expression in tick cells using agrobacterium tumefaciens. Experimental and Applied Acarology. 67(2):269-287.
Factors affecting larval tick feeding success: host, density and time - (Peer Reviewed Journal)
Jones, C.R., Brunner, J.L., Scoles, G.A., Owen, J.P. 2015. Factors affecting larval tick feeding success: host, density and time. Parasites & Vectors. doi: 10.1186/s13071-015-0955-6.
A virulent babesia bovis strain failed to infect white-tailed deer (Odocoileus virginianus) Reprint Icon - (Peer Reviewed Journal)
Ueti, M.W., Olafson, P.U., Freeman, J.M., Johnson, W.C., Scoles, G.A. 2015. A virulent babesia bovis strain failed to infect white-tailed deer (Odocoileus virginianus). PLoS One. doi: 10.1371/journal.pone.0131018.
Loss of immunization-induced epitope-specific CD4 T-cell response following anaplasma marginale infection requires presence of the T-cell epitope on the pathogen and is not associated with an increase in lymphocytes - (Peer Reviewed Journal)
Brown, W.C., Turse, J.E., Lawrence, P.K., Johnson, W.C., Scoles, G.A., Deringer, J.R., Sutten, E.L., Han, S., Norimine, J. 2015. Loss of immunization-induced epitope-specific CD4 T-cell response following anaplasma marginale infection requires presence of the T-cell epitope on the pathogen and is not associated with an increase in lymphocytes. Clinical and Vaccine Immunology. 22(7):742-53.
Evaluation of the importance of VlsE antigenic variation for the enzootic cycle of borrelia burgdorferi - (Peer Reviewed Journal)
Rogovskyy, A.S., Casselli, T., Tourand, Y., Jones, C.R., Owen, J.P., Mason, K.L., Scoles, G.A., Bankhead, T. 2015. Evaluation of the importance of VlsE antigenic variation for the enzootic cycle of borrelia burgdorferi . PLoS One. doi: 10.1371/journal.pone.0124268.
Aquaporin 2 of Rhipicephalus (Boophilus) microplus as a potential target to control ticks and tick-borne parasites ()
Hussein, H.E., Scoles, G.A., Ueti, M.M., Adham, F.K., Guerrero, F., Bastos, R.G. 2015. Aquaporin 2 of Rhipicephalus (Boophilus) microplus as a potential target to control ticks and tick-borne parasites. National Center for Biotechnology Information (NCBI). http://www.ncbi.nlm.nih.gov. Accession Number KP406519.
Thirty years of tick molecular population genetic studies: a comprehensive review - (Peer Reviewed Journal)
Araya-Anchetta, A., Busch, J.D., Scoles, G.A., Wagner, D.M. 2014. Thirty years of tick molecular population genetic studies: a comprehensive review. Infection, Genetics and Evolution. 29:164-79.
Multiple mutations in the para-sodium channel gene are associated with pyrethroid resistance in Rhipicephalus microplus from the United States and Mexico - (Peer Reviewed Journal)
Stone, N.E., Olafson, P.U., Davey, R.B., Buckmeier, B.G., Bodine, D.L., Sidak-Loftis, L.C., Duhaime, R.A., Miller, R., Mosqueda, J., Scoles, G.A., Wagner, D.M., Busch, J. 2014. Multiple mutations in the para-sodium channel gene are associated with pyrethroid resistance in Rhipicephalus microplus from the United States and Mexico. Parasites & Vectors. 7:456.
Vector ecology of equine piroplasmosis - (Peer Reviewed Journal)
Scoles, G.A., Ueti, M.W. 2015. Vector ecology of equine piroplasmosis. Annual Review Of Entomology. 60:561-580.
Tick passage results in enhanced attenuation of babesia bovis - (Peer Reviewed Journal)
Sondgeroth, K.S., Mcelwain, T.F., Ueti, M.W., Scoles, G.A., Reif, K.E., Lau, A.0. 2014. Tick passage results in enhanced attenuation of babesia bovis. Infection and Immunity. 82(10):4426-4434.
Immunization-induced anaplasma marginale-specific T lymphocyte reponses impaired by A. marginale infection are restored after eliminating the infection with tetracycline - (Peer Reviewed Journal)
Turse, J.E., Scoles, G.A., Deringer, J.R., Fry, L.M., Brown, W.C. 2014. Immunization-induced anaplasma marginale-specific T lymphocyte reponses impaired by A. marginale infection are restored after eliminating the infection with tetracycline . Clinical and Vaccine Immunology. 21(9):1369-75.
Proteomics informed by transcriptomics identifies novel secreted proteins in Dermacentor andersoni saliva - (Peer Reviewed Journal)
Mudenda, L., Aguilar Pierlé, S., Turse, J.E., Nicora, C.D., Scoles, G.A., Purvine, S.O., Clauss, T.R., Ueti, M.W., Brown, W.C., Brayton, K.A. 2014. Proteomics informed by transcriptomics identifies novel secreted proteins in Dermacentor andersoni saliva . International Journal for Parasitology. 44(13):1029-1037.
Knockdown of the rhipicephalus microplus cytochrome c oxidase subunit III gene is associated with a failure of anaplasma marginale transmission - (Peer Reviewed Journal)
Bifano, T.D., Ueti, M.W., Esteves, E., Reif, K.E., Braz, G.R., Scoles, G.A., Bastos, R.G., White, S.N., Daffre, S. 2014. Knockdown of the rhipicephalus microplus cytochrome c oxidase subunit III gene is associated with a failure of anaplasma marginale transmission. PLoS One. DOI:10.1371/journal.pone.0098614.
Widespread Movement of Invasive Cattle Fever Ticks (Rhipicephalus microplus) in Southern Texas Leads to Shared Local Infestations on Cattle and Deer - (Peer Reviewed Journal)
Busch, J.D., Stone, N.E., Nottingham, R., Araya-Anchetta, A., Lewis, J., Hochhalter, C., Giles, J.R., Freeman, J.M., Buckmeier, B.G., Bodine, D.L., Duhaime, R.A., Miller, R., Davey, R.B., Olafson, P.U., Scoles, G.A., Wagner, D.M. 2014. Widespread movement of invasive cattle fever ticks (Rhipicephalus microplus) in southern Texas leads to shared local infestations on cattle and deer. Parasites & Vectors. 7:188.
Global transcriptional analysis reveals surface remodeling of anaplasma marginale in the tick vector - (Peer Reviewed Journal)
Hammac, K.G., Aguilar Pierlé, S., Cheng, X., Scoles, G.A., Brayton, K.A. 2014. Global transcriptional analysis reveals surface remodeling of anaplasma marginale in the tick vector. Parasites & Vectors. 7:193.
Invasive Potential of Cattle Fever Ticks in the Southern United States - (Peer Reviewed Journal)
Giles, J.R., Peterson, A.T., Busch, J.D., Olafson, P.U., Scoles, G.A., Davey, R.B., Pound, J.M., Kammlah, D.M., Lohmeyer, K.H., Wagner, D.M. 2014. Invasive potential of cattle fever ticks in the southern United States. Parasites & Vectors. 7:189.
Improved diagnostic performance of a commercial anaplasma antibody competitive enzyme-linked immunosorbent assay using recombinant major surface protein 5–glutathione S-transferase fusion protein as antigen - (Peer Reviewed Journal)
Chung, C., Wilson, C., B. Mudiyanselage, C.B., Kang, E., Adams, S.D., Kappmeyer, L.S., Knowles Jr, D.P., Mcelwain, T., Evermann, J., Ueti, M.W., Scoles, G.A., Lee, S.S., Mcguire, T.C. 2014. Improved diagnostic performance of a commercial anaplasma antibody competitive enzyme-linked immunosorbent assay using recombinant major surface protein 5–glutathione S-transferase fusion protein as antigen. Journal of Veterinary Diagnostic Investigation. 26(1):61-71.
Comparative off-host survival of larval Rocky Mountain wood ticks (dermacentor andersoni) collected from distinct field populations - (Peer Reviewed Journal)
Owen, J.P., Vander Vliet, A., Scoles, G.A. 2014. Comparative off-host survival of larval Rocky Mountain wood ticks (dermacentor andersoni) collected from distinct field populations. Parasites & Vectors. DOI:10.1111/mve.12049.
Amblyomma cajennense is an intrastadial biological vector of theileria equi - (Peer Reviewed Journal)
Scoles, G.A., Ueti, M.W. 2013. Amblyomma cajennense is an intrastadial biological vector of theileria equi. Parasites & Vectors. 6:306.
The Ovarian transcriptome of the cattle tick, Rhipicephalus (Boophilus) microplus, feeding upon a bovine host infected with Babesia bovis - (Peer Reviewed Journal)
Heekin, A.M., Guerrero, F., Bendele, K.G., Saldivar, L., Scoles, G.A., Dowd, S.E., Gondo, C., Nene, V., Djikeng, A., Brayton, K.A. 2013. The Ovarian transcriptome of the cattle tick, Rhipicephalus (Boophilus) microplus, feeding upon a bovine host infected with Babesia bovis. Parasites & Vectors. 6:276.
Lymphocytes and macrophages are infected by theileria equi, but T cells and B cells are not required to establish infection in vivo - (Peer Reviewed Journal)
Ramsay, J.D., Ueti, M.W., Johnson, W.C., Scoles, G.A., Knowles Jr, D.P., Mealey, R.H. 2013. Lymphocytes and macrophages are infected by theileria equi, but T cells and B cells are not required to establish infection in vivo. PLoS One. DOI: 10.1371.
Gut transcriptome of replete adult female cattle ticks, Rhipicephalus (Boophilus) microplus, feeding upon a Babesia bovis-infected bovine host - (Peer Reviewed Journal)
Heekin, A.M., Guerrero, F., Bendele, K.G., Saldivar, L., Scoles, G.A., Dowd, S.E., Gondro, C., Nene, V., Djikeng, A., Brayton, K.A. 2013. Gut transcriptome of replete adult female cattle ticks, Rhipicephalus (Boophilus) microplus, feeding upon a Babesia bovis-infected bovine host. International Journal for Parasitology. 112:3075–3090.
Protective immunity induced by immunization with a live, cultured anaplasma marginale strain - (Peer Reviewed Journal)
Kenitra Hammac, G., Ku, P., Galletti, M.F., Noh, S.M., Scoles, G.A., Palmer, G.A., Brayton, K.A. 2013. Protective immunity induced by immunization with a live, cultured anaplasma marginale strain. Vaccine. 31:3617-3622.
Genetic characterization of theileria equi infecting horses in North America: evidence for a limited source of U.S. introductions - (Peer Reviewed Journal)
Hall, C.M., Busch, J.D., Palma-Cagle, K.A., Scoles, G.A., Ueti, M.W., Kappmeyer, L.S., Wagner, D.M. 2013. Genetic characterization of theileria equi infecting horses in North America: evidence for a limited source of U.S. introductions. International Journal for Parasitology. doi:10.1186/PV.1756-3305-6-35.
Subdominant antigens in bacterial vaccines: Am779 is subdominant in the anaplasma marginale outer membrane vaccine but does not associate with protective immunity Reprint Icon - (Peer Reviewed Journal)
Albarrak, S.M., Brown, W.C., Noh, S.M., Reif, K.E., Scoles, G.A., Turse, J.E., Norimine, J., Ueti, M.W., Palmer, G.H. 2012. Subdominant antigens in bacterial vaccines: Am779 is subdominant in the anaplasma marginale outer membrane vaccine but does not associate with protective immunity. PloSONE 7(9):e46372.
Analysis of Babesia bovis-induced gene expression changes in the cattle tick, Rhipicephalus (Boophilus) microplus Reprint Icon - (Peer Reviewed Journal)
Heekin, A.M., Guerrero, F., Bendele, K.G., Saldivar, L., Scoles, G.A., Gondro, C., Nene, V., Djikeng, A., Brayton, K.A. 2012. Analysis of Babesia bovis-induced gene expression changes in the cattle tick, Rhipicephalus (Boophilus) microplus. Parasites & Vectors. 5:162.
Expansion of variant diversity associated with high prevalence of pathogen strain superinfection under conditions of natural transmission Reprint Icon - (Peer Reviewed Journal)
Ueti, M.W., Tan, Y., Broschat, S., Castaneda-Ortiz, E., Camacho-Nuez, M., Mosqueda, J., Scoles, G.A., Grimes, M., Brayton, K., Palmer, G. 2012. Expansion of variant diversity associated with high prevalence of pathogen strain superinfection under conditions of natural transmission. Infection and Immunity. 80(7):2354-60.
Identification of endosymbionts in ticks by broad-range polymerase chain reaction and electrospray ionization mass spectrometry Reprint Icon - (Peer Reviewed Journal)
Rounds, M.A., Crowder, C.D., Matthews, H.E., Philipson, C.A., Scoles, G.A., Eshoo, M.W. 2012. Identification of endosymbionts in ticks by broad-range polymerase chain reaction and electrospray ionization mass spectrometry. Applied and Environmental Microbiology. 49(4):843-850.
Analysis of Babesia bovis-induced gene expression changes in the cattle tick, Rhipcephalus (Boophilus) microplus. ()
Dispersion and sampling of adult dermacentor andersoni in rangeland in Western North America Reprint Icon - (Peer Reviewed Journal)
Rochon, K., Scoles, G.A., Lysyk, T.J. 2012. Dispersion and sampling of adult dermacentor andersoni in rangeland in Western North America. Journal of Economic Entomology. 49:253-261.
Dermacentor andersoni transmission of Francisella tularensis subsp. novicida reflects bacterial colonization, dissemination and replication coordinated with tick feeding. Reprint Icon - (Peer Reviewed Journal)
Reif, K., Palmer, G.H., Ueti, M.W., Scoles, G.A., Noh, S.M. 2011. Dermacentor andersoni transmission of Francisella tularensis subsp. novicida reflects bacterial colonization, dissemination and replication coordinated with tick feeding.. Infection and Immunity. 79(12):4941-6.
Equine Piroplasmosis Associated with Amblyomma cajennense Ticks, Texas, USA - (Peer Reviewed Journal)
Scoles, G.A., Hutcheson, H.J., Schlater, J.L., Hennager, S.G., Pelzel, A.M., Knowles Jr, D.P. 2011. Equine Piroplasmosis Associated with Amblyomma cajennense Ticks, Texas, USA. Emerging Infectious Diseases. 17(10)1903-1905.
Assessment of bacterial diversity in the cattle tick Rhipicephalus (Boophilus) microplus through tag-encoded pyrosequencing - (Peer Reviewed Journal)
Andreotti, R., Perez De Leon, A.A., Dowd, S.E., Guerrero, F., Bendele, K.G., Scoles, G.A. 2011. Assessment of bacterial diversity in the cattle tick Rhipicephalus (Boophilus) microplus through tag-encoded pyrosequencing. BMC Microbiology. 11:article 6.
The Rhipicephalus (Boophilus) microplus Bm86 gene plays a critical role in the fitness of ticks fed on cattle during acute Babesia bovis infection - (Peer Reviewed Journal)
Bastos, R., Ueti, M.W., Knowles Jr, D.P., Scoles, G.A. 2010. The Rhipicephalus (Boophilus) microplus Bm86 gene plays a critical role in the fitness of ticks fed on cattle during acute Babesia bovis infection. Parasites & Vectors. 3:111.
Anaplasma marginale infection with persistent high-load bacteremia induces a dysfunctional memory CD4+ T lymphocyte response but sustained high IgG titers - (Peer Reviewed Journal)
Han, S., Norimine, J., Brayton, K.A., Palmer, G.H., Scoles, G.A., Brown, W.C. 2011. Anaplasma marginale infection with persistent high-load bacteremia induces a dysfunctional memory CD4+ T lymphocyte response but sustained high IgG titers. Clinical and Vaccine Immunology. 17(12): 1881-1890. (doi:10.1128/CVI.00257-10).
Assessment of bacterial diversity in the cattle tick Rhipicephalus microplus through tag-encoded pyrosequencing - (Proceedings)
Andreotti, R., Perez De Leon, A.A., Dowd, S.E., Guerrero, F., Bendele, K.G., Scoles, G.A. 2011. Assessment of bacterial diversity in the cattle tick Rhipicephalus microplus through tag-encoded pyrosequencing. Acarology International Congress Proceedings. 6:11.
Detection of Babesia DNA in cattle fever ticks using a Reverse Line BLot - (Proceedings)
One Health Approach to Identify Research Needs in Bovine and Human Babesioses: Workshop Report - (Peer Reviewed Journal)
Perez De Leon, A.A., Strickman, D.A., Knowles Jr, D.P., Fish, D., Thacker, E.L., De La Fuente, J., Krause, P.J., Wikel, S.K., Miller, R., Wagner, G.G., Almazan, C., Hillman, R., Messenger, M.T., Ugstad, P.O., Duhaime, R.A., Teel, P.D., Ortega-Santos, A., Hewitt, D.G., Bowers, E.J., Bent, S.J., Cochran, M.H., Mcelwain, T.F., Scoles, G.A., Suarez, C.E., Davey, R.B., Freeman, J.M., Lohmeyer, K.H., Li, A.Y., Guerrero, F., Kammlah, D.M., Phillips, P.L., Pound, J.M. 2010. One Health approach to identify research needs in bovine and human babesioses: Workshop report. Parasites & Vectors. 3:Article 36.
Silencing of a putative immunophilin gene in the cattle tick Rhipicephalus (Boophilus) microplus increases the infection rate of Babesia bovis in larval progeny - (Peer Reviewed Journal)
Bastos, R., Ueti, M.W., Guerrero, F., Knowles Jr, D.P., Scoles, G.A. 2009. Silencing of a putative immunophilin gene in the cattle tick Rhipicephalus (Boophilus) microplus increases the infection rate of Babesia bovis in larval progeny. BioMed Central (BMC) Vectors and Parasites. 2(1):57.
Silencing of a putative immunophilin gene in the cattle tick Rhipicephalus (Boophilus) microplus increases the infection rate of Babesia bovis in larval progeny - (Peer Reviewed Journal)
Bastos, R.G., Ueti, M.W., Guerrero, F., Knowles Jr, D.P., Scoles, G.A. 2009. Silencing of a putative immunophilin gene in the cattle tick Rhipicephalus (Boophilus) microplus increases the infection rate of Babesia bovis in larval progeny. Parasites & Vectors. 2:article 57.
Imidocarb dipropionate clears persistent Babesia caballi infection with elimination of transmission potential - (Peer Reviewed Journal)
Schwint, O.N., Ueti, M.W., Palmer, G.H., Kappmeyer, L.S., Hines, M.T., Cordes, R.T., Knowles Jr, D.P., Scoles, G.A. 2009. Imidocarb dipropionate clears persistent Babesia caballi infection with elimination of transmission potential. Antimicrobial Agents and Chemotherapy. 53(10):4327-4332.
Quantification of Theileria parva in Rhipicephalus appendiculatus (Acari: Ixodidae) Confirms Differences in Infection Between Selected Tick Strains - (Peer Reviewed Journal)
Odongo, D., Ueti, M.W., Mwaura, S., Knowles Jr, D.P., Bishop, R., Scoles, G.A. 2009. Quantification of Theileria parva in Rhipicephalus appendiculatus (Acari: Ixodidae) Confirms Differences in Infection Between Selected Tick Strains. Journal of Medical Entomology. 46(4):888-894.
Transovarial Transmission of Francisella-Like Endosymbionts and Anaplasma phagocytophilum Variants in Dermacentor albipictus (Acari: Ixodidae) - (Peer Reviewed Journal)
Baldridge, G.D., Scoles, G.A., Burkhardt, N.Y., Schloeder, B., Kurtti, T.J., Munderloh, U.G. 2009. Transovarial Transmission of Francisella-Like Endosymbionts and Anaplasma phagocytophilum Variants in Dermacentor albipictus (Acari: Ixodidae). Journal of Medical Entomology. 46(3):625-632.
Quantitative Differences in Salivary Pathogen Load during Tick Transmission Underlie Strain-Specific Variation in Transmission Efficiency of Anaplasma marginale - (Peer Reviewed Journal)
Ueti, M.W., Knowles Jr, D.P., Davitt, C.M., Scoles, G.A., Baszler, T.V., Palmer, G.H. 2009. Quantitative Differences in Salivary Pathogen Load during Tick Transmission Underlie Strain-Specific Variation in Transmission Efficiency of Anaplasma marginale. Infection and Immunity. 77(1):70-75.
Microarray analysis of Rhipicephalus (Boophilus) microplus gene expression associated with Babesia bovis infection - (Proceedings)
Guerrero, F., Scoles, G.A., Saldivar, L., Brayton, K.A. 2008. Microarray analysis of Rhipicephalus (Boophilus) microplus gene expression associated with Babesia bovis infection. In Proceedings of the VI Internacional Seminar of Animal Parasitology, September 3-5, 2008, Vera Cruz, Mexico. 2008 CDROM.
Reproductive Compatibility of Prairie and Montane Populations of Dermacentor andersoni - (Peer Reviewed Journal)
Lysyk, T.J., Scoles, G.A. 2008. Reproductive Compatibility of Prairie and Montane Populations of Dermacentor andersoni. Journal of Medical Entomology. 45(6):1064-1070.
Expressed gene sequences from larval genes over-expressed upon Babesia bovis infection of Rhipecephalus (Boophilus) microplus ()
Saldivar, L., Guerrero, F., Nene, V.M., Scoles, G.A. 2009. Expressed gene sequences from larval genes over-expressed upon Babesia bovis infection of Rhipecephalus (Boophilus) microplus. National Center for Biotechnology Information (NCBI). Available: http://ncbi.nlm.nih.gov. Assession numbers FG579553-FG579858.
Expressed gene sequences from adult ovary and adult female gut genes over-expressed upon Babesia bovis infection of Rhipcephalus (Boophilus) microplus ()
Saldivar, L., Guerrero, F.D., Nene, V.M., Bendele, K.G., Scoles, G.A. 2009. Expressed gene sequences from adult ovary and adult female gut genes over-expressed upon Babesia bovis infection of Rhipcephalus (Boophilus) microplus. National Center for Biotechnology Information (NCBI). Available: http://www.ncbi.nhm.nih.gov. Accession numbers FG305399-FG309475 (Gut)and FG301341-FG305398 (Ovary).
Persistently Infected Horses Are Reservoirs for Intrastadial Tick-Borne Transmission of the Apicomplexan Parasite Babesia equi - (Peer Reviewed Journal)
Ueti, M.W., Palmer, G.H., Scoles, G.A., Kappmeyer, L.S., Knowles Jr, D.P. 2008. Persistently Infected Horses Are Reservoirs for Intrastadial Tick-Borne Transmission of the Apicomplexan Parasite Babesia equi. Infection and Immunity. 76(8):3525-3529.
Microarray analysis of expressed genes from Rhipcephalus (Boophilus) microplus larvae, adult ovary, and adult female gut associated with Babesia bovis infection ()
Saldivar, L., Guerrero, F., Bendele, K.G., Brayton, K.A., Scoles, G.A. 2008. Microarray analysis of expressed genes from Rhipcephalus (Boophilus) microplus larvae, adult ovary, and adult female gut associated with Babesia bovis infection. National Center for Biotechnology Information (NCBI). Available: http://www.ncbi.nlm.nih.gov. GEO Submissions Series Record Number GSE10816, Sample Numbers GSM273028-273051.
A novel SINE family occurs frequently in both genomic DNA and transcribed sequences in ixodid ticks of the arthropod sub-phylum Chelicerata. - (Peer Reviewed Journal)
Sunter, J.D., Patel, S.P., Skilton, R.A., Githaka, N., Knowles Jr, D.P., Scoles, G.A., Nene, V., De Villiers, E., Bishop, R. 2008. A novel SINE family occurs frequently in both genomic DNA and transcribed sequences in ixodid ticks of the arthropod sub-phylum Chelicerata. Gene. 415(1-2):13-22.
Transmission of Babesia caballi by Dermacentor nitens (Acari: Ixodidae) Is Restricted to One Generation in the Absense of Alimentary Reinfection on a Susceptible Equine Host - (Peer Reviewed Journal)
Schwint, N.O., Knowles Jr, D.P., Ueti, M.W., Kappmeyer, L.S., Scoles, G.A. 2008. Transmission of Babesia caballi by Dermacentor nitens (Acari: Ixodidae) Is Restricted to One Generation in the Absense of Alimentary Reinfection on a Susceptible Equine Host. Journal of Medical Entomology. 45(6):1152-1155.
Validation of an Anaplasma marginale cELISA for use in the diagnosis of A. ovis infections in domestic sheep and Anaplasma spp. in wild ungulates - (Peer Reviewed Journal)
Scoles, G.A., Goff, W.L., Lysyk, T.J., Lewis, G.S., Knowles Jr, D.P. 2008. Validation of an Anaplasma marginale cELISA for use in the diagnosis of A. ovis infections in domestic sheep and Anaplasma spp. in wild ungulates. Veterinary Microbiology. 130:184-190.
Proteomic profiling of Rhipicephalus (Boophilus) microplus midgut responses to infection with Babesia bovis - (Peer Reviewed Journal)
Rachinsky, A.S., Guerrero, F., Scoles, G.A. 2008. Proteomic profiling of Rhipicephalus (Boophilus) microplus midgut responses to infection with Babesia bovis. Veterinary Parasitology. 152(3-4):294-313.
Serial analysis of gene expression associated with Babesoa bovis infection of Rhipecephalus (Boophilus) microplus ()
Guerrero, F., Saldivar, L., Bendele, K.G., Scoles, G.A. 2008. Serial analysis of gene expression associated with Babesoa bovis infection of Rhipecephalus (Boophilus) microplus. National Center for Biotechnology Information (NCBI). Available: http://www.ncbi.nlm.nih.gov. GEO Submissions Series Record Number GSE9880.
Differential protein expression in ovaries of uninfected and Babesia-infected southern cattle ticks, Rhipicephalus (Boophilus) microplus - (Peer Reviewed Journal)
Rachinsky, A., Guerrero, F.D., Scoles, G.A. 2007. Differential protein expression in ovaries of uninfected and Babesia-infected southern cattle ticks, Rhipicephalus (Boophilus) microplus. Insect Biochemistry and Molecular Biology. 37:1291-1308.
Persistently Infected Calves as Reservoirs for Acquisition and Transovarial Transmission of Babesia bovis by Rhipicephalus (Boophilus) microplus - (Peer Reviewed Journal)
Howell, J.M., Ueti, M.W., Palmer, G.H., Scoles, G.A., Knowles Jr, D.P. 2007. Persistently Infected Calves as Reservoirs for Acquisition and Transovarial Transmission of Babesia bovis by Rhipicephalus (Boophilus) microplus. Journal of Clinical Microbiology. 45(10):3155-3159
Comparison of the Efficiency of Biological Transmission of Anaplasma marginale (Rickettsiales: Anaplasmataceae) by Dermacentor andersoni Stiles (Acari: Ixodidae) with Mechanical Transmission by the Horse Fly, Tabanus fuscicos - (Peer Reviewed Journal)
Scoles, G.A., Miller, J.A., Foil, L.D. 2008. Comparison of the Efficiency of Biological Transmission of Anaplasma marginale (Rickettsiales: Anaplasmataceae) by Dermacentor andersoni Stiles (Acari: Ixodidae) with Mechanical Transmission by the Horse Fly, Tabanus fuscicostatus Hine (Diptera: Muscidae). Journal of Medical Entomology. 45(1):109-114.
Identification of Midgut and Salivary Glands as Specific and Distinct Barriers to Efficient Tick-Borne Transmission of Anaplasma marginale - (Peer Reviewed Journal)
Ueti, M.W., Reagon, J.O., Knowles Jr, D.P., Scoles, G.A., Shkap, V., Palmer, G.H. 2007. Identification of Midgut and Salivary Glands as Specific and Distinct Barriers to Efficient Tick-Borne Transmission of Anaplasma marginale. Infection and Immunity. 75(6):2959-2964
Transovarial Transmission Efficiency of Babesia bovis Tick Stages Acquired by Rhipicephalus (Boophilus) microplus during Acute Infection - (Peer Reviewed Journal)
Howell, J.M., Ueti, M.W., Palmer, G.H., Scoles, G.A., Knowles Jr, D.P. 2007. Transovarial Transmission Efficiency of Babesia bovis Tick Stages Acquired by Rhipicephalus (Boophilus) microplus during Acute Infection. Journal of Clinical Microbiology. 45(2):426-431.
Conservation of Transmission Phenotype of Anaplasma marginale (Rickettsiales: Anaplasmataceae) Strains Among Dermacentor and Rhipicephalus Ticks (Acari: Ixodidae) - (Peer Reviewed Journal)
Scoles, G.A., Ueti, M.W., Noh, S.M., Knowles Jr, D.P., Palmer, G.H. 2007. Conservation of Transmission Phenotype of Anaplasma marginale (Rickettsiales: Anaplasmataceae) Strains Among Dermacentor and Rhipicephalus Ticks (Acari: Ixodidae). Journal of Medical Entomology. 44(3):484-491
A Canadian Bison Isolate of Anaplasma marginale (Rickettsialles: Anaplasmataceae) Is Not Transmissible by Dermacentor andersoni (Acari: Ixodidae), Whereas Ticks from Two Canadian D. andersoni Populations Are Competent Vectors - (Peer Reviewed Journal)
Scoles, G.A., Mcelwain, T.F., Rurangirwa, F.R., Knowles Jr, D.P., Lysyk, T.J. 2006. A Canadian Bison Isolate of Anaplasma marginale (Rickettsiales: Anaplasmataceae) Is Not Transmissible by Dermacentor andersoni (Acari: Ixodidae), Whereas Ticks from Two Canadian D. andersoni Populations Are Competent Vectors of a U.S. Strain. Journal of Medical Entomology. 43(5): 971-975.
ABILITY OF THE VECTOR TICK BOOPHILUS MICROPLUS TO ACQUIRE AND TRANSMIT BABESIA EQUI FOLLOWING FEEDING ON CHRONICALLY INFECTED HORSES WITH LOW LEVEL PARASITEMIA - (Peer Reviewed Journal)
Ueti, M.W., Palmer, G.H., Kappmeyer, L.S., Statdfield, M., Scoles, G.A., Knowles Jr, D.P. 2005. Ability of the Vector Tick Boophilus microplus To Acquire and Transmit Babesia equi following Feeding on Chronically Infected Horses with Low-Level Parasitemia. Journal of Clinical Microbiology. 43(8):3755-3759.
RELATIVE EFFICIENCY OF BIOLOGICAL TRANSMISSION OF ANAPLASMA MARGINALE (RICKETTSIALES: ANAPLASMATACEAE) BY DERMACENTOR ANDERSONI STILES (ACARI: IXODIDAE) COMPARED TO MECHANICAL TRANSMISSION BY STOMOXYS CALCITRANS (L.)(DIPTERA: - (Peer Reviewed Journal)
Scoles, G.A., Lysyk, T.J., Broce, A.B., Palmer, G.H. 2005. Relative Efficiency of Biological transmission of Anaplasma marginale (Rickettsiales: Anaplasmataceae) by Dermacentor andersoni Stiles (Acari: Ixodidae) Compared to Mechanical Transmission by Stomoxys calcitrans (L.)(Diptera: Muscidae). Journal of Medical Entomology. 42(4):668-675.
VARIATION AMONG GEOGRAPHICALLY SEPARATED POPULATIONS OF DERMACENTOR ANDERSONI (ACARI: IXODIDAE) IN MIDGUT SUSCEPTIBILITY TO ANAPLASMA MARGINALE (RICKETTSIALES: ANAPLASMATACEAE) - (Peer Reviewed Journal)
Scoles, G.A., Ueti, M.W., Palmer, G.H. 2005. Variation among geographically separated populations of dermacentor andersoni (acari: ixodidae) in midgut susceptibility to anaplasma marginale (rickettsiales: anaplasmataceae). Journal of Medical Entomology. 42(2):153-162.
VARIATION AMONG GEOGRAPHICALLY SEPARATED POPULATIONS OF DERMACENTOR ANDERSONI (ACARI: IXODIDAE) IN MIDGUT SUSCEPTIBILITY TO ANAPLASMA MARGINALE (RICKETTSIALLES: ANAPLASMATACEAE) - (Peer Reviewed Journal)
Scoles, G.A., Ueti, M., Palmer, G. 2005. Variation Among Geographically Separated Populations of Dermacentor andersoni (Acari: Ixodidae) in Midgut Susceptibility to Anaplasma marginale (Rickettsiales: Anaplasmataceae). Journal of Medical Entomology. 42(2):153-162.
A PHYLOGENETIC ANALYSIS OF THE FRANCISELLA-LIKE ENDOSYMBIONTS OF DERMACENTOR TICKS - (Peer Reviewed Journal)
Scoles, G.A. 2004. Phylogenetic analysis of the Francisella-like endosymbionts of Dermacentor Ticks. 41:277-286.
EXPRESSION OF EQUI MEROZOITE ANTIGEN 2 DURING DEVELOPMENT OF BABESIA EQUI IN THE MIDGUT AND SALIVARY GLAND OF THE VECTOR TICK BOOPHILUS MICROPLUS - (Peer Reviewed Journal)
Ueti, M.W., G.H. Palmer, L.S. Kappmeyer, G.A. Scoles and D.P. Knowles. 2003. Expression of Equi Merozoite Antigen 2 during Development of Babesia equi in the Midgut and Salivary Gland of the vector tick Boophilus microplus. J. Clin. Micro. 41(12):5803-5809.