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Analysis of management factors influencing Anaplasma marginale transmission
Morel, Nicolas; Mastropaolo, Mariano; Torioni, Susana Marta; Signorini Porchiett, Marcelo Lisandro; Mangold, Atilio Jose; Primo, María Evangelina (Elsevier, 2024-10)The aim of this study was to identify factors that play a key role in the epidemiology of bovine anaplasmosis by adapting a model primarily developed for cattle babesiosis. A cross-sectional observational study was conducted ... -
Babesia bovis biological clones and the inter-strain allelic diversity of the Bv80 gene support subpopulation selection as a mechanism involved in the attenuation of two virulent isolates
Baravalle, María Eugenia; Thompson, Carolina Soledad; Valentini, Beatriz Susana; Ferreira, Mariano B.; Torioni, Susana Marta; Florin-Christensen, Mónica; Echaide, Ignacio Eduardo (Elsevier, 2012-12-21)The virulence phenotype of Babesia bovis subpopulations was evaluated using biological clones derived from the high-virulence BboS2P and the low-virulence BboR1A strain and two original virulent isolates, BboL15 and BboL17, ... -
Breed variability in the cellular mediated immune response to experimental Neospora caninum infection in heifers
Fiorani, Franco; Dallard, Bibiana; Cheuquepán Valenzuela, Felipe Andres; Sosa, Emiliano; Pardo, Alan Maxs; Gual, Ignacio; Morrell, Eleonora Lidia; Marin, Maia Solange; Quintana, Silvina; Canton, German Jose; Valentini, Beatriz Susana; Echaide, Ignacio Eduardo; Torioni, Susana Marta; Cobo, Eduardo Rubén; Corva, Pablo; Moore, Prando Dadin (Elsevier, 2024-09)Protozoan parasite Neospora caninum causes abortion in infected cattle while others remain asymptomatic. Host immunity plays a critical role in the outcome of bovine neosporosis. Despite extensive research, there is a ... -
Brucella suis in armadillos (Chaetophractus villosus) from La Pampa, Argentina
Kin, Marta Susana; Fort, Marcelo Cristian; Torioni, Susana Marta; Casanave, Emma Beatriz (Elsevier, 2014-06)Brucellosis is a zoonotic disease transmitted from an animal reservoir to humans. Both, wildlife and domestic animals, contribute to the spreading of these zoonosis. The surveillance of the animal health status is strictly ... -
Brucelosis caprina en la Argentina
Robles, Carlos Alejandro; Gaido, Analia Beatriz; Spath, Ernesto Juan; Torioni, Susana Marta; Vanzini, Victor Rene; Zielinski, Gustavo Carlos; Aguirre, Daniel Hector; Samartino, Luis Ernesto; Rossanigo, Carlos Esteban (Ediciones INTA, 2014)La brucelosis caprina es una enfermedad infecto-contagiosa de distribución mundial, de curso crónico, causada por alguno de los tres biovares de Brucella melitensis, con un alto impacto en la producción caprina, debido a ... -
Characterization of GASA-1, a new vaccine candidate antigen of Babesia bovis
Flores, Daniela; Rodriguez, Anabel Elisa; Tomazic, Mariela Luján; Torioni, Susana Marta; Echaide, Ignacio Eduardo; Zamorano, Patricia Ines; Langellotti, Cecilia Ana; Araujo, Flabio Ribeiro de; Rolls, Peter; Schnittger, Leonhard; Florin-Christensen, Mónica (Elsevier, 2020-11)Surface proteins bound to the cell membrane by glycosylphosphatidylinositol (GPI) anchors are considered essential for the survival of pathogenic protozoans. In the case of the tick-transmitted hemoparasite Babesia bovis, ... -
Descripción de dos casos de babesiosis cerebral en terneros de hasta 15 días de edad
Olmos, Leandro Hipólito; Micheloud, Juan Francisco; Morel, Nicolas; Bertoni, Emiliano Agustín; Avellaneda Cáceres, Agustín; Primo, María Evangelina; Thompson, Carolina Soledad; Torioni, Susana Marta; Aguirre, Daniel Hector (Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, 2020-06)La babesiosis es una enfermedad causada por Babesia bovis y Babesia bigemina, integrante del complejo conocido como “Tristeza bovina” y relevante en el Noroeste argentino (NOA). La presentación clínica de esta enfermedad ... -
Development and Bayesian validation of a competitive inhibition ELISA for detection of antibodies against Brucella abortus in cattle
Novoa, María Belén; Aguirre, Nerina; Valentini, Beatriz Susana; Signorini Porchiett, Marcelo Lisandro; Aznar, Maria Natalia; Vanzini, Victor Rene; Torioni, Susana Marta (Elsevier, 2024-09)Bovine brucellosis is a zoonotic disease caused by Brucella abortus, responsible for abortions in cows. It is endemic in low- and middle-income countries, where the brucellosis control and eradication programs are based ... -
Development and evaluation of a double-antigen sandwich ELISA to identify Anaplasma marginale–infected and A. centrale–vaccinated cattle
Sarli, Macarena; Thompson, Carolina Soledad; Novoa, María Belen; Valentini, Beatriz Susana; Mastropaolo, Mariano; Echaide, Ignacio Eduardo; Torioni, Susana Marta; Primo, María Evangelina (American Association of Veterinary Laboratory Diagnosticians, 2019-11)Bovine anaplasmosis is a worldwide infectious disease caused by the intraerythrocytic bacterium Anaplasma marginale, which is transmitted by ticks and fomites. A. centrale is a less virulent subspecies used as a live ... -
Development and field evaluation of a nested polymerase chain reaction-restriction fragment length polymorphism (nPCR-RFLP) analysis to identify A. marginale-infected and A. centrale-vaccinated cattle
Primo, María Evangelina; Bellezze, Julio; Morel, Nicolas; Mazzucco Panizza, Matilde Nahimé; Valentini, Beatriz Susana; Torioni, Susana Marta; Thompson, Carolina Soledad (Elsevier, 2022-07)A nested polymerase chain reaction-restriction fragment length polymorphism (nPCR-RFLP) assay based on the amplification of the Anaplasma spp. highly conserved msp5 gene and posterior digestion with HindIII endonuclease ... -
Development and field evaluation of an ELISA to differentiate Anaplasma marginale–infected from A. centrale–vaccinated cattle
Bellezze, Julio; Thompson, Carolina Soledad; Bosio, Anabela; Torioni, Susana Marta; Primo, María Evangelina (American Association of Veterinary Laboratory Diagnosticians, 2023-03)Immunization of calves with Anaplasma centrale is used to prevent acute anaplasmosis caused by A. marginale. Natural and vaccine-acquired immunity is detected through serologic tests based primarily on A. marginale recombinant ... -
Development of a novel fusion protein with Anaplasma marginale and A. centrale MSP5 improved performance of Anaplasma antibody detection by cELISA in infected and vaccinated cattle
Primo, María Evangelina; Thompson, Carolina Soledad; Valentini, Beatriz Susana; Sarli, Macarena; Novoa, María Belen; Mangold, Atilio Jose; Torioni, Susana Marta (Plos One, 2019-01-23)Detection of antibodies to Anaplasma spp. using commercial competitive enzyme-linked immunosorbent assay (ccELISA) is based on the recombinant major surface protein 5 fused to maltose binding protein (MBP-MSP5) or glutathione ... -
Development, validation and field evaluation of an indirect ELISA for the detection of antibodies against Brucella abortus in bulk and individual milk samples in dairy cattle
Novoa, María Belén; Aguirre, Nerina; Valentini, Beatriz Susana; Torioni, Susana Marta; Signorini Porchiett, Marcelo Lisandro; Primo, María Evangelina; Elena, Sebastián Alejandro; Vanzini, Victor Rene (Elsevier, 2022-11)Brucellosis is an abortigenic and zoonotic disease. In cattle, it is mainly caused by Brucella abortus. The disease is endemic in low- and middle-income countries, being considered a neglected zoonotic disease. In these ... -
Epidemiología de la brucelosis caprina y ovina en la provincia de Formosa, Argentina = Epidemiology of caprine and ovine brucellosis in Formosa province, Argentina
Russo, Ana Maria; Mancebo, Orlando Antonio; Monzon, Carlos Manuel; Gait, Juan José; Casco, Rubén D.; Torioni, Susana Marta (2016-06)Se realizó un estudio epidemiológico de brucelosis en 516 majadas caprinas o mixtas (caprinos/ovinos) de las 3 regiones agroecológicas de la provincia de Formosa, Argentina. Mediante las pruebas de aglutinación en placa ... -
Estudio prospectivo de las primo infecciones por Babesia bovis en terneros Brahman y Brangus de un área enzoótica de Corrientes, Argentina
Martinez, I.; Jacobo, Roberto; Cipolini, M.F.; Martínez, Diana; Storani, C.A.; Ragazzi, A.; Echaide, Ignacio Eduardo; Torioni, Susana Marta (2014)Se evaluaron primo-infecciones causadas por Babesia bovis en terneros Brahman y Brangus en zona endémica de Corrientes, mediante la detección de: anticuerpos por ELISA-i, hematocrito y parasitemia en 48 vacas ... -
Evaluación de la actividad inmunogénica de una vacuna para profilaxis de la anaplasmosis bovina
Lozina, Laura; Torioni, Susana Marta; Barbieri, F.; Del Río, F.; Ríos, Elvio Eduardo (Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2019)El objetivo de este trabajo fue formular una vacuna criopreservada para la prevención de la anaplasmosis y evaluar su actividad inmunogénica. Se utilizó una vacuna monovalente de 2,5x107 eritrocitos bovinos infectados con ... -
Evaluation of a competitive inhibition ELISA based on the recombinant protein tSAG1 to detect anti–Neospora caninum antibodies in cattle
Novoa, María Belén; Valentini, Beatriz Susana; Torioni, Susana Marta; Primo, María Evangelina; Echaide, Ignacio Eduardo (American Association of Veterinary Laboratory Diagnosticians (AAVLD), 2020-05)Neospora caninum is a protozoan parasite that causes abortion and important economic losses in cattle worldwide. There are no treatments or vaccines available; disease control is based on diagnosis and herd management ... -
Evaluation of the immune response to Anaplasma marginale MSP5 protein using a HSV-1 amplicon vector system or recombinant protein
Palacios, Carlos Adolfo; Torioni, Susana Marta; Mattion, Nora Marta (2014-12)Anaplasma marginale is an intraerythrocytic vector-borne infectious agent of cattle. Immunization with the current vaccine, based on parasitized erythrocytes with live Anaplasma centrale, shows some constraints and confers ... -
Immune response to Neospora caninum live tachyzoites in prepubertal female calves
Hecker, Yanina; Regidor-Cerrillo, Javier; Fiorani, Franco; Horcajo, Pilar; Soria, Ivana; Gual, Ignacio; Torioni, Susana Marta; Campero, Lucia; Echaide, Ignacio Eduardo; Alvarez-García, Gema; Ortega-Mora, Luis; Zamorano, Patricia Ines; Venturini, María Clara; Odeon, Anselmo Carlos; Canton, German Jose; Moore, Prando Dadin (Springer Berlin, 2019-09-04)The aim of the present study was to characterize the specific immune response in prepubertal female calves inoculated with Neospora caninum. Forty-eight N. caninum-seronegative 6-month-old Angus female calves were randomly ... -
Mitigated clinical disease in water buffaloes experimentally infected with Babesia bovis
Benitez, Daniel Francisco; Mesplet, Maria; Echaide, Ignacio Eduardo; Torioni, Susana Marta; Schnittger, Leonhard; Florin-Christensen, Mónica (2018-07)Water buffaloes (Bubalus bubalis) are raised in tropical and subtropical regions of the world, and act as hosts of Babesia bovis parasites and the tick vector Rhipicephalus microplus. As no clinical cases of B. bovis-infection ...