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Phylogenetic position of Theileria cervi detected in Blastocerus dichotomus (Artiodactyla: Cervidae) with clinical symptoms from argentina
Sebastian, Patrick; Falzone, Martin; Lois, Maria F.; Sartori, Rodrigo; Zimmerman, Jennifer; Tarragona, Evelina Luisa; Nava, Santiago (Elsevier, 2022-07)The results of this study document the molecular detection of Theileria cervi in a symptomatic adult marsh deer Blastocerus dichotomus (Artiodactyla: Cervidae) from Argentina and characterize the phylogenetic position of ... -
Preliminary Study on Artificial versus Animal-Based Feeding Systems for Amblyomma Ticks (Acari: Ixodidae)
Sebastian, Patrick; Król, Nina; Novoa, María Belén; Nijhof, Ard Menzo; Pfeffer, Martin; Nava, Santiago; Obiegala, Anna (MDPI, 2023-05)Hard ticks pose a threat to animal and human health. Active life stages need to feed on a vertebrate host in order to complete their life cycle. To study processes such as tick-pathogen interactions or drug efficacy and ... -
Primer registro de alfaherpesvirus bovino tipo 1.1 (BoAHV-1.1) en Rhipicephalus microplus
Romera, Sonia Alejandra; Sebastian, Patrick; Morel, Nicolas; Nava, Santiago; Maidana, Silvina Soledad (Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, 2025-09)Este trabajo documenta la presencia de genoma viral de alfaherpesvirus bovino tipo 1 subtipo 1 (BoAHV-1.1) en garrapatas Rhipicephalus microplus (R. microplus) colectadas de bovinos de Quimili, Provincia de Santiago del ... -
Rango de distribución geográfica de garrapatas duras (Acari: Ixodidae) nativas que parasitan a los bovinos en áreas con ganadería extensiva de la provincia de Santa Fe, Argentina = Geographic range size of native hard ticks (Acari: Ixodidae) that parasitize cattle from areas with extensive livestock farming from Santa Fe Province, Argentina
Tarragona, Evelina Luisa; Vaschalde, Paula Josefina; Flores, Fernando Sebastián; Torrents, Jorgelina; Martinez, Norberto Claudio; Fasano, Agustín Alfonso; Balette, Cristina Ileana; Sebastian, Patrick; Nava, Santiago; Guglielmone, Alberto (Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, 2025-08)Se analizaron los registros históricos de las especies de garrapatas duras (Acari: Ixodidae) nativas para la provincia de Santa Fe, Argentina, determinándose áreas de ausencia y presencia, trazando transectas, que se ... -
Reestablishment of Rhipicephalus secundus Feldman-Muhsam, 1952 (Acari: Ixodidae)
Mumcuoglu, Kosta Y.; Estrada-Peña, Agustín; Tarragona, Evelina Luisa; Sebastian, Patrick Stephan; Guglielmone, Alberto; Nava, Santiago (Elsevier, 2022-03)Rhipicephalus secundus is reestablished as a valid tick name within the Rhipicephalus sanguineus group and removed from the synonymy list of Rhipicephalus turanicus. Morphological re-description of both male and female of ... -
The Ixodes auritulus complex (Acari: Parasitiformes: Ixodidae) in the Southern Cone of America
Venzal, José Manuel; Tarragona, Evelina Luisa; Flores, Fernando Sebastián; Félix, María L.; Cicuttin, Gabriel L.; Sebastian, Patrick; Labruna, Marcelo B.; Guglielmone, Alberto; Nava, Santiago (Springer Nature, 2025-05)Ixodes auritulus Neumann, 1904 (Acari: Parasitiformes: Ixodidae) represents a species complex principally associated to birds belonging to the orders Ciconiiformes, Charadriiformes, Columbiformes, Falconiformes, Galliformes, ... -
Theileria cervi in Amblyomma neumanni (Acari: Ixodida, Ixodidae) collected on horses from North-western Argentina
Montini, Martina; Torrents, Jorgelina; Nava, Santiago; Sebastian, Patrick (Springer, 2025-01)Amblyomma neumanni ticks collected on horses from the North-West of Argentina were analyzed for the presence of the Piroplasm agents Babesia and Theileria. A total of 97 adult ticks from four different provinces (Jujuy, ... -
Tick-borne microorganisms in Amblyomma tigrinum (Acari: Ixodidae) from the Patagonian region of Argentina
Winter, Marina; Sebastian, Patrick; Tarragona, Evelina Luisa; Flores, Fernando Sebastián; Abate, Sergio Damián; Nava, Santiago (Springer Link, 2024-01)This study presents the results of the molecular detection of tick-borne microorganisms in Amblyomma tigrinum Koch collected near the city of Viedma, Río Negro, Argentina. Ticks were collected in their non-parasitic stage, ... -
Tick-borne pathogens in raccoons (Procyon lotor) from Germany
Heyse, Lara M.I.; Król, Nina; Rentería-Solís, Zaida; Langner, Torsten; Reinhardt, Nico P.; Pfeffer, Martin; Birka, Stefan; Sebastian, Patrick; Obiegala, Anna (Elsevier, 2025-03)Germany is harbouring the majority of Europe's raccoon population, which are considered as invasive neozoa. Many zoonotic pathogens are found in wild raccoons worldwide, but there is a lack of eco-epidemiological data for ... -
Ticks (Acari: Ixodidae, Argasidae) associated with wild birds in Argentina
Flores, Fernando Sebastián; Saracho Bottero, Maria Noelia; Tarragona, Evelina Luisa; Sebastian, Patrick; Copa, Griselda Noemi; Guardia, Leonor; Mangold, Atilio Jose; Venzal, José Manuel; Nava, Santiago (Elsevier, 2023-05)The aim of this study was to report tick infestations on wild birds from four Phytogeographic Provinces of Argentina. A total of 1085 birds was captured (124 species, 97 genera, 29 families and 13 orders), and ticks were ... -
Two novel Ehrlichia (Rickettsiales: Anaplasmataceae) strains detected in ticks (Ixodida, Ixodidae) and opossums (Didelphimorphia: Didelphidae) in Argentina
Tarragona, Evelina Luisa; Flores, Fernando Sebastián; Lamattina, Daniela; Torrents, Jorgelina; Sebastian, Patrick; Nava, Santiago (Elsevier, 2022-09)The aim of this study is to determine if there is circulation of microorganisms of the genus Ehrlichia in opossums Didelphis albiventris and their ticks from the Humid Chaco in Argentina. Blood samples of 15 specimens of ...