Títulos 

Títulos

Mostrando ítems 402-421 de 439

    • The Ixodes ricinus complex (Acari: Ixodidae) in the Southern Cone of America: Ixodes pararicinus, Ixodes aragaoi, and Ixodes sp. cf. I. affinis 

      Saracho Bottero, Maria Noelia; Venzal, José Manuel; Tarragona, Evelina Luisa; Thompson, Carolina Soledad; Mangold, Atilio Jose; Beati, Lorenza; Guglielmone, Alberto; Nava, Santiago (Springer, 2019-11)
      The goal of this study was to clarify the taxonomic status of the Ixodes ricinus complex in the Southern Cone of America, by using morphological characters and molecular markers (mitochondrial 16SrDNA and cox1 genes). The ...

    • The Known Distribution and Ecological Preferences of the Tick Subgenus Boophilus (Acari: Ixodidae) in Africa and Latin America 

      Estrada-Peña, Agustín; Bouattour, A.; Camicas, J. -L.; Guglielmone, Alberto; Horak, I.; Jongejan, F.; Latif, A.; Pegram, R.; Walker, A.R. (Springer, 2006-02)
      A compilation of the known distribution of Boophilus ticks in Africa and Latin America is presented, together with details on climate preferences. B. annulatus is recorded mainly in the western part of a strip from the ...

    • The Lambda Variant in Argentina: Analyzing the Evolution and Spread of SARS-CoV-2 Lineage C.37 

      Nabaes Jodar, Mercedes Soledad; Torres, Carolina; Mojsiejczuk, Laura; Acuña, Dolores; Valinotto, Laura Elena; Goya, Stephanie; Natale, Monica; Lusso, Silvina; Alexay, Sofia; Amadio, Ariel; Irazoqui, Jose Matias; Fernandez, Franco Daniel; Acevedo, Maria Elina; Alvarez Lopez, Cristina; Angelletti, Andres; Aulicino, Paula; Bolatti, Elisa; Brusés, Bettina; Cacciabue, Marco Polo Domingo; Cavatorta, Ana; Cerri, Agustina; Cordero, Andres; Debat, Humberto Julio; Dus Santos, Maria Jose; Eberhardt, María Florencia; Ercole, Regina; Espul, Carlos; Farber, Marisa Diana; Fay, Fabián; Fernandez, Ailen; Ferrini, Florencia; Formichelli, Laura; Ceballos, Santiago; Gallego, Fernando; Giri, Adriana; Gismondi, Maria Ines; Acevedo, Raul Maximiliano; Gramundi, Ivan; Ibañez, María Eugenia; Konig, Guido Alberto; Leiva, Viviana; Lorenzini Campos, Melina; Lucero, Horacio; Marquez, Nathalie; Mazzeo, Melina; Mistchenko, Alicia Susana; Montoto, Luciana; Muñoz Hidalgo, Marianne Graziel; Nadalich, Victoria; Nardi, Cristina; Ortiz, Belén; Pianciola, Luis; Pintos, Carolina; Puebla, Andrea Fabiana; Rastellini, Carolina; Rojas, Alejandro Ezequiel; Sfalcin, Javier; Suarez, Ariel; Theaux, Clara; Thomas, Guillermo; Tittarelli, Estefania; Toro, Rosana; Villanova, Vanina; Wenk, Gretel; Ziehm, Cecilia; Zimmermann, Maria Carla; Zunino, Sebastian; Proyecto PAIS; Viegas, Mariana (MDPI, 2023-06-16)
      The second wave of COVID-19 occurred in South America in early 2021 and was mainly driven by Gamma and Lambda variants. In this study, we aimed to describe the emergence and local genomic diversity of the SARS-CoV-2 Lambda ...

    • The role of homofermentative and heterofermentative lactic acid bacteria for alfalfa silage: a meta-analysis 

      Blajman, Jesica; Vinderola, Celso Gabriel; Paez, Roxana Beatriz; Signorini Porchiett, Marcelo Lisandro (Cambridge University Press, 2020-03)
      Lactic acid bacteria (LAB) are usually employed as alfalfa silage inoculants to obtain high-quality feed for animal husbandry. However, the effects of these inoculants are still unclear and need to be studied extensively. ...

    • The ticks (Acari: Ixodida: Argasidae, Ixodidae) of Bolivia 

      Mastropaolo, Mariano; Beltrán-Saavedra, L. Fabián; Guglielmone, Alberto (2014-03)
      The tick species reported in Bolivia are reviewed here as (1) endemic or established: Ornithodoros echimys, O. guaporensis, O. hasei, O. kohlsi, O. mimon, O. peropteryx, O. rostratus, Otobius megnini, Amblyomma auricularium, ...

    • Tick host specificity: an analysis based on host phylogeny and tick ecological features using Amblyomma triste and Amblyomma tigrinum immature stages 

      Colombo, Valeria Carolina; Fasano, Agustín A.; Beldomenico, Pablo Martín; Nava, Santiago (2018-05)
      Here we have evaluated tick host specificity with two different methodological approaches considering Amblyomma tigrinum and Amblyomma triste immatures as targets. Firstly, the Std* index was applied, which considers host ...

    • Ticks (Acari: Argasidae, Ixodidae) from Middle and pre-Hispanic Late Holocene associated with human activities in northwestern Argentina 

      Nava, Santiago; Martinez, Jorge Gabriel; Arreguez, Guillermo Anibal; Guglielmone, Alberto (2013-02)
      One male of Amblyomma parvitarsum and one male and a female of Ornithodoros sp. were recovered from archaeological layers of the Middle Holocene in a rock shelter in the province of Catamarca, used by hunter-gatherer groups. ...

    • Ticks (Acari: Ixodidae) associated with small terrestrial mammals in the state of Minas Gerais, southeastern Brazil 

      Saraiva, Danilo G.; Fournier, Gislene F.S.R.; Martins, Thiago F.; Leal, Karla P.G.; Vieira, Flávia N.; Câmara, Edeltrudes M.V.C.; Costa, Claudia G.; Onofrio, Valéria C.; Barros Battesti, Darci M.; Guglielmone, Alberto; Labruna, Marcelo B. (Springer, 2012-10)
      From June 2005 to November 2010, 43 small mammals encompassing 6 species of Didelphimorphia, 8 species of Rodentia, and 1 species of Lagomorpha were found parasitized by ticks in the state of Minas Gerais, southeastern ...

    • Ticks (Acari: Ixodidae) of Nepal: first record of Amblyomma varanense (Supino), with an update of species list 

      Pun, Shyam Kumar; Guglielmone, Alberto; Tarragona, Evelina Luisa; Nava, Santiago; Maharjan, Mahendra (2018-03)
      Males and females specimens of Amblyomma were collected from Orthriophis hodgsoni (Squamata: Colubridae) caught during routine herpetological work in Kathmandu. Morphological characteristics led to the diagnosis of A. ...

    • Ticks (Acari: Ixodidae) of northern Misiones Province, Argentina 

      Lamattina, Daniela; Tarragona, Evelina Luisa; Costa, Sebastián Andrés; Guglielmone, Alberto; Nava, Santiago (Systematic and Applied Acarology Society, 2014-12)
      Information on distribution and hosts of hard ticks of northern Misiones Province in Argentina is presented in this study. Ticks were identified by morphological characters and by sequences of a 410 bp fragment of the ...

    • Ticks (Acari: Ixodidae) on wild birds in north-central Argentina 

      Flores, Fernando Sebastián; Nava, Santiago; Batallán, Pedro Gonzalo; Tauro, Laura Beatriz; Contigiani de Minio, Marta Silvia; Diaz, Luis Adrian; Guglielmone, Alberto (2014-10)
      Ixodid ticks were collected from wild birds in five ecoregions in north-central Argentina, namely: Selva de las Yungas, Esteros del Iberá, Delta e Islas del Paraná, Selva Paranaense and Chaco Seco. A total of 2199 birds ...

    • Ticks (Acari: Ixodidae) parasitizing endemic and exotic wild mammals in the Esteros del Iberá wetlands, Argentina 

      Debarbora, Valeria Natalia; Nava, Santiago; Cirignoli, Sebastian; Guglielmone, Alberto; Poi, Alicia Susana G. (Systematic and Applied Acarology Society, 2012-08)
      Five species of ticks belonging to the genera Amblyomma, Haemaphysalis and Rhipicephalus were recorded from endemic and exotic wild mammals in the Esteros del Iberá wetlands, Argentina. Adults and immature stages of Amblyomma ...

    • Ticks (Acari: Ixodidae, Argasidae) associated with wild birds in Argentina 

      Flores, Fernando Sebastián; Saracho Bottero, Maria Noelia; Tarragona, Evelina Luisa; Sebastian, Patrick; Copa, Griselda N.; 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 ...

    • Ticks infesting cattle and humans in the Yungas Biogeographic Province of Argentina, with notes on the presence of tick-borne bacteria 

      Saracho Bottero, Maria Noelia; Tarragona, Evelina Luisa; Sebastian, Patrick Stephan; Venzal, José Manuel; Mangold, Atilio Jose; Guglielmone, Alberto; Nava, Santiago (2018-01)
      This study was performed to determine the tick species that infest cattle and humans throughout an altitudinal gradient in the Yungas Biogeographic Province of Argentina. The presence of tick-borne bacteria of the genera ...

    • Ticks infesting humans in Northern Misiones, Argentina 

      Lamattina, Daniela; Nava, Santiago (2016)
      This work presents records of ticks infesting humans in northern Misiones Province, Argentina. Also, notes on potential transmission of tick-borne pathogens are included. A total of 282 ticks attached to researchers were ...

    • El trabajador rural y la satisfacción laboral en su entorno. Estudio de caso. Centro de la provincia de Santa Fe (Argentina) 

      Martins, Luciano; Sandoval, Patricia Susana (Facultad de Ciencias Agrarias, Universidad Nacional del Litoral, 2021)
      Los procesos de modernización de la actividad agropecuaria han impactado en la estructura, localización y distribución de los trabajadores rurales. Considerando la escasez de recursos humanos y que al mismo tiempo hay una ...

    • Trophotagma Enrichment Axes in Poaceae 

      Muchut, Sebastián Elías; Pilatti, Vanesa; Uberti Manassero, Nora Graciela; Perreta, Mariel Gladis; Vegetti, Abelardo Carlos (2018-03)
      This review is intended: (1) to interpret and characterize morphological variations observed in the structure of the enrichment axes, located below the terminal inflorescence in Poaceae; and (2) to study the relationship ...

    • Two new species of Ornithodoros (Ixodida; Argasidae) from the Southern Cone of South America 

      Venzal, José Manuel; González-Acuña, Daniel; Muñoz-Leal, Sebastian; Mangold, Atilio Jose; Nava, Santiago (2015-05)
      Two new species of the genus Ornithodoros were described from larvae collected in Argentina and Chile. Ornithodoros xerophylus n. sp. was described from specimens collected on the small rodent Graomys centralis in Argentina. ...

    • 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 ...

    • Two novel Ehrlichia strains detected in Amblyomma tigrinum ticks associated to dogs in peri-urban areas of Argentina 

      Cicuttin, Gabriel L.; de Salvo, María Nazarena; Nava, Santiago (2017-08)
      The aim of this work was to describe two novel strains of Ehrlichia associated to Amblyomma tigrinum from Argentina. Molecular detection of agents belonging to the family Anaplasmataceae was performed targeting three ...