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Mostrando ítems 1-20 de 51
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A new species of Ornithodoros (Acari: Argasidae) from desert areas of northern Chile
(2016-07)Ornithodoros atacamensis n. sp. is described from larvae collected on the lizard Liolaemus bisignatus and from free-living adults collected in desert areas from the Pan de Azúcar and Llanos de Challe National Parks, in ... -
A pictorial key to differentiate the recently detected exotic Haemaphysalis longicornis Neumann, 1901 (Acari, Ixodidae) from native congeners in North America
(Pensoft Publishers, 2019-01)Until recently, only two haemaphysaline species, Haemaphysalis chordeilis (Packard, 1869) and Haemaphysalis leporispalustris (Packard, 1869), were known to occur in the United States, and neither was considered to be of ... -
A Trypanosoma species detected in Rhipicephalus (Boophilus) microplus ticks from Argentina
(Elsevier, 2020-09)Specimens of a Trypanosoma sp. were found in a haemolymph sample of Rhipicephalus microplus from Argentina. Polymerase chain reaction (PCR) was done targeting the SSU rRNA gene of Trypanosoma spp. and a fragment of 2300 ... -
Amblyomma aureolatum (Acari: Ixodidae): nuevos registros en las provincias de Buenos Aires y Santa Fe, Argentina
(2016-06)En los meses de julio de 2015 y enero de 2016 se colectaron garrapatas de un gato montés (Leopardus geoffroyi) localizado en la provincia de Buenos Aires y de un canino doméstico (Canis lupus familiaris) en la provincia ... -
Amblyomma hadanii n. sp. (Acari: Ixodidae), a tick from northwestern Argentina previously confused with Amblyomma coelebs Neumann, 1899
(2014-07)All stages of Amblyomma hadanii n. sp. (Acari: Ixodidae) are described from northwestern Argentina. The diagnostic characters for males are a combination of the pattern of scutal ornamentation, basis capituli dorsally ... -
Amblyomma yucumense Krawczak, Martins & Labruna, 2015 (Acari: Ixodidae) in Argentina
(Systematic & Applied Acarology Society, 2018-05)Amblyomma yucumense was recently described from specimens collected in the Turvo State Park, southern Brazil. In search of this tick species, free-living ticks were collected at the Moconá Provincial Park and the Yabotí ... -
Babesia sp. of the “South American Marsupialia Group”: First molecular detection in Didelphis albiventris (Didelphimorphia: Didelphidae) from Argentina
(Elsevier, 2025-02)Field captured specimens of Didelphis albiventris (Didelphimorphia: Didelphidae) from Formosa Province, Argentina, were analysed for possible infection with Babesia species. Whole blood samples of live-trapped D. albiventris ... -
Bacteriosis del algodón : Identificación y aislamiento del agente causal de la mancha angular del algodón en el Norte Santafesino
(Asociación para la Promoción de la Producción Algodonera, Argentina, 2019)La Mancha Angular del Algodón es una de las enfermedades más distribuidas a nivel mundial. -
Borrelia genospecies in Ixodes sp. cf. Ixodes affinis (Acari: Ixodidae) from Argentina
(Elsevier, 2020-11)The aim of this work was to evaluate the presence of Borrelia infection in Ixodes sp. cf. Ixodes affinis ticks from Argentina. Specimens of Ixodes sp. cf. I. affinis were collected on vegetation and birds in five locations ... -
Búsqueda e identificación de marcadores moleculares de resistencia a mastitis bovina
(Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, 2016)La mastitis es considerada la patología que produce mayores pérdidas económicas para la industria láctea en general ya que produce una disminución en la producción, afecta la calidad de la leche, la tasa de preñez, posee ... -
Comparison of six commercial systems for the detection of non-O157 STEC in meat and vegetables
(Elsevier, 2019-12)Shiga toxin-producing Escherichia coli (STEC) are important pathogens transmitted by food that may cause severe illness in human beings. Thus, systems for STEC detection in food should have increasingly higher sensitivity ... -
Description of a new soft tick species (Acari: Argasidae: Ornithodoros) parasite of Octodon degus (Rodentia: Octodontidae) in northern Chile
(Elsevier, 2020-05)A new argasid (Argasidae) tick is herein described based on morphology and molecular data obtained from larvae parasitizing Octodon degus and from ticks collected inside burrows in northern Chile. Unfed laboratory-reared ... -
Description of a new species of Ixodes (Acari: Ixodidae) and first report of Ixodes lasallei and Ixodes bocatorensis in Brazil
(Elsevier, 2020-07)In a recent study, we relegated the taxon Ixodes aragaoi Fonseca, 1935 to a junior synonym of Ixodes fuscipes Koch, 1844, and reinstated Ixodes spinosus Neumann, 1899 (a former synonym of I. fuscipes) to a valid species. ... -
Description of all the stages of Ixodes inopinatus n. sp. (Acari: Ixodidae)
(2014-10)All of the parasitic stages of Ixodes inopinatus n. sp. are described from specimens collected by flagging and on lizards and foxes. The new species replaces I. ricinus in dry areas of the Mediterranean region in Spain, ... -
Description of Ornithodoros montensis n. sp. (Acari, Ixodida: Argasidae), a parasite of the toad Rhinella arenarum (Amphibia, Anura: Bufonidae) in the Monte Desert of Argentina
(Springer, 2019-05)A new tick species of the genus Ornithodoros (Acari: Argasidae) was described from larvae collected on the toad Rhinella arenarum in a locality from Argentina belonging to the Monte Biogeographic Province. Ornithodoros ... -
Different lines of evidence used to delimit species in ticks : a study of the South American populations of Amblyomma parvum (Acari: Ixodidae)
(2016-10)The goal of this work was to combine different lines of evidence besides that of molecular markers to delimit species in ticks when the molecular data are not totally congruent. Two groups (Argentina, Brazil) of South ... -
Especies de garrapatas duras en un área urbana protegida de la Ciudad Autónoma de Buenos Aires = Hard Tick Species in a Protected Urban Area of Buenos Aires City
(Ministerio de Salud de la Nación, Argentina, 2017-09)INTRODUCCIÓN: Las garrapatas (Acari, Ixodida) son artrópodos vectores de gran diversidad de patógenos virales, bacterianos y protozoarios, muchos de los cuales son zoonóticos y emergentes. En Argentina se encuentran numerosas ... -
Exotic tick detected in Argentina on a tourist returning from South Africa
(Elsevier, 2021-02-12)The aim of this study was to report the finding of a nymph attached to an Argentinean tourist returning from South Africa. The nymph specimen was morphologically analysed, submitted to DNA extraction and amplifying the 16S ... -
First detection of Hyalomma rufipes in Germany
(2016-10)Hyalomma rufipes, a two-host tick, is the most widespread Hyalomma species in Africa. In December 2015, an ixodid tick male with an unusual morphology was detected on a horse in a stable near Mainz in the Federal State ... -
First detection of “Candidatus Rickettsia wissemanii” in Ornithodoros hasei (Schulze, 1935) (Acari: Argasidae) from Argentina
(Elsevier, 2020-07)The aim of this study was to assess the presence of Rickettsia in soft ticks (Acari: Argasidae) collected from insectivorous bats (Chiroptera) in Santa Fe province, Argentina. First, a subset of ticks were mounted in Hoyer’s ...