Artículos científicos: Envíos recientes
Mostrando ítems 221-240 de 515
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Ornithodoros cerradoensis n. sp. (Acari: Argasidae), a member of the Ornithodoros talaje (Guérin-Méneville, 1849) group, parasite of rodents in the Brazilian Savannah
(Elsevier, 2020-09)Ornithodoros cerradoensis n. sp. is described from field-collected and laboratory reared nymphs, males, females, and larvae parasitizing the rodents Cavia aperea and Thrichomys sp. in the Brazilian Savannah. This new species ... -
Molecular detection of rickettsial bacteria in ticks of the genus Ixodes from the Southern Cone of America
(Elsevier, 2020-10)To obtain information about rickettsial bacteria in ticks of the genus Ixodes from Argentina and Uruguay, specimens of I. fuscipes (previously named as I. aragaoi), Ixodes pararicinus, Ixodes sp. cf. I. affinis, and Ixodes ... -
Milk fortified with calcium: Changes in the physicochemical and rheological characteristics that affect the stability
(Elsevier, 2020-09)The objective of this work was to analyze the changes in the physicochemical and rheological characteristics of milk fortified with different calcium salts. Reconstituted milk samples using skim milk powder with different ... -
Evaluación de la calidad de subproductos de la soja
(Ediciones INTA, 2020-08)Los subproductos provenientes de la agroindustria suelen presentar una alta variabilidad en su calidad nutricional. Esto resulta problemático al momento de utilizarlos en dietas destinadas a producción animal. En el presente ... -
Effect of pollination mode on progeny of Panicum coloratum var. makarikariense: Implications for conservation and breeding = Efecto del modo de polinización sobre la progenie de Panicum coloratum var. makarikariense: Implicaciones para conservación y fitomejoramiento
(CIAT, 2017-09)Panicum coloratum var. makarikariense, a perennial grass native to Africa, is adapted to a wide range of soil and climatic conditions with potential to be used as forage in tropical and semi-arid regions around the world. ... -
Synonymy of Ixodes aragaoi with Ixodes fuscipes, and reinstatement of Ixodes spinosus (Acari: Ixodidae)
(Elsevier, 2020-03)Ixodes fuscipes Koch, 1844, described from Brazil, has been considered a valid species with records from Brazil and Peru. Ixodes spinosus Neumann, 1899, also described from Brazil, has been considered a synonym of I. ... -
A novel Ehrlichia strain (Rickettsiales: Anaplasmataceae) detected in Amblyomma triste (Acari: Ixodidae), a tick species of public health importance in the Southern Cone of America
(Taylor & Francis, 2020)The aim of this work was to report the detection of a putative novel Ehrlichia strain associated with the tick Amblyomma triste. Free-living adult ticks determined as A. triste were collected by drag-sampling in Argentina ... -
A community approach to the Neotropical ticks-hosts interactions
(Springer Nature, 2020-06-09)The relationships between ticks and hosts are relevant to capture the ecological background driving the evolution of these parasites. We used a set of 4,764 records of ticks of the genera Amblyomma, Ixodes, and Haemaphysalis ... -
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. ... -
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 ... -
Impacto de factores de manejo sobre la concepción en vaquillonas lecheras
(Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba, 2020)El incremento del número de vaquillonas preñadas por unidad de tiempo mejora la eficiencia reproductiva en rodeos lecheros. El objetivo de este trabajo fue analizar el efecto de factores de manejo sobre la concepción. Se ... -
The Known Distribution and Ecological Preferences of the Tick Subgenus Boophilus (Acari: Ixodidae) in Africa and Latin America
(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 ... -
Resistance of the cattle tick Rhipicephalus (Boophilus) microplus to ivermectin in Argentina
(Elsevier, 2020)Resistance to ivermectin in populations of the cattle tick Rhipicephalus microplus in Argentina was diagnosed in this work. The in vitro larval immersion test (LIT) was used to determine quantitatively the levels of ... -
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 ... -
Validation and field evaluation of a competitive inhibition ELISA based on the recombinant protein tSAG1 to detect anti-Neospora caninum antibodies in sheep and goats
(Elsevier, 2020-08)Neospora caninum is a protozoan parasite that causes abortion and reproductive failure in small ruminants. We validated and evaluated under field conditions a competitive inhibition ELISA based on the truncated SAG1 protein ... -
Efecto de la suplementación con ciclodextrinas cargadas con colesterol al semen sexado bovino post-descongelación para su uso en producción in vitro de embriones
(UCOPress. Cordoba University Press, 2018)Los espermatozoides bovinos presentan una bajo relación de colesterol/fosfolípidos en la membrana plasmática. Esta característica es importante ya que el colesterol juega un papel fundamental en el mantenimiento de la ... -
Meta-analysis of risk factors for canine leptospirosis
(Elsevier, 2020-08)Leptospirosis is one of the most widespread zoonotic diseases, with more than one million human cases reported worldwide every year. Dogs could develop infections that range from asymptomatic to severe, and shed leptospires ... -
Performance of Lactobacillus paracasei 90 as an adjunct culture in soft cheese under cold chain interruption
(Elsevier, 2020-06)In this work, we simulated cold chain interruptions in soft cheeses of high-moisture to assess their impact on ripening, putting attention on the behaviour of an adjunct culture of Lactobacillus paracasei 90 (L90) when it ... -
Technological variables influencing the growth and stability of a silage inoculant based on spray‐dried lactic acid bacteria
(Wiley, 2020-06)Aims: To investigate the influence of different culture media and fermentation conditions on growth performance and viability of three lactic acid bacteria (LAB) strains with potential as silage inoculants, and to optimize ... -
Eliminación de huevos de los pequeños estróngilos en la materia fecal de los equinos y su importancia práctica en la posibilidad de tratamientos selectivos
(Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, 2020-06)Los pequeños estróngilos son los parásitos de mayor prevalencia e importancia en los equinos de todo el mundo, y el desarrollo generalizado de la resistencia de estos nematodos a los antihelmínticos está impulsando la ...