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1.
Rev. peru. biol. (Impr.) ; 24(3)sept. 2017.
Artigo em Espanhol | LILACS-Express | LILACS | ID: biblio-1508835

RESUMO

En el presente trabajo se describe metacestodos colectados del ratón orejón de ancas amarillas (Phyllotis xanthopygus) provenientes del distrito de Marangani en Cusco, Perú. Un total de 6 metacestodos fueron estudiados e identificados como fimbriocercos de Taenia sp. Los fimbriocercos presentaron un cuerpo ligeramente alargado y esférico, con una masa de tejido denso y de color blanquecino lechoso. Cada fimbriocerco presento un escólex invaginado el cual tenía 4 ventosas y un róstelo armado con 22 a 25 pares de ganchos. El estudio demuestra que el ratón P. xanthopygus participa como hospedero intermediario para una especie de Taenia en la sierra sur del Perú.


Metacestodes were collected from the peritoneal cavity of the yellow-rumped leaf-eared mouse (Phyllotis xanthopygus) from the Marangani district in Cuzco, Peru. A total of 6 metacestodes were studied and identified as fimbriocercus of Taenia sp. The fimbriocercus had a slightly elongated and spherical body, with a mass of dense tissue and whitish milky color. Each fimbriocercus had an invaginated scolex which had 4 suckers and a rostellum armed with 22 to 25 pairs of hooks. This study shows that the mouse P. xanthopygus participates as an intermediate host for a Taenia species in the southern highlands of Peru.

2.
Vet. Méx ; 45(spe): 29-35, 2014. tab
Artigo em Espanhol | LILACS-Express | LILACS | ID: lil-755681

RESUMO

La cisticercosis causada por el metacestodo de la Taenia solium afecta al cerdo y es causa de decomiso obligatorio. La composta es un medio alternativo para depositar decomisos y otros desechos animales, ya que inactiva y destruye patógenos presentes en canales. En el presente estudio se evaluó el compostaje para la inactivación de metacestodos de T solium. Para ello se construyeron siete pilas de composta en forma de cono, divididas según su profundidad en tres zonas y cada una en cuatro partes, donde se colocó carne contaminada. Se realizaron muestreos a las 24, 36, 48 y 72 h, y se sometieron a la prueba de evaginación in vitro. El tiempo máximo para la inactivación total de los cisticercos fue de 48 h. La carne quedó incorporada a la composta desde los 7 días. No se encontró diferencia significativa (P > 0.05) entre la inactivación de cisticercos en los distintos niveles de las compostas, pero sí con respecto al exterior, por lo que se consideró efectiva cualquier zona para la inactivación de cisticercos de T. solium viables.


Cysticercosis by Taenia solium metacestode affects pigs, giving ground for meat confiscation. Composting is an alternative disposition method for confiscated carcasses and other animal debris, inactivating and destroying pathogens in the carcasses. In this study, composting was evaluated as a method to inactivate T. solium metacestodes. Seven compost cone-shaped piles were built, and three depth-zones were defined within them. Each zone was divided into 4 subzones, and a portion of contaminated meat was introduced into each subzone. Meat was sampled at 24, 36, 48, and 72 h and tested for evagination in vitro. The maximum required time for cysticercus inactivation was 48 h. Meat was incorporated to compost after 7 days. No significant differences were found in cysticercus inactivation among the compost zones (P > 0.05), but significant differences were found with respect to the outside. Therefore, all zones were regarded equally effective to inactivate viable T. solium cysticerci.

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