Results: 1749

Histopathological changes induced by Hysterothylacium deardorffoverstreetorum larvae (Nematoda: Raphidascarididae) in Priacanthus arenatus Cuvier, 1829 (Actinopterygii)

Abstract Priacanthus arenatus is a fish that occurs in the waters of the western Atlantic Ocean and has few records of parasitism. This study aimed to report histological changes caused by the larvae of Hysterothylacium deardorffoverstreetorum. Between July and December, 2013, 30 samples of P. arenatus w...

Hiperendemia de equinococosis y fertilidad quística en porcinos del valle interandino de Huancarama, Perú

El objetivo de la investigación fue determinar el porcentaje de infección de equinococosis en porcinos, fertilidad quística y factores asociados. Estudio de corte transversal. La población estuvo conformada por 579 porcinos faenados en el matadero de Huancarama. Los quistes hidatídicos fueron detect...

Evidencia serológica de infección por Trypanosoma cruzi en perros atendidos en clínicas veterinarias del área conurbada de Cuernavaca, Morelos

Salud pública Méx; 59 (3), 2017

Anti-Toxoplasma gondii antibodies in beef cattle slaughtered in the metropolitan region of Belém, Brazilian Amazon

Abstract The relevance of consuming raw or undercooked beef in the transmission of toxoplasmosis is unclear due to the high resistance of cattle to infection. However, this possibility needs to be considered in endemic areas, such as the Amazon, where the consumption of beef is frequent. The objective of...

Isospora albicollis (Apicomplexa: Eimeriidae) in thrushes Turdus spp. (Passeriformes: Turdidae), in southeastern Brazil

Abstract The aim of the present study was to report and describe Isospora albicollis Lainson and Shaw, 1989 parasitizing a white-necked thrush Turdus albicollis Vieillot, 1818 and a pale-breasted thrush Turdus leucomelas Vieillot, 1818 in two different localities: the Itatiaia National Park and Cacaria, ...

Prevalence and risk factors for Cysticercus tenuicollis in goats and sheep in Paraíba, northeastern Brazil

Abstract This study aimed to determine the prevalence and risk factors for C. tenuicollis among goats and sheep in slaughterhouses in Paraíba. 390 animals (195 goats and 195 sheep) in the municipalities of Patos and Esperança, Paraíba, Brazil, were inspected between February and May 2014. The prevalen...

First parasitological study of the African clawed frog (Xenopus laevis, Amphibia) in Chile

Abstract Introduced species can arrive into new territories with parasites; however, these species are expected to face lower parasite richness than in their original regions. Both introduced hosts and parasites can affect native fauna. Since their release into the wild in Chile following laboratory use,...

Risk factors associated with Toxoplasma gondii infection in free-range chickens in the semiarid region of Brazil

Abstract This study aimed to investigate the frequency of anti-Toxoplasma gondii antibodies in serum from 629 chickens on 39 family farms in seven municipalities in the semiarid region, Pernambuco, Brazil, and to identify risk factors associated with T. gondii infection. The risk factors were studied in ...

Ovarian Manson's Schistosomiasis: Rare Diagnosis or Underestimated Prevalence?

Abstract The occurrence of Manson's schistosomiasis in organs of the female reproductive tract is an uncommon event, given that the etiological agent for this disease is a blood parasite that inhabits the mesenteric veins. In this case report, a 45-year-old female patient reported that her first symptoms...

Insect Galls of the Parque Nacional do Itatiaia (Southeast Region, Brazil)

An. acad. bras. ciênc; 89 (1,supl), 2017
ABSTRACT The Parque Nacional do Itatiaia (PNI) (Brazilian Southeast Region) was surveyed monthly for insect galls from February/2014 to December/ 2015. A total of 432 gall morphotypes were found. This number places the PNI as the richest Atlantic forest area in number of gall morphotypes. The galls were ...