Results: 39

First record of antibodies to the bluetongue virus in ewe (Ovis aries) in the state of Amazonas, Brazil

Rev. bras. ciênc. vet; 29 (2), 2022
The objective of this work was to describe the first record of antibodies to the Bluetongue Virus (BTV) in ewe, in the state of Amazonas. The ewe, which was in twin pregnancy, gave birth on May 9, 2015, but a lamb died hours after delivery. Veterinary service was then requested by the owner, where emacia...

Fatores associados à infecção pelo vírus da estomatite vesicular em equídeos no estado do Rio Grande do Norte, Brasil

Rev. bras. ciênc. vet; 28 (2), 2021
Objetivou-se investigar a presença do Vírus da Estomatite Vesicular (VEV) e seus fatores de risco para ocorrência e disseminação da enfermidade em equídeos das mesorregiões Leste e Oeste Potiguar do estado do Rio Grande do Norte, Brasil. Foram analisadas pela técnica de virusneutralização, 809 ...

Measles, rubella, mumps and Toxoplasma gondii antibodies in saliva of vaccinated students of schools and universities in São Paulo City, Brazil

Braz. j. infect. dis; 24 (1), 2020
ABSTRACT Introduction: Vaccines are well-established public health interventions with major impacton the prevalence of infectious diseases, but outbreaks are occurring frequently due to pri-mary and secondary failures, despite high coverage. Surveillance of efficacy and duration ofinduced immunity is a ...

Respuesta inmune y terapia gó©nica con vectores virales adenoasociados
Immune response and gene therapy with adenoassociated viral vectors

Medicina (B.Aires); 79 (6), 2019
En los ó;ºltimos aó;±os la terapia gó;©nica se ha posicionado como una opció;n real y segura en el desarrollo de alternativas terapó;©uticas para la cura y la prevenció;n de diferentes enfermedades. Consiste en la inserció;n de material genó;©tico en un tejido o có;©lula defectuosa, median...

Serological survey of anti-Leptospira spp. antibodies in Barbary sheep (Ammotragus lervia) at the Curitiba Zoo, southern Brazil

Pesqui. vet. bras; 38 (1), 2018
Leptospirosis is a worldwide zoonosis, affecting humans, domestic and wild animals. The present study aimed to evaluate prevalence of anti-Leptospira spp. antibodies in Barbary sheep at the Curitiba zoo. Microscopic agglutination test (MAT) was performed using 17 serogroups. Antibodies against Leptospira...

Rendimiento diagnóstico de la prueba de inmunofluorescencia indirecta para la detección de anticuerpos contra HTLV-1

RESUMEN El objetivo del estudio fue determinar el rendimiento diagnóstico de la prueba de inmunofluorescencia indirecta (IFI) para la detección de anticuerpos contra HTLV-1. Se realizó un estudio de evaluación de prueba diagnóstica. Se usaron cultivos celulares MT2 infectados con HTLV-1 y K-562 sin ...

Indirect ELISA (iELISA) for routine detection of antibodies against Minute Virus of Mice (MVM) in mice colonies

Rev. argent. microbiol; 49 (3), 2017
In this study we developed an indirect ELISA to detect antibodies against Minute Virus of Mice (MVM) using an antigen produced from BHK-21 cells infected with a prototype strain of the virus. The optimal antigen concentration and serum dilutions were established. In order to analyze variability in the la...

Construction and characterization of a recombinant yellow fever virus stably expressing Gaussia luciferase

An. acad. bras. ciênc; 89 (3,supl), 2017
ABSTRACT Yellow fever is an arthropod-borne viral disease that still poses high public health concerns, despite the availability of an effective vaccine. The development of recombinant viruses is of utmost importance for several types of studies, such as those aimed to dissect virus-host interactions and...

Relationship between diversity of hepatitis C quasispecies and histological severity of liver disease

Medicina (B.Aires); 60 (5/1), 2000
The aim of this work to assess in the diversity of hepatitis C virus (HCV) quasispecies is related to histological severity and duration of infection in a cohort of untreated patients with an estimated onset of the disease. A total of 27 patients with diagnosis of chronic liver disease and history of blo...

Hepatitis viral de tipo delta: frecuencia en un Centro Médico
Delta virus hepatitis

Rev. mex. patol. clín; 40 (2), 1993
Con objeto de conocer la frecuencia de infección con el virus de la Hepatitis tipo Delta en nuestra población derechohabiebte, se determinó la presencia de anticuerpos a este virus en 1012 personas con cuadros clínicos de hepatitis Viral Aguda ó Crónica, en las que se había encontrado la presencia...