Results 41 to 50 of about 23,343 (219)

Screening for Trypanosoma cruzi infection (Chagas disease) in the Latin American population living with HIV in London

open access: yesHIV Medicine, EarlyView.
Abstract Background There are an estimated 2482 people born in Latin American countries receiving care for HIV in the United Kingdom. Although national guidance recommends screening for Trypanosoma cruzi infection (Chagas disease) in this population, there is no formal screening programme.
Natalie Elkheir   +18 more
wiley   +1 more source

Evaluation of the NovaLisa™ Leishmania Infantum IgG ELISA in A Reference Diagnostic Laboratory in A Non-Endemic Country

open access: yesAntibodies, 2019
Anti-Leishmania antibodies may be detectable in patients with leishmaniasis. Here, we compared a commercial enzyme-linked immunosorbent assay (ELISA) for the detection of anti-Leishmania antibodies, with an immunofluorescence antibody test (IFAT) that is
Christen Rune Stensvold   +3 more
doaj   +1 more source

Evaluation of an Indirect Immunofluorescence Assay for the Detection of Anaplasma phagocytophilum Antigen in Ovine Buffy Coat Smears

open access: yesMicroorganisms, 2022
Diagnosis of anaplasmosis is challenging considering the great variation in clinical signs and the limitations of the available diagnostic assays, while the detection of carrier animals that play a significant role in disease epidemiology as reservoirs ...
Labrini V. Athanasiou   +4 more
doaj   +1 more source

Leishmania infection and host-blood feeding preferences of phlebotomine sandflies and canine leishmaniasis in an endemic European area, the Algarve Region in Portugal [PDF]

open access: yes, 2013
The Algarve Region (AR) in southern Portugal, which is an international tourist destination, has been considered an endemic region of zoonotic leishmaniasis caused by Leishmania infantum since the 1980s.
Afonso, Maria Odete   +5 more
core   +3 more sources

Development and Validation of a Viability RT‐qPCR Assay for Detecting Infectious Spring Viraemia of Carp Virus (SVCV)

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Spring viremia of carp virus (SVCV) is a contagious pathogen associated with significant mortality and economic losses in freshwater aquaculture. Although reverse transcription quantitative PCR (RT‐qPCR) enables rapid detection, it does not distinguish between infectious and non‐infectious viral particles, which may lead to overestimation of ...
Ha‐Jeong Son   +9 more
wiley   +1 more source

Reliability of serological methods for detection of leishmaniasis in portuguese domestic and wild reservoirs

open access: yesMemorias do Instituto Oswaldo Cruz, 1996
A direct agglutination test (DAT) and an immunofluorescence technique (IFAT) were compared for detection of Leishmania infantum infection in 43 dogs and five foxes from Alto-Douro and Arrábida, two known endemic areas in Portugal.
SJ Semião-Santos   +5 more
doaj   +1 more source

Risk factors for visceral leishmaniasis in a new epidemic site in Amhara Region, Ethiopia [PDF]

open access: yes, 2009
We conducted a case-control study to evaluate risk factors for visceral leishmaniasis during an epidemic in a previously unaffected district of Ethiopia. We also collected blood and bone marrow specimens from dogs in the outbreak villages.
Alvar, Jorge   +11 more
core   +1 more source

A longitudinal study of natural infection of piglets with Streptococcus suis types 1 and 2 [PDF]

open access: yes, 1991
Streptococcus suis types 1 and 2 were detected in nasal swabs taken from five litters of piglets sampled twice weekly from birth. The two types had been detected in all pigs by the time they were 38 and 25 days old respectively with mean ages of first ...
Robertson, I.D.   +3 more
core   +2 more sources

Ocorrence of Neospora caninum antibody in dairy cows assayed by ELISA and IFAT from Avaré county, SP/
Ocorrência de anticorpos de Neospora caninum em vacas leiteiras avaliados pelos métodos ELISA e RIFI no município de Avaré, SP

open access: yesSemina: Ciências Agrárias, 2003
Sera of 521 dairy cows from herds in Avaré County, SP were examined by indirect fluorescent-antibody test (IFAT) and enzyme-linked immunosorbent assay (ELISA) for detection of antibodies to Neospora caninum.
Aurea Maria Oliveira Canavessi   +3 more
doaj   +1 more source

Towards a TCT-inspired electronics concept inventory [PDF]

open access: yes, 2014
This study reports on the initial work on the use of Threshold Concept Theory (TCT) to develop a threshold-concept inventory – a catalogue of the important concepts that underlie electronics and electrical engineering (EE) – and an assessment tool – to ...
Harlow, Ann   +2 more
core   +1 more source

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