Results 31 to 40 of about 97,450 (165)

Nested real-time PCR for hepatitis A detection [PDF]

open access: yesLetters in Applied Microbiology, 2009
The hepatitis A virus (HAV) is one of the most important human foodborne pathogens causing a number of worldwide outbreaks each year. The detection of HAV in food samples remains a complex issue, because commonly used detection tools, such as conventional or even real-time PCR assays, are often unable to detect HAV with sufficient sensitivity. The aims
Y, Hu, I, Arsov
openaire   +2 more sources

Evaluation of PCR and multiplex PCR in relation to nested PCR for diagnosing Theileria equi [PDF]

open access: yesPesquisa Veterinária Brasileira, 2011
Conventional PCR (PCRTeq) for diagnosing Theileria equi and multiplex PCR (M/PCRTeq-Bc) for diagnosing T. equi and Babesia caballi were comparatively evaluated with nested PCR (N/PCR-Teq) for diagnosing equine piroplasmosis. In DNA sensitivity determinations, in multiple dilutions of equine blood that had tested positive for T.
Leal, Danielle C.   +4 more
openaire   +4 more sources

Bovine Leukaemia Virus Tax Antigen Identification in Human Lymphoma Tissue: Possibility of onco-protein Gene Ttransmission

open access: yesResearch in Molecular Medicine, 2019
Background: Bovine leukaemia virus (BLV) is the cause of enzootic bovine leukaemia which belongs to retroviruses including Human T-cell leukaemia virus and simian T-lymphotropic virus. Due to this familiarity, the possibility of virus (BLV) transfer from
Camellia Taghadosi   +4 more
doaj  

Detection of Pneumocystis in lungs of bats from Brazil by PCR amplification Detecção de Pneumocystis em pulmões de morcegos no Brasil por Nested-PCR

open access: yesPesquisa Veterinária Brasileira, 2009
Pneumocystis has been isolated from a wide range of unrelated mammalian hosts, including humans, domestic and wild animals. It has been demonstrated that the genome of Pneumocystis of one host differs markedly from that of other hosts. Also, variation in
Edna Maria Cavallini Sanches   +9 more
doaj   +1 more source

Species-specific nested PCR as a diagnostic tool for Brucella ovis infection in rams Nested PCR espécie-específica para o diagnóstico da infecção por Brucella ovis em carneiros

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2013
The aim of the present study was to evaluate a species-specific nested PCR based on a previously described species-specific PCR for detection of B. ovis in semen and urine samples of experimentally infected rams.
L.F. Costa   +8 more
doaj  

Detection and molecular characterization of Cryptosporidium spp. in captive canaries (Serinus canaria) using different diagnostic methods

open access: yesRevista Brasileira de Parasitologia Veterinária, 2018
This study used several diagnostic methods to examine the occurrence of and molecularly characterize Cryptosporidium spp. in captive canaries (Serinus canaria) in southern and southeastern Brazil. A total of 498 fecal samples were purified by centrifugal-
Vinícius da Silva Camargo   +6 more
doaj   +1 more source

A Real-Time PCR Assay for Detection of Low Pneumocystis jirovecii Levels

open access: yesFrontiers in Microbiology, 2022
Here we report a new real-time PCR assay using SYBR Green which provides higher sensitivity for the specific detection of low levels of Pneumocystis jirovecii.
Susana Ruiz-Ruiz   +18 more
doaj   +1 more source

Determination of Cryptosporidium spp. in Van cats by nested PCR [PDF]

open access: yesMedycyna Weterynaryjna, 2018
The present study was conducted to investigate the presence of Cryptosporidium spp. agents in cats from the Turkish Van Cat Shelter at YüzüncüYıl University by a modified Ziehl-Neelsen staining method and nested PCR. Individual stool samples were obtained from 30 adult females, 30 adult males and 40 kittens – a total of 100 Van cats were analyzed in
Özkan , Cumali   +4 more
openaire   +4 more sources

Use of a nested PCR-enzyme immunoassay with an internal control to detect Chlamydophila psittaci in turkeys

open access: yesBMC Infectious Diseases, 2005
Background Laboratory diagnosis of Chlamydophila psittaci, an important turkey respiratory pathogen, is difficult. To facilitate the diagnosis, a nested PCR-enzyme immunoassay (PCR-EIA) was developed to detect the Cp.
Goddeeris Bruno M   +5 more
doaj   +1 more source

Detection of human herpesvirus-7 by qualitative nested-PCR: comparison between healthy individuals and liver transplant recipients Detecção de herpesvirus humano-7 por nested-PCR qualitativo: comparação entre indivíduos sadios e receptores de transplante hepático

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2008
Diagnosis of human herpesvirus-7 active infection in transplant patients has proved difficult, because this virus is ubiquitous and can cause persistent infections in the host.
Ronaldo Luis Thomasini   +7 more
doaj   +1 more source

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