Results 21 to 30 of about 207,927 (306)

Use of Two Reverse Transcriptases Eliminates False-Positive Results in Differential Display

open access: yesBioTechniques, 1997
The selection of false-positive clones in differential display PCR (DDRT-PCR) represents a formidable drawback to this otherwise powerful technique of detecting subtle differences between cell types.
Ying-Ju Sung, Robert B. Denman
doaj   +1 more source

Evaluation of Three Commercial Interferon-γ Assays in a Bovine Tuberculosis Free Population

open access: yesFrontiers in Veterinary Science, 2021
The interferon-γ assay has been used worldwide as an ancillary test for the diagnosis of bovine tuberculosis (bTB). This study aimed to describe, based on the bTB-free status in Switzerland, the difference of applying a more stringent cutoff point of 0 ...
Giovanni Ghielmetti   +6 more
doaj   +1 more source

Perfectionism and emotional reactions to perfect and flawed achievements: Satisfaction and pride only when perfect [PDF]

open access: yes, 2010
Perfectionists have excessively high standards and thus are prone to experience dissatisfaction and embarrassment. But what if they achieve perfection? The present study investigated in a sample of 194 university students how self-oriented and socially ...
Stoeber, Joachim, Yang, Hongfei
core   +1 more source

Research of the Real Time PCR method for detection and identification phytoplasmas on grapevine

open access: yesRUDN Journal of Agronomy and Animal Industries, 2015
For the detection and identification of Candidatus Phytoplasma vitis Flavescence doree - the yellowing grape quarantine pest for the territory of Russia and Candidatus Phytoplasma solani Bois noir - pathogen of blackening crust grape was used one of the ...
G N Matyashova, V G Zaets
doaj   +1 more source

Low risk of serological cross-reactivity between dengue and COVID-19 [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2020
In the near future, the overlap of Coronavirus disease 2019 (COVID-19) and dengue epidemics is a concrete threat in tropical regions. Co-epidemics of COVID-19 and dengue could be an overwhelming challenge for health systems in low- and middle-income ...
Michele Spinicci   +5 more
doaj   +1 more source

Problems Encountered with Nested PCR to Diagnosis of Phytoplasmas

open access: yesMajallah-i ḥifāẓat-i giyāhān, 2016
Introduction: Phytoplasmas are phytopathogenic bacteria without cell walls that can be found in plant phloem, have been found associated with numerous diseases of plants worldwide.
C. Moslemkhani   +2 more
doaj   +1 more source

Antibody Cross-Reactivity in Serodiagnosis of Lyme Disease

open access: yesAntibodies, 2023
Lyme disease is a tick-borne disease caused by spirochetes belonging to the Borrelia burgdorferi sensu lato complex. The disease is characterized by a varied course; therefore, the basis for diagnosis is laboratory methods.
Weronika Grąźlewska   +1 more
doaj   +1 more source

HeteroBlock® reduced the immunoreactivity in the ANGPTL4 ELISA indicating false positive reactions in sera and chromatography fractions.

open access: yes, 2017
HeteroBlock® reduced the immunoreactivity in the ANGPTL4 ELISA indicating false positive reactions in sera and chromatography fractions.
Elena Makoveichuk (3687856)   +4 more
core   +1 more source

Diagnostics of cutaneous adverse drug reactions: evaluation of patch tests, lymphocyte transformation tests, and drug provocation tests

open access: yesJournal of Cutaneous Immunology and Allergy
BackgroundPatch tests (PT) and/or lymphocyte transformation tests (LTT) are typically performed, when diagnosed with cutaneous adverse drug reactions (CADR). However, their positivity rates can vary depending on the rash type.
Tomomu Ishikawa   +5 more
doaj   +1 more source

Avaliação do teste do anel em leite na vigilância epidemiológica da brucelose bovina em rebanhos e em laticínios Evaluation of the ring test in an epidemiological surveillance of bovine brucellosis in herds and dairies

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2007
Analisaram-se 464 amostras individuais de leite e 54 amostras de leite de latões, oriundos de leite dos mesmos animais, por meio do teste do anel do leite (TAL) visando à sua aplicação no diagnóstico individual e de rebanhos da brucelose bovina.
F.F. Silva Júnior   +3 more
doaj   +1 more source

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