Results 1 to 10 of about 4,450 (175)

First Results of an External Quality Assessment (EQA) Scheme for Molecular, Serological and Antigenic Diagnostic Test for SARS-CoV-2 Detection in Lombardy Region (Northern Italy), 2020–2022

open access: yesDiagnostics, 2022
For diagnosing SARS-CoV-2 infection and for monitoring its spread, the implementation of external quality assessment (EQA) schemes is mandatory to assess and ensure a standard quality according to national and international guidelines.
Elena Pariani   +2 more
exaly   +3 more sources

External Quality Assessment of Molecular Testing for HLA-B*58:01 Allele in Shanghai [PDF]

open access: yesDiagnostics
Background/Objectives: Allopurinol, a first-line drug for gout and hyperuricemia, carries a risk of severe cutaneous adverse reactions (SCARs). Studies have established a strong association between HLA-B*58:01 and this adverse reaction.
Jing Quan   +4 more
doaj   +2 more sources

Quality of tuberculosis diagnostic laboratories in Ethiopia assessed through External Quality Assessment components: a systematic review [PDF]

open access: yesBMC Infectious Diseases
Background Reliable tuberculosis (TB) diagnosis is central to TB control programs, particularly in high-burden countries such as Ethiopia. External Quality Assessment (EQA) is a core component of laboratory quality assurance, encompassing blinded ...
Bewket Mesganaw   +2 more
doaj   +2 more sources

Using native human sera to assess the suitability of external quality assessment materials based on testosterone, progesterone, and 17β-estradiol measurements [PDF]

open access: yesFrontiers in Molecular Biosciences
IntroductionThe commonly processed nature of the control materials used in the external quality assessment (EQA) of medical laboratories requires that their suitability is evaluated against native patient samples to ensure valid evaluation of EQA results
Laura Vierbaum   +10 more
doaj   +2 more sources

Strengthening the interpretation of longitudinal EQA data through the sporadic inclusion of native human sera in general clinical chemistry [PDF]

open access: yesFrontiers in Molecular Biosciences
IntroductionComparative external quality assessment (EQA) surveys using native human sera alongside routinely distributed processed EQA materials (EQAMs) provide valuable information on measurement procedure (MP) trueness and the status of ...
Laura Vierbaum   +7 more
doaj   +2 more sources

Survival Analysis to Predict How Color Influences the Shelf Life of Strawberry Leather

open access: yesFoods, 2022
Color change of fruit-based products during storage is an important quality parameter to determine their shelf life. In this study, a combination of relative humidity (RH) and illumination was evaluated on the stability of strawberry leathers.
Raquel da Silva Simão   +5 more
doaj   +1 more source

Comparability of thyroid-stimulating hormone immunoassays using fresh frozen human sera and external quality assessment data.

open access: yesPLoS ONE, 2021
BackgroundThis study aimed to assess the comparability among assays using freshly frozen human sera and external quality assessment (EQA) data in China.MethodsTwenty-nine serum samples and two commercial EQA materials, obtained from the National Center ...
Shunli Zhang   +16 more
doaj   +1 more source

Development of dried tube specimens for Xpert MTB/RIF proficiency testing

open access: yesAfrican Journal of Laboratory Medicine, 2020
Background: Proficiency testing (PT) is part of a comprehensive quality assurance programme, which is critical to ensuring patients receive accurate and reliable diagnostic testing.
Kyle DeGruy   +5 more
doaj   +1 more source

Commutability of possible external quality assessment materials for cardiac troponin measurement. [PDF]

open access: yesPLoS ONE, 2014
The measurement of cardiac troponin is crucial in the diagnosis of myocardial infarction. The performance of troponin measurement is most conveniently monitored by external quality assessment (EQA) programs.
Shunli Zhang   +8 more
doaj   +1 more source

The Production of High-Added-Value Bioproducts from Non-Conventional Biomasses: An Overview

open access: yesBiomass, 2023
In recent decades, biomasses from different industrial segments have created new interesting perspectives, including sustainable development. Moreover, reusing waste, such as biomass, also impacts the economy, i.e., the circular economy.
Alcilene Rodrigues Monteiro   +3 more
doaj   +1 more source

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