Results 1 to 10 of about 642,758 (265)

Immunohistochemical testing of GISTs using CD117 markers: the UK NEQAS ICC & ISH external quality assessment data show significant differences in the performance of methods in regular use [PDF]

British Journal of Biomedical Science
BackgroundCD117 (c-KIT) is a tyrosine kinase receptor protein, mutations in which are important in the tumourigenesis of gastrointestinal stromal tumour (GIST).
Andrew Dodson, Suzanne Parry
doaj   +2 more sources

External quality assessment schemes in bacteriology support public health in Germany—results from 2006 to 2023 [PDF]

Frontiers in Molecular Biosciences
External Quality Assessment schemes (EQAS) are mandatory to ensure quality standards in diagnostic methods and achieve laboratory accreditation. As host institution for two German culture-based bacteriology EQAS (RV-A and RV-B), we investigated the ...
Marc Lindenberg, Sabine Waldmann, Sebastian Suerbaum, Sebastian Suerbaum, Sebastian Suerbaum, Dirk Schlüter, Dirk Schlüter, Dirk Schlüter, Stefan Ziesing, Stefan Ziesing   +9 more
doaj   +2 more sources

Development of a novel pseudovirus-based quality control material for HIV-1 nucleic acid testing and its application in external quality assessment [PDF]

Microbiology Spectrum
With the widespread application of HIV-1 nucleic acid testing (NAT) in China, particularly in the diagnosis of HIV-1 infection, ensuring the accuracy of NAT results through quality control has become critically important.
Di Han, Xin Zhang, Mingzhu Niu, Pinliang Pan, Wenge Xing, JingDong Song, Cong Jin   +6 more
doaj   +2 more sources

Longitudinal evaluation of external quality assessment results for CA 15-3, CA 19-9, and CA 125 [PDF]

Frontiers in Molecular Biosciences
BackgroundTumor markers are established laboratory tools that help to diagnose, estimate prognosis, and monitor the course of cancer. For meaningful decision-making in patient care, it is essential that methods and analytical platforms demonstrate high ...
Marcel Kremser, Nathalie Weiss, Anne Kaufmann-Stoeck, Laura Vierbaum, Arthur Schmitz, Ingo Schellenberg, Ingo Schellenberg, Stefan Holdenrieder, Stefan Holdenrieder   +8 more
doaj   +2 more sources

Fire Safety in High-Rise Buildings: Is the Stay-Put Tactic a Misjudgement or Magnificent Strategy?

Buildings, 2021
Historically, fire incidents in high-rise buildings reveal that Fire and Rescue Services frequently rely on the stay-put tactic (i.e., occupants of high-rise buildings should remain in their apartments) during an inferno.
Andrew Oyen Arewa, Abdullahi Ahmed, David J. Edwards, Chizaram Nwankwo   +3 more
doaj   +1 more source

First Serbian external quality assessment to detect Trichinella larvae in meat by the Magnetic Stirrer Method [PDF]

Veterinarski Glasnik, 2019
Introduction. Inter-laboratory comparative testing must be conducted under the direction of the National Reference Laboratory for Trichinella in each Member State of the EU with the aim to ensure the quality of the approved digestion method and to ...
Vasilev Saša, Ilić Nataša, Sofronić-Milosavljević Ljiljana   +2 more
doaj   +1 more source

External quality assessment demonstrates that PD‐L1 22C3 and SP263 assays are systematically different

The Journal of Pathology: Clinical Research, 2020
PD‐L1 inhibitors are part of first line treatment options for patients with advanced non‐small cell lung cancer. PD‐L1 immunohistochemistry (IHC) assays act as either a companion or a complementary diagnostic. The purpose of this study is to describe the
Andrew Dodson, Suzanne Parry, Birgit Lissenberg‐Witte, Alex Haragan, David Allen, Anthony O'Grady, Emma McClean, Jamie Hughes, Keith Miller, Erik Thunnissen   +9 more
doaj   +1 more source

Performance of Mali's biosafety level 3 laboratory in the external quality assessment in preparedness of laboratory accreditation and support to clinical trials

International Journal of Mycobacteriology, 2020
Background: The external quality assessment (EQA) or external quality control is an evaluation conducted by a certified external organization to inquire about the quality of the results provided by a laboratory.
N Coulibaly, B Kone, M Sanogo, A C G Togo, B Diarra, Y S Sarro, A B Cisse, O Kodio, G Coulibaly, M Kone, B Baya, M Maiga, D Dabitao, M Belson, S Dao, S Diallo, M Diakite, A H Babana, S Doumbia   +18 more
doaj   +1 more source

Evaluation of the effectiveness of hip and knee implant models used in Catalonia: a protocol for a prospective registry-based study

Journal of Orthopaedic Surgery and Research, 2019
Background Monitoring results regarding the effectiveness of knee and hip arthroplasties may be useful at the clinical, economic and patient level and help reduce the number of prosthesis revisions.
Jorge Arias-de la Torre, Laia Domingo, Olga Martínez, Laura Muñoz, Noemí Robles, Elisa Puigdomenech, Miquel Pons-Cabrafiga, Francesc Pallisó, Xavier Mora, Mireia Espallargues   +9 more
doaj   +1 more source

Serum 1,3-ßD-Glucan assay in the diagnosis of invasive fungal disease in neonates

Pediatric Reports, 2011
Invasive fungal disease is a significant cause of morbidity and mortality in the neonate. The current study aims to assess the 1, 3-ßD-Glucan (BG) assay in a prospective analysis in neonates with suspected fungaemia.
Cheryl Anne Mackay, Daynia Elizabeth Ballot, Olga Perovic   +2 more
doaj   +1 more source