Assessment of the reliability of serological monitoring results based on biobank materials

Autor: A. V. Nozdracheva, T. A. Semenenko
Jazyk: ruština
Rok vydání: 2023
Předmět:
Zdroj: Кардиоваскулярная терапия и профилактика, Vol 22, Iss 11 (2023)
Druh dokumentu: article
ISSN: 1728-8800
2619-0125
DOI: 10.15829/1728-8800-2023-3709
Popis: Aim. To evaluate the safety of immunoglobulins (Ig) of different classes (IgA, IgM, IgG, IgE) under conditions of long-term low-temperature storage of blood serum samples.Material and methods. The work used samples of blood serum from the collection of the Department of Epidemiology, examined by enzyme immunoassay for antibodies of classes IgA, IgM, IgG, IgE twice as follows: immediately upon receipt in the laboratory and after storage at a temperature of -70о C for 8 years.Results. After the storage of seropositive sera, the level of IgA antibodies did not change significantly (p=0,7). For the remaining classes of immunoglobulins (IgM, IgG, IgE), a small (not >15%) but significant decrease (p
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