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Author

Y. Ostapchuk

2 papers indexed here

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Open access Oct 2026

Evaluation of the immunobiological properties of the attenuated strain CP-65 K for the development of a cowpox vaccine.

This study evaluated the suitability and immunobiological characteristics of the attenuated strain CP-65 K for the development of a cowpox vaccine. The attenuated strain CP-65 K was non-reactogenic in both laboratory and target animals and demonstrated higher immunogenicity than vaccinia virus (VACV) strains RIBSP-B an...

D. Muzarap, Anar Dzhaldybayeva, M. Mambetaliyev et al. · 0 citations
Review Open access Sep 2026

Avian leukosis and reticuloendotheliosis viruses: biology, epidemiological risks, and the need for molecular surveillance in Kazakhstan

Background and Aim. Avian leukosis virus (ALV) and reticuloendotheliosis virus (REV) induce severeimmunosuppression and neoplastic processes, increasing susceptibility to concurrent infections and causing substantial hidden economic losses. Despite active viral circulation in neighboring countries (e.g., China, Russia)...

L. Musralina, K. Ivanova, Y. Ostapchuk et al. · 0 citations

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