تصفح حسب المؤلف "Popov, S."

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Studies on some aspects of antiviral activity. 1-influence of propolis on Newcastle disease virus

Hegazi, A. G. [احمد حجازي]; El Berdiny, F.; El Assily, S.; Khashabah, E.; Hassan, N.; Popov, S.... more authors ... less authors ( Qatar University , 1994 , Article)
The effect of popolis on different-Newcastle disease virus (NDV) vaccinal strains as well as virulent virus were studied. It was clear that the addition of propolis to NDV induced a significant reduction of infectivity ...