Abstract
Summary
In both bovine kidney and HeLa cultures, extensive focal nuclear degeneration followed inoculation with a HeLa-adapted IBR virus strain. The pattern of nuclear and cytoplasmic degeneration was similar for the native host (PBK) and the HeLa cell. In cells of both types, nuclear inclusions were Feulgen-negative, and morphologic nuclear changes were accompanied by a reduction of DNA.
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