Indeed , this viral protein , which is essential for productive infection , has also been shown to display growth-stimulating properties and immunomodulatory activities .
indeed , this viral protein , which is essential for productive infection , has also been shown to display growth-stimulating properties and immunomodulatory activities .
O O O B-protein_family_or_group I-protein_family_or_group O O O O O O O O O O O O O O O O O O O O