Larissa A Balabanova et al.
Marine biotechnology (New York, N.Y.), 14(1), 87-95 (2011-06-08)
An extracellular nuclease was purified 165-fold with a specific activity of 41,250 U/mg poly(U) by chromatography with modified chitosan from the culture of marine fungus Penicillium melinii isolated from colonial ascidium collected near Shikotan Island, Sea of Okhotsk, at a