Goodlad, R A Colonic cell proliferation and growth fraction in young, adult and old rats. [electronic resource] - Virchows Archiv. B, Cell pathology including molecular pathology 1992 - 415-7 p. digital Publication Type: Journal Article ISSN: 0340-6075 Standard No.: 10.1007/BF02890445 doi Subjects--Topical Terms: AgingAnimalsCell DivisionColon--cytologyMaleRatsRats, Inbred StrainsThymidine--metabolism