Camp, James P Induction of zone-like liver function gradients in HepG2 cells by varying culture medium height. [electronic resource] - Biotechnology progress - 1485-91 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 8756-7938 Standard No.: 10.1021/bp070308v doi Subjects--Topical Terms: Cell Culture Techniques--methodsCell Line, TumorCell SurvivalCulture MediaCytochrome P-450 Enzyme System--metabolismGlucose--metabolismHumansLiver--physiology