title: Threonine appears to be essential for proliferation of human as well as mouse embryonic stem cells.
authors.affiliation: Department of Biochemistry, Midwestern University Downers Grove, IL, USA.
authors.forename: Lon J
authors.initials: LJ
authors.lastname: Van Winkle
authors.affiliation: Developmental Biology Program, Department of Pathology, Lurie Children's Research Center, Feinberg School of Medicine, Northwestern University Chicago, IL, USA.
authors.forename: Vasil
authors.initials: V
authors.lastname: Galat
authors.affiliation: Developmental Biology Program, Department of Pediatrics, Lurie Children's Research Center, Feinberg School of Medicine, Northwestern University Chicago, IL, USA.
authors.forename: Philip M
authors.initials: PM
authors.lastname: Iannaccone
keywords: amino acid transport systems; cell proliferation; embryonic stem cells; humans; threonine