title: Current status of research using human embryonic stem cells.
authors.affiliation: Academic Unit of Reproductive and Developmental Medicine, University of Sheffield, Room 5, Level 4 Jessop Wing, Tree Root Walk, Sheffield S10 2SF, United Kingdom. w.ledger@sheffield.ac.uk
authors.forename: William L
authors.initials: WL
authors.lastname: Ledger
mesh_terms: D033041:Embryo Research; D053595:Embryonic Stem Cells; D006801:Humans; D033581:Stem Cell Transplantation; D006113:United Kingdom