2011b-279 2011k-252 2013d-789 2014d-705 2015a-924 adultstemcells amnioticfluid amnioticliquid biobanks bioethicalissues biologicalspecimenbanks biologicalspecimens california cell-andtissue-basedtherapy cellculture celldifferentiation cellengineering cellmetabolism cells clinicalmedicine clinicalprotocols collectionandpreservation congresses cryopreservation cultured cytologicaltechniques cytology diseases embryonicstemcells ethics evidence-basedmedicine federalaidtomedicalresearch finance financing fitness general government governmentpolicy health hematopoieticstemcells hematopoieticstemcelltransplantation internalmedicine leukemia medical mesenchymalstemcells metabolism methods microtechnology moralandethicalaspects nanotechnology physiology placenta preservation reasoning regenerativemedicine research researchsupportastopic socialaspects stemcellresearch stemcells stemcelltransplantation therapy tissueengineering toxicology transplantation umbilicalcord unitedstates