http://www.ncbi.nlm.nih.gov/pubm ... roduct-free+medium+(APEL)+for+human+embryonic+stem+cell+differentiation+as+spin+embryoid+bodies& E n* _, z' i
杂志:Nat Protoc. 2008;3(5):768-76. doi: 10.1038/nprot.2008.42. * U6 k" b4 H9 x1 I题目:A protocol describing the use of a recombinant protein-based, animal product-free medium (APEL) for human embryonic stem cell differentiation as spin embryoid bodies.