http://www.ncbi.nlm.nih.gov/pubm ... roduct-free+medium+(APEL)+for+human+embryonic+stem+cell+differentiation+as+spin+embryoid+bodies1 ^3 G4 S) [+ \9 A' W! S* h5 Y
杂志:Nat Protoc. 2008;3(5):768-76. doi: 10.1038/nprot.2008.42. 5 t8 x e' ] p# U7 R9 [) F1 {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.