http://www.ncbi.nlm.nih.gov/pubmed/22401276( X; w: h" h8 D! O: w- w. [' @
Reprod Fertil Dev. 2012 Mar;24(3):443-50. " [" Q, _# R, A% LGlucose and glycine synergistically enhance the in vitro development of porcine blastocysts in a chemically defined medium.( s1 _% D# L' d