Fractionation of Procyanidins from Granny Smith Apples According to Degree of Polymerization and Preparation of Pure Procyanidin Oligomers
XIAO Jun-song1，CAO Yan-ping1，GONG Yu-shi2，XIE Bi-jun2,*
FOOD SCIENCE . 2009, (17): 113 -119 .  DOI: 10.7506/spkx1002-6630-200917026