Purification of Gamma-Aminobutyric Acid from the Supernatant after S. salivarius subsp. thermophilus Y-2 Transformation Reaction
YANG Sheng-yuan，LU Zhao-xin，BIE Xiao-mei，LU Feng-xia
FOOD SCIENCE . 2011, (2): 244 -247 .  DOI: 10.7506/spkx1002-6630-201102057