Islam, Md. Shahidul; Bhuiyan, Mohammed P. I.; Islam, Md. Nurul; Nsiama, Tienabe Kipassa; Oishi, Naoto; Kato, Tamaki; Nishino, Norikazu; Ito, Akihiro; Yoshida, Minoru Amino Acids, 2012, vol. 42, # 6 p. 2103 - 2110 doi: 10.1007/s00726-011-0947-6