MERCK SERONO S.A.; XIAO, Yufang; CHEN, Xiaoling; KARRA, Srinivasa R.; HUCK, Bayard R.; SUTTON, Amanda E.; GOUTOPOULOS, Andreas Patent: WO2010/2779 A2, 2010 ; Location in patent: Page/Page column 43 ; WO 2010/002779 A2