AMGEN INC.; ALLEN, Jennifer; HORNE, Daniel B.; HU, Essa; KALLER, Matthew R.; MONENSCHEIN, Holger; NGUYEN, Thomas T.; REICHELT, Andreas; RZASA, Robert M. Patent: WO2011/143495 A1, 2011 ; Location in patent: Page/Page column 84 ; WO 2011/143495 A1