GHENT, BELGIUM--(Marketwire - December 17, 2007) - Ablynx [Euronext Brussels: ABLX], a pioneer in the discovery and development of Nanobodies®, a novel class of antibody-derived therapeutic proteins, today reported the final, positive results from a Phase I study of its lead development programme, ALX-0081. The results of the double-blind, placebo controlled study in 40 healthy male volunteers show that ALX-0081, an anti-thrombotic therapeutic, was safe and well tolerated at all doses tested, with no dose limiting toxicities or serious adverse events.