Sunday 17 August 2008

Nuvelo Announces Positive Phase 1b Proof-of-Concept Data With Anticoagulant NU172

�Nuvelo, Inc.
(Nasdaq: NUVO) announced positive results from the Phase 1b
proof-of-concept trial of NU172, demonstrating that the direct thrombin
inhibitor quickly produced and maintained anticoagulation with a rapid
come back toward baseline after the infusion over with a favorable guard
profile.



"NU172 has the potential to address many of the limitations of
currently useable anticoagulants granted the profile we