ATL/TV1102 Trial Results Presented at World Congress on Treatment and Research in Multiple...( - Conference call webcast Monday 5...),Health

- Conference call webcast Monday, 5:00 p.m. EDT and Tuesday, 7:00 a.m. Australian EST at http://www.antisense.com.au and http://www.isispharm.com

MELBOURNE, Australia and CARLSBAD, Calif., Sept. 22 /PRNewswire-FirstCall/ -- Antisense Therapeutics Ltd. (ASX: ANP) and Isis Pharmaceuticals, Inc. (Nasdaq: ISIS) are pleased to advise that the results from the ATL/TV1102 Phase IIa clinical trial in patients with multiple sclerosis (MS) were presented Saturday at the World Congress on Treatment and Research in Multiple Sclerosis in Montreal, Canada by the Principal Investigator for the trial, Volker Limmroth, M.D., Ph.D., Chairman of the Department of Neurology, Cologne City Hospitals, Germany.

As previously reported, ATL/TV1102 significantly reduced disease activity in patients with Relapsing Remitting Multiple Sclerosis (RRMS) in a randomized, double-blind, placebo-controlled Phase II study designed to obtain evidence of ATL/TV1102's effectiveness in reducing MS-related brain lesions as detected by magnetic resonance images (MRI). The study met its primary endpoint showing a significant reduction by 54.4% (p=0.01) in cumulative number of new active lesions in the ATL/TV1102 treated patients compared to placebo. Further details on the study design and outcomes are provided in the conference abstract which follows this document.

Dr. Limmroth said, "As VLA-4 is a clinically validated target in MS, there is high interest in the potential application of treatment modalities directed against this target. In our study we were able to demonstrate, for the first time, that a second-generation antisense drug designed to speci
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