Peptimmune Presentations at Upcom...( CAMBRIDGE Mass. Oct. 28 /- Peptim...)

CAMBRIDGE, Mass., Oct. 28 /PRNewswire/ -- Peptimmune, Inc., a privately held biotechnology company, announced today that President & CEO Thomas P. Mathers will provide an update on the Company's current phase Ib clinical trial for PI-2301 in multiple sclerosis patients at the three upcoming events:

1. BIO Investor Forum 2008. The presentation will take place on Wednesday,

October 29th, at 3:15 p.m. in the Pacific Room at the Palace Hotel in

San Francisco.

2. Oppenheimer 19th Annual Healthcare Conference. The presentation will

take place on Tuesday, November 4th, at 10:40 a.m. in the Louis XVI

Room at the Waldorf-Astoria Hotel in New York City.

3. Rodman & Renshaw 10th Annual Healthcare Conference. The presentation

will take place on Wednesday, November 12th, at 2:25 p.m. in the Adams

Room at the New York Palace Hotel in New York City.

PI-2301 is currently in a Phase Ib multiple-ascending dose, double-blind, placebo-controlled randomized study in subjects with multiple sclerosis. Following establishment of safety at potentially therapeutic doses and proof of pharmacologic mechanism, the Company plans to initiate its Phase II study in relapsing remitting multiple sclerosis patients in early 2009.

PI-2301 is a second-generation peptide copolymer from a similar compound class as Copaxone(R) (Teva Pharmaceuticals). PI-2301 has been designed to be more efficacious and more convenient (weekly versus daily dosing) than Copaxone for the treatment of multiple sclerosis. PI-2301 works through immune modulation by enhancing the regulatory response of the immune system and thereby controlling the pathogenic autoimmune response observed in some diseases. In a Phase I single ascending dose, double blind placebo controlled randomized study, all doses of PI-2301 were safe and well tolerated, and no serious adverse events were observed. Pharmacodynamic assays demonstrated evidence of
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