EDELRIS Announces Collaboration With MERCK SERONO in Fragment Based Drug Discovery

LYON, France, September 30, 2010 - EDELRIS announced today that they have signed collaboration
with Merck Serono, a division of Merck KGaA, Darmstadt, Germany, aiming at
the delivery of innovative and exclusive chemical entities for Fragment-Based
Drug Discovery (FBDD).

"We are pleased to be collaborating again with Merck Serono on
cutting-edge discovery technologies," said Dr. Jean-Yves Ortholand, CEO of
Edelris. "Edelris has acquired a unique expertise in the synthesis of
biorelevant innovative fragments maximizing 3D-diversity. Our platform has
been developed to explore targeted or diversified spaces aiming at providing
fragments with high potential for molecular interactions" added Dr. Didier
Roche, VP Strategy and Innovation at Edelris.

Fragment based drug discovery has emerged as a powerful
approach in identifying new hit-structures over the past years and Edelris
significantly contributes to this innovative field through its non-exclusive
and exclusive offers.

About Edelris:

EDELRIS is a MedChem-oriented Research & Service based
company, dedicated to the design and production of innovative,
therapeutically relevant, natural-mimetic screening compounds. Aiming at the
acceleration of the hit/lead discovery process in pharmaceutical and biotech
research organizations, EDELRIS uses its track-proven chemistry and drug
discovery expertise to provide novelty to its customers with exclusive or
non-exclusive small molecules and with efficient hit/lead optimization
capabilities.

Several customers from pharmaceutical and biotechnology
companies worldwide have already recognized the value and specificity of
Edelris offer, accessing either its experienced MedChem services or its
innovative natural-mimetic Keymical Collections(tm) and Smart Fragment
structures for FBDD.

    Contact: Jean-Yves Ortholand
    Phone: +33(0)4-37-56-19-01
    Email: jean-yves.ortholand@edelris.com
    Web: www.edelris.com

Contact: Jean-Yves Ortholand, Phone: +33(0)4-37-56-19-01, Email: jean-yves.ortholand at edelris.com