Dennis J. Purcell

DENNIS J. PURCELL has been the Senior Managing Director of Perseus-Soros
BioPharmaceutical Fund, LP (PSBF), since February 2000. He is
responsible for the overall management of the partnership. Prior to
PSBF, Mr. Purcell served as Managing Director of Life Sciences
Investment Banking at Chase H&Q (formerly Hambrecht & Quist) for over
five years. While at H&Q, he was directly involved with over 300
completed transactions and supervised over $15 billion of financing and
advisory assignments in the pharmaceutical, biotechnology, and medical
products industries. During his tenure, H&Q was cited by BioWorld and
other industry publications as the leading underwriter of life sciences
securities from 1995 through 2000. Mr. Purcell has also often been cited
as one of the sector’s leaders. He was honored in the ‘Biotech Hall of
Fame’ by Genetic Engineering News in June 1998 and named to the
Biotechnology All-Stars list by Forbes ASAP in May 1999. Prior to
joining H&Q, Mr. Purcell was a Managing Director in the Healthcare Group
at PaineWebber, Inc. He received a BS in Economics and Accounting from
the University of Delaware and an MBA from Harvard Business School. Mr.
Purcell serves as a Director of Auxilium, Inc, Structural
BioInformatics, Inc., and Axcan Pharmaceuticals, Inc.