Luis R. Lopez

LUIS R. LOPEZ, MD, has served as the Chief Executive Officer and
Chairman of the Board of Directors of the company and of the company’s
operating subsidiary since it was founded in July 1990. From 1987 to
1990, Dr. Lopez was Vice President of Clinical Affairs at BioStar
Medical Products, Inc., a Boulder, Colorado diagnostic firm. From 1986
to 1987, he served as a Research Associate with the Rheumatology
Division of the University of Colorado Health Sciences Center, Denver,
Colorado. From 1980 to 1986, he was Professor of Immunology at Cayetano
Heredia University School of Medicine in Lima, Peru, during which time
he also maintained a medical practice with the Allergy and Clinical
Immunology group at Clinica Ricardo Palma in Lima. From 1978 to 1980,
Dr. Lopez held a fellowship in Clinical Immunology at the University of
Colorado Health Sciences Center. He received his MD degree in 1974 from
Cayetano Heredia University School of Medicine in Lima, Peru. He is a
clinical member of the American College of Rheumatology, and a former
corresponding member of the American Academy of Allergy, Asthma and
Immunology. Dr. Lopez is licensed to practice medicine in Colorado, and
is widely published in the areas of immunology and autoimmune disease.
He served, for over four years (1996-2000) on the Board of Directors of
DDx, Inc., a Denver, Colorado privately held biotechnology firm.