LAKE OSWEGO, Ore.--(BUSINESS WIRE)--Calypte Biomedical Corporation (OTCBB: CBMC), a manufacturer of medical diagnostic tests for the rapid detection of antibodies to the human immunodeficiency virus (HIV), announced today that J. Daniel Clark has been appointed Vice President Sales and Marketing. Mr. Clark’s background includes over 35 years in general management and sales and marketing in the health care industry, with an emphasis on technology licensing and international distribution. For the past seven years Mr. Clark has been a consultant to the medical device industry with an international focus, including recent assignments in China.