Neoprobe Corporation (NYSE AMEX: NEOP), a diversified developer of innovative diagnostic products, announced today that Thomas Tulip, Ph.D., has joined the company as Executive Vice President and Chief Business Officer. Dr. Tulip has spent more than 25 years in the development and commercialization of radiopharmaceuticals and imaging agents, with a track record of success in R&D, business development, brand and alliance management as well as international business.