START: March 5, 1996 STOP: April 5, 1996 PUBLIC SERVICE ANNOUNCEMENT Volunteers age 18 to 30 or 55 and older are needed for a study on growth hormone being conducted at the University of Virginia medical school. Participants, who will be paid $350 upon completion of the study, should not be taking any medications and cannot be smokers or heavy drinkers. U.Va. researchers will study the effect of arginine, a naturally-occurring amino acid, and fasting on the secretion of growth hormone. For more information, call 924-1208. ### February 29, 1996