Tiny microspheres release drugs slowly. Raloff, J. 1997. New glucose test on the way for diabetes . Smaglik, P. 1997. Swapping insulin syringes for tiny beads .
Gels can give drugs a timely release.
Japan Sung Wan Kim University of Utah Department of Pharmaceutics and Pharmaceutical Chemistry 301 Skaggs Hall Salt Lake City, UT 84112 From Science News , Vol. Copyright 1998 by Science Service.