![]() Image Number D704-1 |
Chemists LinShu Liu (left) and David Coffin examine a microsphere made from pectin and zein. It is used as a controlled drug-delivery system.
Photo by Peggy Greb.
![]() Image Number D704-1 |
Chemists LinShu Liu (left) and David Coffin examine a microsphere made from pectin and zein. It is used as a controlled drug-delivery system.
Photo by Peggy Greb.