In the 1966 science fiction movie Fantastic Voyage, researchers miniaturize a delivery mechanism and inject it into a human body. In a modern day sequel, Harvard Medical School researchers have used injectable self-assembling peptide nanofibers loaded with the pro-survival factor PDGF-BB to protect rat hearts from injury and subsequent heart failure.
Their study will appear in the January 2006 issue of the Journal of Clinical Investigation. From the study:
(This Science Fiction in the News story used with permission from Technovelgy.com