Despite setbacks by neuroscience companies Cephalon Inc. and Regeneron Pharmaceuticals Inc., the hope that neurotrophic factors will provide relief for millions of sufferers of neurodegenerative diseases, by slowing the progression of the disease, is alive and kicking. Neurotrophic Biosciences hopes to succeed where others have not by taking an approach that will apply combinations of highly specific neurotrophic factors, many of them newly discovered, to the treatment of neurodegenerative diseases.