John also faced scientific setbacks, and huge difficulties raising money.
We see unexpected scientific setbacks ("It's mutated!") and slow steps to ultimate control.
Advocates for legalizing marijuana for medicinal purposes are starting to suffer some scientific setbacks.
"It comes back to this underlying fear in the scientific community of setbacks.
Despite the setbacks, scientific advances in understanding the genetic underpinnings of autism have accelerated, leaving the door open for new drug discoveries, said Robert H. Ring, vice president of translational research at Autism Speaks, a patient advocacy group.
A series of financial, scientific, and regulatory setbacks have driven companies out of the field, and many of the investors who could help get new drug candidates to the clinic are skeptical that such drugs can be profitable.
More scientific advances and setbacks.
More than perhaps anyplace else, the Valley's investors and technologists tend to view failure with a certain scientific objectivity, as if setbacks are heuristic tools leading to further research and discovery.
Despite frustrations, obstacles and occasional setbacks, demand for scientific advice continues to grow.
These setbacks groomed the scientific minds around the world to use the biological systems and bio-products as a preferred and effective substitute for the clean and green synthesis of biocompatible nanostructures [10].
