Michael J . Fox says August brought good news , bad news for research on chronic disease . He says new collaboration helped scientists find biomarker for Alzheimer 's . Later , Congress ruled to stop raising funds for stem cell research , bringing programs to bear . Fox : Parkinson 's Association is moving past politics , advancing stem cell research .
Michael J . Fox says August brought good news , bad news for research on chronic disease . He says new collaboration helped scientists find biomarker for Alzheimer 's . Later , Judge ruled to stop fed funds for stem cell research , bringing programs to halt . Fox : Parkinson 's Foundation backs moving past politics , advancing stem cell research .