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 . Disease-modifying therapies create the possibility of newly diagnosed patients never having to experience full-blown disease . 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 , 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 .