Finding Authentic Video Pronunciations...
Scanning thousands of native English clips with synchronized subtitles and exact timestamps.
Pronunciation Guide
Loading video player...
Listen to native speakers pronounce “nigra” in real conversational contexts with synchronized timestamps and subtitles.
that there's really a selective loss of a very specific population of cells in the brain that produce dopamine in the substantianigra. And at the time of diagnosis, it's believed that already 80% or so of those cells have degenerated, before the symptoms start.So as a naive graduate student, I thought, well, it wouldn't be so hard to just save 10% of these cells and then we'd have cured Parkinson's.