human brain so there you go. these freezers old the key to unlocking the cause of multiple sclerosis and contain what could be soon the largest collection of brain tissue donated by patients. patients like leslie cane who plans to donate. there is an incident that someone in one year, a student who learns something from the patron you donate or someone ten years from now who donates something from your gift. these are sam pl of normal versus infected ms brain tissues. 350 so far and studying each gives the researcher the best find for a cure. there s so subs there s no substitution for the human brain. the mri scans show the difference between a normal scan and one with the arrows.