PureTech turns 200-year-old dis­cov­ery in­to a new ap­proach to Alzheimer's, while cling­ing to con­tro­ver­sial amy­loid hy­poth­e­sis

Be­fore MRIs or CT scans, 18th-cen­tu­ry anatomist Pao­lo Mascagni in­ject­ed his ca­dav­ers with mer­cury. Ever mo­bile, the mer­cury coursed through their veins like blood, il­lu­mi­nat­ing …

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