Davod Schubert, Salk Institute (IMAGE) Salk Institute Caption Preliminary lab studies by Salk Professor David Schubert suggest that the molecule THC reduces beta amyloid proteins in human neurons. Credit Salk Institute Usage Restrictions with credit and related coverage License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.