Del sits down with Harvard Medical School researcher Dr. Denise Faustman to discuss her groundbreaking work exploring the century-old BCG tuberculosis vaccine as a potential treatment for long-standing Type 1 diabetes. Faustman explains how decades of research led her team to study BCG’s effect on TNF, immune regulation, blood sugar control, and autoimmune disease — and why early human trial data has sparked both excitement and skepticism.

AIRDATE: August 24, 2018