Many personalized cancer treatments aim to block out-of-control signals that fuel tumor growth. Targeting the PI3K pathway, which drives the growth of many cancers including #breastcancer, has been a challenging goal for researchers. Anwesha Dey, Senior Director & Scientist in Discovery Oncology at Genentech, uses everyday objects to explain how discoveries are enabling a new scientific advancement which not only blocks mutated signals, but also destroys the mutated proteins. | Genentech