Breast Cancer Many researchers have chosen to focus on breast cancer cells in hopes that cannabis would diminish the tumors. Breast cancer also happens to be the second leading cause of death in women. It’s responsible for around 30% of new cancer diagnoses each year. Finding a cure for tumor growth would be a tremendous step in saving lives. A study conducted in 2018 evaluated the cancer cells of triple negative breast cancer, the most aggressive type. By creating a combined treatment of CB2 receptors and a translocator protein, the triple negative cancer cells were inhibited and failed to grow . Marijuana For Cancer Treatment . In another study from 2009, researchers found that CB1 and CB2 receptors helped slow tumor growth of breast cancer . These receptors have such a strong influence because they are found in 72% of breast tumor tissue. Cannabinoids can also mitigate tumor spreading; this happens b...