Most new medicinal drugs are still discovered instead of designed Fig 14.3 ethnobotanists directed natural-products chemists to the yellow coating on the rootof the African Bobgunnua tre Indigenous people have known for many generations that this coating has medicinal properties. From extracts of the coating, the chemists isolated a compound that is highly effective in treating fungal infections. This compound, produced by the tree to protect itself from roottot, shows much promise in the treatment of the opportunistic fungal infections that plague those suffering from AIDSMost new medicinal drugs are still discovered instead of designed. Fig 14.3 ethnobotanists directed natural-products chemists to the yellow coating on the root of the African Bobgunnua tree. Indigenous people have known for many generations that this coating has medicinal properties. From extracts of the coating, the chemists isolated a compound that is highly effective in treating fungal infections. This compound, produced by the tree to protect itself from root tot, shows much promise in the treatment of the opportunistic fungal infections that plague those suffering from AIDS