Chemotherapy for breast cancer. Chemotherapy for breast cancer. Breast cancer chemotherapy is typically used to treat patients with locally advanced or metastatic breast cancer. Neo-adjuvant (or primary systemic) breast cancer chemotherapy: May be used before surgery to reduce the size of large breast tumors and to destroy cancer cells.
Most Poisonous Insect in the World. If you want to know the record holder for the most poisonous insect in the world, then you're in the right place. The Maricopa harvester ant ranks on top.
The most venomous snake, measured by the LD50 test or any type of criteria, is the inland taipan snake of Australia. Image: Inland taipan snake by Wikipedia contributor. The inland taipan (Oxyuranus microlepidotus) possesses the most toxic venom of any snake in the world. But here again, that does not necessarily mean that the inland taipan -- also known as the fiece snake -- is the most dangerous or deadliest snake in the world.