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.
Also called Pogonomyrmex maricopa, it is one of the most common species of harvester ant species found in Arizona, and is considered the most venomous insect in the world. The Maricopa harvester ant is best known for the toxicity of its venom.