The spot gold price refers to the price of gold for immediate delivery. In other words, when you buy gold you pay the spot price at that moment, plus fees. Skip to content
The mononuclear phagocyte system constitutes macrophage cells spread throughout the human body. The macrophages are long-lived cells that provide a major defense system against hostile elements through phagocytosis and subsequent intracellular destruction of the particle or cell.
When a monoclonal antibody attaches to a cancer cell, it can: Make the cancer cell more visible to the immune system. The immune system attacks foreign invaders in your body, but it doesn't always recognize cancer cells as enemies.etuximab (Erbitux), a monoclonal antibody approved to treat colon cancer and head and neck cancers, attaches to receptors on cancer cells that accept a certain growth signal (epidermal growth factor).