> Information Center > Technical FAQs > Antibody Technology Column > How are drugs attached to monoclonal antibodies?Monoclonal antibodies are man-made proteins that act like human antibodies in the immune system. There are 4 different ways they can be made and are named based on what they are made of.
· Murine: These are made from mouse proteins and the names of the treatments end in -omab.
· Chimeric: These proteins are a combination of part mouse and part human and the names of the treatments end in -ximab.
· Humanized: These are made from small parts of mouse proteins attached to human proteins and the names of the treatments end in -zumab
· Human: These are fully human proteins and the names of the treatments end in -umab.