The term cytokine is derived from a combination of two Greek words - cyto meaning cell and kinos meaning movement. Cytokines are cell signalling molecules that aid cell to cell communication in immune responses and stimulate the movement of cells towards sites of inflammation, infection and trauma.
Organs that have been successfully transplanted include the heart, kidneys, liver, lungs, pancreas, intestine, and thymus. Some organs, like the brain, cannot be transplanted. Tissues include bones, tendons (both referred to as musculoskeletal grafts), corneae, skin, heart valves, nerves and veins.
Some people who need. organ transplants cannot get them. because of a shortage of donations. The national waiting list for organ. transplants grows longer every day. Thousands die each year while waiting. for a transplant of a vital organ, such. as a kidney, heart, or liver. How are organs and tissues for.