'Your immune system sends these out to attack foreign substances; cyclosporine blocks them'
T-cells
T FOR ONE?: Your immune system sends these out to attack foreign substances; cyclosporine blocks them
Your immune system sends these out to attack foreign substances; cyclosporine blocks them
Your immune system sends these out to attack foreign substances; cyclosporine blocks them
"T" FOR ONE?
T-cells
"T" FOR ONE?