Mussel-Inspired Spray Cuts Immune Rejection in Transplants

The bottle looks ordinary enough. Press the nozzle, and a fine mist settles over a glistening organ surface, disappearing almost instantly into the wet tissue. What it leaves behind, invisible to the naked eye, is perhaps the most clinically useful thing: a coat of microscopic drug-loaded beads that grip the tissue like a mussel grips wet rock, and release their payload slowly, over weeks, directly where the immune system is most likely to attack. The idea that organ transplantation still runs..