Article - 04/02/2020 Medicine from the blue blood of marine snails A “living pharmacy” crawls on the ocean floor off the coastline that stretches from Southern California to Mexico: biosyn Arzneimittel GmbH, a pharmaceutical company based in the city of Fellbach in southern Germany, produces a drug to treat bladder cancer, using the haemolymph, a vertebrate fluid equivalent to blood, of Megathura crenulata, commonly known as a giant keyhole limpet.https://www.gesundheitsindustrie-bw.de/en/article/news/medicine-from-blue-blood-marine-snails