Platelets can be processed to extract a wound - healing factor. And other medicines are coming along that involve (at least initially) extracts from blood components.
अलीकडे अनेक अशी औषधे येऊ लागली आहेत जी (निदान सुरवातीला) रक्‍ताच्या घटकांपासून वेगळे केलेल्या पदार्थांपासून तयार केली जातात.