#autacoid__autocoid  any physiologically active internal secretion especially one of uncertain classification
  supertype:  secretion  a functionally specialized substance (especially one that is not a waste) released from a gland or cell
  subtype:  prostaglandin  potent hormone-like substance found in many bodily tissues (and especially in semen); produced in response to trauma and may affect blood pressure and metabolism and smooth muscle activity

No statement uses or specializes autacoid; click here to add one.