Serotonin, a mediator of inflammation in our body, is secreted /released by:: (A) Leukocytes, (B) Endothelial cell, (C) Mast cell, (D) Platelet
Answer is D. Answer- D. PlateletSerotonin :It is found in the intestinal mucosa, brain tissue & platelets.Release of serotonin (and histamine) from platelets is stimulated when platelets aggregate after contact with collagen, thrombin, adenosine diphosphate (ADP), and antigen-antibody complexes.