Serotonin, a mediator of inflammation in our body, is secreted /released by:
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.
Leukocytes
Endothelial cell
Mast cell
Platelet