P3R1O1S1T1A1G2L1A1N1D2I1N1S1
18 points
PROSTAGLANDINS is validvalid
PROSTAGLANDIN, [n]
PROSTAGLANDIN, any of a group of chemical substances secreted by various parts of the body into the bloodstream and found to have a wide range of effects on the body processes, e.g. on muscle contraction [n]