norepinephrine , phenylepinephrine , isoproterenol , acetylcholine , histamine , serotonin , bradykinin , prostaglandin f2a , prostaglandin e2 , indomethacin and ibuprofen were delivered to the immediate vicinity of the initial lymphatic by microinjection or iontophoresis .
C0033554
prostaglandin
C0012472
prostaglandin e2