derivatised hatching factor has been analysed by gc-ms and identified as 10,11,12-trihydroxy-5,8,14,12-eicosatetraenoic acid , a novel eicosanoid probably formed from endogenous eicosapentaenoic acid ( 20:5w3 ) .
C0013725
eicosanoid
C0000545
eicosapentaenoic acid