the small `` '' commitment pulse '' '' of ecdysteroids commits tissues to pupal development , whereas the sustained `` '' prepupal peak '' '' causes the new pupa to be formed ( riddiford , l. m. ( 1980 ) in progress in ecdysone research , j.a . hoffmann , ed. , pp . 409-430 , elsevier/north-holland biomedical press , amsterdam ) .
C0058915
f ecdysteroi
C0013494
in ecdy