title: Changes in ecdysteroids during embryogenesis of the blue crab, Callinectes sapidus rathbun.
mesh_terms: D000367:Age Factors; D000818:Animals; D003386:Brachyura / Q000196:embryology* / Q000378:metabolism; D004440:Ecdysone / Q000378:metabolism*; D004441:Ecdysterone / Q000378:metabolism*; D011863:Radioimmunoassay
chemical_list: D004440:Ecdysone; D004441:Ecdysterone