TY - RPRT TI - Evaluating cytochrome p450 in lesser scaup (Aythya affinis) and tree swallow (Tachycineta bicolor) by monooxygenase activity and immunohistochemistry: Possible nonlethal assessment by skin immunohistochemistry AU - M. J. Melancon AU - A.L. Kutay AU - Bruce R. Woodin AU - John J. Stegeman PY - 2006 UR - https://pubs.usgs.gov/publication/5224690 ID - 5224690 ER -