TY - JOUR T1 - The Pigmentary Effector System. I.--Reaction of Frog's Melanophores to Pituitary Extracts JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 93 IS - 653 SP - 318 EP - 329 PY - 1922/05/01/ UR - http://dx.doi.org/10.1098/rspb.1922.0024 M3 - doi:10.1098/rspb.1922.0024 AU - Hogben, L. AU - Winton, F. ER -