@article{article204f8b43, title = {Ionic requirements for pch -induced pigment aggregation in the freshwater shrimp, macrobrachium potiuna, erythrophores}, author = {Britto, A L M and Josefsson, L and Scemes, E and Visconti, Maria Aparecida and Castrucci, Ana Maria de Lauro}, year = {1996}, doi = {10.1016/0300-9629(95)02075-6}, journal = {Comparative Biochemistry and Physiology} }