1. Andersen, K., S.C. Sun, H.G. Boman and H. Steiner, 1989. Purification of the prophenoloxidase from Hyalophora cecropia and four proteins involved in its activation. Insect Biochem. 19: 629–637.
2. Aroca, P., F. Solano, J.C. Garcia-Borron, and J.A. Lozano. 1991. Specificity of dopachrome tautomerase and inhibition by carboxylated indoles. Biochem. J. 77: 393–397.
3. Aroca, P., J.C. Garcia-Borron, R.L. Solano, and J.A. Lozano, 1989. Regulation of mammalian melanogenesis. I: Partial purification and characterization of a dopachrome converting factor: dopachrome tautomerase. Biochim. Biophys. Acta. 1035: 266–275.
4. Ashida, M. 1971. Purification and characterization of prophenoloxidase from hemolymph of the silkworm Bombyx mori. Arch. Biochem. Biophys. 144: 749–762.
5. Ashida, M. and H.I. Yamazaki. 1990. Biochemistry of the phenoloxidase system in insects with special reference to its activation. In: Molting and Metamorphosis, pp. 239–265. ( E. Ohnishi and H. Ishizaki, eds.). Japan Sci. Soc. Press, Tokyo/Springer-Verlag, Berlin.