1. AGUI, N. and M. FUKAYA (1973) Effects of moulting hormones and prothoracic glands on the development of wing discs of the cabbage armyworm (Mamestra brassicae L.) in vitro. Appl. Ent. Zool. 8: 73-82.
2. AGUI, N. and S. YAGI (1973) Relationship between endogenous ecdysone titer and in vitro activity of prothoracic glands of Mamestra brassicae. Appl. Ent. Zool. 8: 239-240.
3. CHIHARA, C. J., W. H. PETRI, W. H. FRISTROM and D. S. KING (1972) The assays of ecdysones and juvenile hormones on Drosophila imaginal disks in vitro. J. Insect Physiol. 18: 1115-1123.
4. CHINO, H., S. SAKURAI, T. OHTAKI, N. IKEKAWA, H. MIYAZAKI, M. ISHIBASHI and H. ABUKI (1974) Biosynthesis of α-ecdysone by prothoracic glands in vitro. Science 183: 529-530.
5. COURGEON, A. -M. (1973) Effects of α- and β-ecdysone on in vitro diploid cell multiplication in Drosophila melanogaster. Nature 236: 250-251.