1. Schneider, I. 1964. Differentiation of larvalDrosophila eye-antennal discsin vitro. J. Exp. Zool. 156: 91–103.
2. Gvozdev, V. A., and V. T. Kakpakov. 1968. Culture of embryonic cells ofDrosophila melanogaster in vitro (in Russian). Genetika 4: 129–142. [In English translation, Sov. Genet. 4: 226–235.]
3. Echalier, G., and A. Ohanessian. 1970. In vitro culture ofDrosophila melanogaster embryonic cells. In Vitro 6: 162–172.
4. Shields, G., and J. H. Sang. 1970. Characteristics of five cell types appearing duringin vitro culture of embryonic material fromDrosophila melanogaster. J. Embryol. Exp. Morphol. 23: 53–69.
5. Shields, G., A. Dübendorfer, and J. H. Sang. 1975. Differentiationin vitro of larval cell types from early embryonic cells ofDrosophila melanogaster. J. Embryol. Exp. Morphol. 33: 159–175.