1. Amrhein, N., Holländer-Czytko, H., Johänning, D., Schulz, A., Smart, C.C. and Steinrücken, H., 1987, Overproduction of 5-enolpyruvylshikimate-3-phosphate synthase in glyphosate-tolerant plant cell cultures, in: “Plant tissue and cell culture,” C.F. Green, D.A. Somers, W.D. Hackett and D.D. Biesboer, eds., Alan R. Liss, New York.
2. App, A.A. and Jagendorf, A.T., 1963, Repression of chloroplast development in Euglena gracilis by substrates, J. Protozool., 10:340–343.
3. Christopher, D.A. and Hallick, R.B., 1989, Euglena gracilis chloroplast ribosomal protein operon: a new chloroplast gene for ribosomal protein L5 and description of a novel organeile intron category designated group III, Nucl. Acids Res., 17:7591–7608.
4. Cramer, M. and Myers, J., 1952, Growth and photosynthetic characteristics of Euglena gracilis, Arch. Mikrobiol., 17:384–402.
5. Cushman, J.C., Hallick, R.B. and Price, C.A., 1988a, The two genes for the P700 chlorophyll a apoproteins on the Euglena gracilis chloroplast genome contain multiple introns, Curr. Genet., 13:159–172.