1. Demain, A.L. 1983. Science 219: 709–714.
2. Umezawa, H. 1972. Enzyme Inhibitors of Microbial Origin. University Park Press, Baltimore, MD.
3. Umezawa, H. 1982. Annu. Rev. Microbiol. 36: 75–99.
4. Kirst, H.A. et al. 1992. pp. 214–225 in Synthesis and Chemistry of Agrochemicals III. ACS Symposium, Series 504. Baker, D.R., Fenyes, J.G., and Steffens, J.J. (eds.) American Chemical Society, Washington, DC.
5. Tally, F.A., Wendler, P.A., and Houman, F. 1997. p. 19, Abstr. S5 in 5th International Conference Biotechnol. Microb. Prods.: Novel. Pharmacol. Agrobiol. Activities, Williamsburg, VA.