1. Daggett, P. M., Gherna, R. L., Pienta, P., Nierman, W., Hsu, H., Brandon, B., and Alexander, M. T. (eds.), 1982 American Type Culture Collection Catalogue of Strains I, American Type Culture Collection, Rockville, Md.
2. Fried, J., Thoma, R. W., Perlman, D., Herz, J. E., and Borman, A., 1955, The use of microorganisms in the synthesis of steroid hormones and hormone analogues, Recent Prog. Horm. Res. 11: 149–181.
3. McAleer, W. J., Jacob, T. A., Turnbull, L. B., Schoenewaldt, E. F., and Stoudt, T. H., 1958, Hydroxylation of progesterone by Bacillus cereus and Bacillus megaterium, Arch. Biochem. Biophys. 73: 127–130.
4. Shiraska, M., Ozaki, M., and Sugawara, S., 1961, Studies on microbiological transformation of steroid compounds, J. Gen. Appl. Microbiol. 7: 341–352.
5. Wilson, J. E., and Vestling, C. S., 1965, A cell-free steroid hydroxylating system from Bacillus megaterium, strain KM, Arch. Biochem. Biophys. 110: 401–404.