1. Ameyama, M., Shinagawa, E., Matsushita, K. & Adachi, O. (1984a). Growth stimulation of micro-organisms by pyrroloquinoline quinone. Agric. Biol. Chem., 48, 2909–11.
2. Ameyama, M., Hayashi, M., Matsushita, K., Shinagawa, E. & Adachi, O. 1984b. Microbial production of pyrroloquinoline quinone. Agric. Biol. Chem., 48, 561–5.
3. Asano, Y. & Nakazawa, A. (1987). High yield synthesis of L-amino acids by phenylalanine dehydrogenase from Sporosarcina ureae. Agric. Biol. Chem., 51, 2035–6.
4. Bently, R. & Meganathan, R. (1987). Biosynthesis of the isoprenoid quinones, ubiquinone an dmenaquinone. In Escherichia coli and Salmonella typhimurium, ed. F.C. Neidhardt. American Society for Microbiology, Washington, DC, pp. 512–20.
5. Chenault, H.K. & Whitesides, G. M. (1987). Regeneration of nicotinamide cofactors for use in organic systhesis Appl. Biochem. Biotechnol., 14, 147–97.