1. Primrose, S.B. (1987) Modern Biotechnology, Blackwell Scientific, Oxford.
2. Beale, A.J. (1992) Safe handling of mammalian cells on an industrial scale, in Safety in Industrial Microbiology and Biotechnology, Butterworth-Heinemann, Oxford, pp. 153–160.
3. Spier, R.E. and Horaud, F. (1985) The biotechnological future for animal cells in culture, in Animal Cell Biotechnology, Vol. 1 (eds R.E. Spier and J.B. Griffiths), Academic Press, London, pp. 431–458.
4. Lubiniecki, A.S. (1988) Safety of recombinant biologics: issues and emerging answers, in Animal Cell Biotechnology, Vol. 3 (eds R.E. Spier and J.B. Griffiths), Academic Press, London, pp. 3–12.
5. Marshall, E. (1995) Gene therapy‧s growing pains. Science, 269, 1050–1055.