1. For a recent review of Taxus alkaloids, including taxol, see: S.Blechert and D.Guénard, in The Alkaloids, Academic Press, 1990, vol. 39, ch. 6;
2. For a survey of antitumour alkaloids in general, which contains a section on taxol, see: M.Suffness and G. A.Cordell, in The Alkaloids, 1985, vol. 25, ch. 1.
3. Plant antitumor agents. VI. Isolation and structure of taxol, a novel antileukemic and antitumor agent from Taxus brevifolia
4. Highly efficient, practical approach to natural taxol
5. See, for example: Total and semi-synthetic approaches to Taxol, Tetrahedron symposia-in-print, Number 48, Tetrahedron, 1992, 48, 6953.