1. Biotransformation of cardiac glycosides by plant cell cultures;Alfermann,1977
2. Biotransformation of β-methyldigitoxin to β-methyldigoxin by cell cultures of Digitalis lanata;Alfermann,1983
3. The characterization of two novel bufadienolides, lanceotoxins from Kalanchoe lanceolata Forsk;Anderson;J. Chem. Soc.,1984
4. Budding of the separated epidermis from leaves of Bryophyllum daigremontianum (Crassulaceae);Bigot;Can. J. Bot.,1976
5. The formation of secondary metabolites in plant tissue and cell cultures;Böhm;Int. Rev. Cytol., Suppl.,1980