1. Akatrinai G (1966) Polyploidy and aneu- ploidy in onion roots treated with physiologically active substances in an extract of mistletoe (Viscum album). Soviet Genet 2: 64–68
2. Akatrinei G (1969) Biomitotic synchronism effect of physiologically active substances of mistletoe (V. album L.) extract on nuclear division: Binuclearcells, synchronous and asynchronous biomitosis. Soviet Genet 5: 410–414
3. Alfermann AW (1983) Gewinnung von Arzneistoffen durch pflanzliche Zellkulturen. In: K Dohmen (ed.) Biotechnologie (Vorträge auf der 74. Hauptversammlung MNU in Tübingen, (1983), J B Metzlersche Verlagsbuchhandlung und Carl Poeschel Verlag GmbH, Stuttgart, pp 47 - 62
4. Allen AK, Neuberger A (1973) The purification and properties of the Lectin from potato tubers, a hydroxyproline — containing glycoprotein. Biochem J 135: 307–314
5. Allen HJ, Johnson EAZ (1976) The isolation of lectins on acid-treated agarose. Carbohydrate Research 50: 121–131