1. Appel, W., Werle, E.: Nachweis von Histamin, N-Dime thy lhistamin, N-Acetylhistamin und Acetylcholin in Spinacia oleracea. Arzneimittelforschung 9, 22–26 (1959)
2. Askar, A., Rubach, K., Schormüller, J.: Diinnschichtchromatographische Trennung der in Bananen vorkommenden Amin-Fraktion. Chem. Mikrobiol. Technol. Lebensm. 1, 187–190 (1972)
3. Audisio, S., Bagni, N., Serafini Fracassini, D.: Polyamines during the growth in vitro of Nicotiana glauca R. Grah. habituated tissue. Z. Pflanzenphysiol. 77, 146–151 (1976)
4. Badawi, M.M., Bernauer, K., van den Broek, P., Groger, D., Guggisberg, A., Johne, S., Kompis, I., Schneider, F., Veith, H.-J., Hesse, M., Schmid, H.: Macrocyclic spermidine and spermine alkaloids. Pure Appl. Chem. 33, 81–108 (1973)
5. Bagni, N.: Aliphatic amines and a growth factor of coconut milk as stimulants of cellular proliferation of Helianthus tuberosus (Jerusalem artichoke) in vitro. Experientia 22, 732 (1966)