REFERENCES
- Bate-Smith E.C. (1964) Methods in Polyphenols Chemis- try, edited by Pridham J.B., Pergamon Press, Oxford.
- Della Loggia R., Tubaro A. and Lunder T.L. (1990) Eval- uation of some pharmacological activities of a pepper- mint extract. Fitoterapia 61: 215–221.
- Gay W.J. (1965) Methods of Animal Experimentation,465-466, Academic Press, New York, London.
- Handa K.L., Anipam-Sharma K.K. and Charkabarti K.K. (1986) Natural products as liver protecting drugs. Fit- oterapia 57: 307–346.
- Jaffer H.J., Mahmoud M.J., Jawad A.M., Naji A. and Al-Naib A. (1988) Phytochemical and biological screen- ing of some Iraqi plants. Fitoterapia 59: 229–233.
- Jakovljeviç V. (1983) Drug transport in Central Nervous System, p. 45, PhD Thesis, Faculty of Medicine, Uni- versity of Novi Sad, Novi Sad.
- Lawis W.H. and Elvin-Lewis M.P.F. (1977) Medical Bot- any, p. 271, Willey Inter. Science Publication, St Lou- is, Missouri.
- Lutterodt G.D. (1989) Inhibition of gastrintestinal release of acetylcholine by quercetin as a possible mode of action of Psidium guajava leaf extracts in the treatment of acute diarrhoeal disease. J. Ethnopharmacol. 25: 235–247.
- Markham K.R. (1989) In Methods in Plant Biochemistry, edited by Harborne J.B. and Dey P.M. pp. 197-237, Academic Press, London.
- Mimica-Dukiç N. (1993a) Biochemical investigation of Secondary Biomolecules in Mentha species, pp. 46-49, PhD Thesis, Faculty of Sciences, University of Novi Sad, Novi Sad.
- Mimica-Dukiç N., Pavkov R., Kite G., Janciç R. et al. (1993b) Comparative study of volatile constituents and antimicrobial activity of Mentha species. Acta Hort. 344: 110–116.
- Pathak D., Pathak K., Singla A.K. (1991) Flavonoids as medicinal agents-Recent advances. Fitoterapia 62: 371–389.
- Singh S.P., Laxmi Chand Negi S. and Singh A.K. (1992) Antibacterial and antifungal activities of Mentha ar- vensis essential oil. Fitoterapia 63: 76–78.
- Taddei I., Giachett D., Taddei E. and Mantovany P. (1988) Spasmolytic activity of Peppermint, Sage and Rosmary essence and their major constituents. Fitoterapia 59:</b>463-468.
- Tomas-Barberan F.A., Rejdali M., Harborne J.B. and Hey- wood V.H. (1988) External and vacuolar flavonoids from Ibero-north African Sideritis species, a chemosys- tematic approach. Phytochemistry 27: 165–170.
- Yibirine E., Ayala G., Scedilo-Vaz S. and Usubillaga A. (1990) Biological activity of Solaphyllidine and des- actehylsolaphydine. Phytoterapia 61: 127–132.
- Wagner H. (1977) Phenolic compounds in plants of phar- maceutical interest, in Recent advances in Phytochem- istry 12: “Biochemistry of Plant Phenolics”, edited by Swain T., Harborne J., Van Summere Ch.F., pp. 605-606, Plenum Press, New York and London.
- Wagener H.H., Fountalne R. and Neumann B. (1976) Phar- makologie “Essenttieler” Phospholipide (EPL). Arzneim-Forsh (Drug Res.) 26: 1733.
- Weiss R.F. (1985) Lehrbuch der Phytotherapie, 49. Hippoc- rates Verlag, Stuttgart.