REFERENCES
- Beckett , A. H. , Shellard , E. J. , Phillipson , J. D. and Calvin , M. L. 1966 . The Mitragyna species of Asia. Part IV: Oxindole alkaloids from the leaves of M. speciosa Korth . Planta Medica , Vol. 14 ( 3 ) : 266 – 276 .
- Beckett , A. H. , Shellard , E. J. and Tackie , A. N. 1965 . The Mitragyna species of Asia. Part IV: The alkaloids of the leaves of M. speciosa Korth. Isolation of mitragynine and speciofoline . Planta Medica , Vol. 13 ( 2 ) : 241 – 245 .
- Burkill , I. H. 1935 . A Dictionary of the Economic Products of the Malay Penninsula Vol. 2 , Kuala Lumpur : Ministry of Agriculture and Cooperatives. . (1966 reprint)
- Burkill , I. H. and Haniff , M. 1930 . Malay village medicine . The Garden's Bulletin Straits Settlement , Vol. 6 ( 5–10 ) : 165 – 207 .
- Emboden , W. 1979 . Narcotic Plants. London : Studio Vista. .
- Field , E. J. 1921 . Mitragynine and mitraversine, two new alkaloids from species of Mitragyne . Transactions of the Chemical Society , Vol. 119 : 887 – 891 .
- Grewal , K. S. 1932a . Observations on the pharmacology of mitragynine . Journal of Pharmacology and Experimental Therapeutics , Vol. 46 ( 3 ) : 251 – 271 .
- Grewal , K. S. 1932b . The effect of mitragynine on man . British Journal of Medical Psychology , Vol. 12 : 41 – 58 .
- Holmes , E. M. 1895 . Some medicinal products from the Straits settlements . Pharmaceutical Journal , Vol. 54 : 1095 – 1096 .
- Jansen , K. L. R. and Prast , C. 1988 . Ethnopharmacology of kratom and the Mitragyna alkaloids . Journal of Ethnopharmacology , Vol. 23 ( 1 ) : 115 – 119 .
- Kebabian , J. W. , Beaulieu , M. and Itoh , Y. 1984 . Pharmacological and biochemical evidence for the existence of the two categories of dopamine receptors . Canadian Journal of Neurological Sciences , Vol. 11 ( Suppl. 1 ) : 114 – 117 .
- Macko , E. , Weisbach , J. A. and Douglas , B. 1972 . Some observations on the pharmacology of mitragynine . Archives Internationales de Pharmacodynamie et de Therapie , Vol. 198 ( 1 ) : 145 – 151 .
- Marcan , A. 1934 . Report of the Government Laboratory of Siam . Analyst , Vol. 59 ( 704 ) : 753 – 760 .
- Marcan , A. 1929 . Report of the Government Laboratory of Siam . Analyst , Vol. 54 ( 641 ) : 475 – 479 .
- Norakanphadung , P. 1966 . Pramuan Khuamru Ruang Yaseptit Hai Thot. Bangkok : Thanyarak Hospital. .
- Raffauf , R. 1986 . Personal communication
- Shellard , E. J. 1974 . The alkaloids of Mitragyna with special reference to those of M. speciosa Korth . Bulletin on Narcotics , Vol. 26 ( 2 ) : 42 – 55 .
- Shulgin , A. T. 1972 . “ Hallucinogens, CNS stimulants, and cannabis. ” . In Chemical and Biological Aspects of Drug Dependence. Edited by: Mulé , S. J. and Brill , H. Cleveland : CRC Press. .
- Suwanlert , S. 1975 . A study of kratom eaters in Thailand . Bulletin on Narcotics , Vol. 27 ( 3 ) : 21 – 27 .
- Thuan , L. C. 1957 . Addiction to Mitragyna speciosa . Proceedings of the Alumni Association, Malaya , Vol. 10 ( 4 ) : 322 – 324 .
- Wray , L. 1907a . “Biak”: An opium substitute . Journal of the Federated Malay States Museums , Vol. 2 : 53 – 56 .
- Wray , L. 1907b . Notes on the anti-opium remedy . Pharmaceutical Journal , Vol. 78 : 453