References
- Burkill , J. H. 1966 . A Dictionary of the Economic Products of the Malay Peninsula , vol. II , 1889 – 1890 . Kuala Lumpur : Ministry of Agriculture and Cooperatives .
- Perry , L. M. 1980 . Medicinal Plants of East and Southeast Asia: Attributed Properties and Uses. , 39 USA : MIT Press .
- Wong , K. T. and Tan , B. K. H. 1996 . In vitro cytotoxicity and immunomodulating property of Rhaphidophora korthalsii . Journal of Ethnopharmacology , 52 : 53 – 57 .
- Kazunori , U. , Pilar , A. , Katsuhiko , T. , Donatella , M. , Anna , P. , Giuseppe , P. and Vincent , J. H. 1994 . The inherent cytotoxicity of melanin precursors: a revision . Biochimica et Biophysica Acta , : 272 1221, -278.
- Beer , R. J. S. , Broadhurst , T. and Robertson , A. 1954 . The chemistry of the melanins. Part V. The autoxidation of 5,6-dihydroxyindoles . Journal of the Chemical Society , : 1947 – 1953 .
- Southon , I. W. and Buckingham , J. , eds. 1989 . Dictionary of Alkaloids , 354 London : Chapman & Hall . eds.(,p.
- Lissoni , P. , Barni , S. , Cattaneo , G. , Tancini , G. , Exposti , G. , Espoti , D. and Fraschini , F. 1991 . Clinical results with the pineal hormone melatonin in advanced cancers resistant to standard antitumor therapies . Oncology , 48 (6) : 448 – 450 .
- Subramaniam , A. and Kothari , L. 1991 . Melatonin, a suppressor of spontaneous murine mammary tumours . Journal of Pineal Research , 10 (3) : 136 – 140 .
- Wakamatsu , K. and Ito , S. 1988 . Preparation of eumelanin-related metabolites 5,6-dihydroxyindole, 5,6-dihydroxyindole-2-carboxylic acid, and their O -methyl derivatives . Analytical Biochemistry , 170 : 335 – 340 .
- Buckingham , J. and Donaghy , S. M. 1982 . Dictionary of Organic Compounds. , vol. 2 , 1949 New York : Chapman & Hall . 5th Edition,p.
- Mosmann , T. 1983 . Rapid colorimetric assay for cellular growth and survival: Application to proliferation and cytotoxicity assays . Journal of Immunological Methods , 65 : 55 – 63 .