منابع مشابه
Isolation, identification and characterization of lawsone from henna leaves powder with soxhlet technique
Lawsone a natural pigment present in the henna leaves has been used as a skin and hair dye since 1400 BC. The concentration of this natural compound in leaves varies from place to place depending upon many of the environmental factors and the highest quantity reported so far is about 1% of the dry mass. Heretofore, it has been reported that natural colored extracts and isolate from Henna leaves...
متن کاملTwo New Triterpenoids from Lawsonia alba
Lawsonia is a monotypic genus represented by Lawsonia inermis Linn. (syn. Lawsonia alba Lam. Lythraceae), a native of North Africa and South-West Asia, widely cultivated as an ornamental hedge and dye-plant. The leaves of L. inermis have long been used in India and Middle East countries as a cosmetic for colouring palms of hands and dyeing of hair for personal adornment [1]. The leaves are also...
متن کاملEffects of Lawsonia inermis L. (Henna) leaves’ methanolic extract on carbon tetrachloride-induced hepatotoxicity in rats
BACKGROUND Natural products with therapeutic properties such as plants, minerals, and animal products, for many years, were the main sources of drugs for the treatment of numerous diseases; hence selection of Lawsonia inermis L. (Henna) to study its hepatoprotective activity was considered. OBJECTIVES This was an attempt to evaluate the hepatoprotective effect of L. inermis leaves' methanolic...
متن کاملStaining Effect of Dye Extracted from Dry Leaves of Lawsonia Inermis Linn (henna) on Angiospermic Stem Tissue
A natural dye lawsone (2-hydroxy-1, 4-naphthoquinone) was isolated from dry leaves of Lawsonia inermis L., by extraction with clove oil, ethyl alcohol, water and its effectiveness as staining agent for angiospermic stem tissue was studied. Lawsonia revealed meta-chromatic property of staining. A 10%w/v crude extract of Lawsonia inermis L., leaves in ethyl alcohol and water were used for stainin...
متن کاملisolation, identification and characterization of lawsone from henna leaves powder with soxhlet technique
lawsone a natural pigment present in the henna leaves has been used as a skin and hair dye since 1400 bc. the concentration of this natural compound in leaves varies from place to place depending upon many of the environmental factors and the highest quantity reported so far is about 1% of the dry mass. heretofore, it has been reported that natural colored extracts and isolate from henna leaves...
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ژورنال
عنوان ژورنال: Scientific American
سال: 1881
ISSN: 0036-8733
DOI: 10.1038/scientificamerican07161881-4614asupp