Vernonia amygdalina). Qualitative phytochemical analyses of the plant parts have revealed the presence of various components of medical importance including tannins‚ flavonoids‚ cardiac glycosides‚ alkaloids‚ saponin and inulins. Cardiac glycosides were present in all the species studied while alkaloids were present in all except A. sativum‚ A. cepa‚ O. gratissimum and P. americana. Saponnins were present in all except the seeds of negro coffee (S. accidentalis)‚ while tannins were present in all
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A BRIEF HISTORY OF PHARMACOGNOSY In 780 AD ‚ a Greek pharmaco-botanist Pedanios Dioscorides wrote and described about 600 plants with medicinal properties in his book “De materia medica libre cinque(concerning medical matter in five volumes). Galen was a Greek pharmacist-physician who lived in Rome and who describe the method of preparing formulas containing plant and animal drugs and the term ”galenical pharmacy” was originated. In 19th century material medica (medical
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properties of LSD‚ until an experiment he performed in 1943. - Timothy Leary popularized LSD in America‚ he also encourage American students “turn on‚ tune in‚ and drop out.” • What? - LSD (Lysergic Acid Diethylamide)‚ Lysergic acid is a type of Alkaloid metal (ergot fungus)‚ which is a process to create drugs. • Where? - It was discovered in Sandoz Laboratories in Basle‚ Switzerland. • When? - It was discovered or synthesized on November 16‚ 1938 • Why? - LSD was being developed as a possible
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Mimosa pudica (makahiya) ROOT EXTRACT AGAINST RICE PEST Trisha Denise G. Enriquez Shaira Franciene C. Enot Andrea Lois P. Degamo Joco Bryan T. Baylon Lyka J. Alas Timothy Dave Reynce B. Hiso Chryss Emans G. Milanes Proponents (VII-Galileo) REGIONAL SCIENCE HIGH SCHOOL FOR REGION IX Malasiga‚ San Roque‚ Zamboanga City Submitted in Partial Fulfilment of the Requirements for Research I (Technical Writing I and Basic Statistic) Mrs. Edna A. Natividad Mr. Joanes
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Aloe (Aloe vera) is a major and traditional medicinal plant under family of Liliaceae. Aloe consumed externally and internally as well. It is used externally to treat several skin burn conditions‚ sunburn and poison oak‚ infections‚ and eczema. It is confirm that juice from Aloe vera ease pain and decrease inflammation. It has antiseptic and antibiotic properties in treating cuts and abrasions. Aloe juice used to treat people with ulcerative colitis‚ an inflammatory bowel disease. Moreover it acts
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plants Atropa belladonna and the Datura species. Scopalamine is also extracted from the belladonna plant‚ and both atropine and scopolamine are called belladonna alkaloids. |Agent |Date |Event | |Belladonna alkaloids |Thousands of Years |There is evidence that atropine and scopolamine| |
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STANDARDIZATION OF HERBAL MEDICINES/PRODUCTS: PREAMBLE: Herbal medicine is the most primitive traditional approach to the treatment of diseases and ailments. It is called herbal medicine because it involves the use of plants or plant parts. There is no doubt that herbal medicines provided the first basis for therapeutics before the development or advent of orthodox medicine. Despite the fact that‚ over the years‚ chemists have synthesized a large number of chemical substances‚ many of which have
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compounds organic chemists call alkaloids. Alkaloids are nitrogen containing basic compounds that are found in plants. They usually taste bitter and often are physiologically active in humans. Caffeine belongs to the family of heterocyclic compounds known as purines. It has the systematic name 3‚7-dihydro-1‚3‚7-trimethyl-1H-purine-2‚6-dione; it is also known as 1‚3‚7-trimethylxanthine‚ and 1‚3‚7-trimethyl-2‚6-dioxopurine. Caffeine can be classified as an alkaloid ‚ a term used for substances produced
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metabolites while alkaloid‚ phlobatannin and anthraquninone were absent (Table 4). This result was contrary to the report of Ayoolaet al.[33] who reported presence of alkaloid‚ tannin and absence of saponins‚ steroid‚ flavonoid‚ terpenoids‚ cardiac glycosides‚ phlobatannin and anthraquninone for T. conophorum seeds while some of the phytochemical constituents reported in our study were similar to the work of Obianime and Uche[34] who reported the presence of flavonoid‚ tannin‚ alkaloids‚ carbohydrate
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synthesized in 1931 by Canadian chemist Richard Helmuth Fredrick Manske (1901–1977).[10][11] Its discovery as a natural product is generally credited to Brazilian chemist and microbiologist Oswaldo Gonçalves de Lima (1908–1989) who‚ in 1946‚ isolated an alkaloid he named nigerina (nigerine) from the root bark of jurema preta‚ that is‚ Mimosa tenuiflora.[11][12][13] However‚ in a careful review of the case Jonathan Ott shows that the empirical formula for nigerine determined by Gonçalves de Lima‚ which notably
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