Хуудас 1 -аас 101 үр дүн
OBJECTIVE
In view of the demonstrated antitumor activity of taxol, ready availability of the drug is important. The current isolation methods starting from the bark of Taxus brevifolia involve multiple manipulations, leading to only taxol and in a yield of 0.01%. A new process consisting of a single
Natural products have been used as effective remedies for the treatment of various ailments. Numerous plant products in the form of decoction, tincture, tablets and capsules have been clinically used for the treatment of different kinds of cancer. This review covers some of the important plants with
Taxol is a powerful and complex anti-cancer compound that was first isolated from the bark of the Pacific yew Taxus brevifolia. Although it offered huge potential as an anti-cancer agent, it experienced a long development period, attributed to by its low availability from its traditional source.
Breast cancer is the second most prevalent cancer worldwide and their incidence increases gradually. Taxol (paclitaxel), a potent anticancer drug, is naturally isolated from the bark of the Pacific yew. Taxol is widely used in the treatment of ovarian, lung and breast cancer. The increased demand
Purpose: Paclitaxel is a generic drug produced based on Taxol which is an extract of Taxus tree, well known for its anticancer and antibacterial effects. This study was aimed at building up an agent with the antibacterial and
OBJECTIVE
Paclitaxel (Taxol), a potent drug of natural origin isolated from the bark of the Pacific yew, is widely used in the treatment of ovarian, lung and breast cancer. At present, there is little information regarding the anti-cancer mechanism of paclitaxel against cervical carcinoma cells. We
Taxol is a new anti-cancer drug that is a natural product derived from the bark of the Pacific Yew tree. The drug promotes polymerization and stabilization of tubulin to microtubules and interferes with the mitotic spindle. Clinical trials indicate that taxol is effective in the treatment of
New sources for the antitumor natural product taxol [1] are needed as demands for this promising cancer chemotherapeutic agent increase. Presently, supplies of taxol for clinical studies are obtained from the bark of Taxus brevifolia, a potentially limited source. Using analytical methods, the
This paper analyzes the emergence and evolution of taxol, the world's bestselling anti-cancer drug. Over the years taxol has changed its identity, its status as property, and its association with different places (from the old-growth forests of Washington State to the government agencies of
Taxanes belong to a new group of antineoplastic agents with a novel mechanism of action for a cytotoxic drug. They promote microtubule assembly and stabilize the microtubules. Paclitaxel, the first agent in this group to become available, was isolated from the Pacific yew, Taxus brevifolia, in 1971.
Throughout medical history, plant products have been shown to be valuable sources of novel anti-cancer drugs. Examples are the VINCA: alkaloids, the taxanes, and the camptothecins, derived from the Madagscan periwinkle plant Catharantus roseus, the Pacific yew Taxus brevifolia, and the Chinese tree
Endophytic microbes associated with the Pacific yew tree, Taxus brevifolia, were examined as potential sources of the anticancer drug taxol [1], a secondary metabolite of the host organism. The first promising organism found was the novel fungus, Taxomyces andreanae, which was isolated from the
The success in clinical trials of the anti-cancer drug, Taxol(R), obtained from the bark of Pacific yew (Taxus brevifolia Nutt.), has raised interest in cultivation and regeneration of this little-known species. Pacific yew is shade-tolerant and it is not known whether the foliage can tolerate the