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By China) International Symposium on Plant Glycosides (1997 Kunming, Chong-Ren Yang, Osamu Tanaka, Chong-Ren Yang, Osamu Tanaka

ISBN-10: 0444501800

ISBN-13: 9780444501806

Within the plant nation quite a few chemical parts take place in a glycoside shape (conjugation with sugar). Glycosides are very important, secondary metabolites. The structural range is as a result the large volume of types and stereochemical configurations of the sugar part. Aglycones belong to terpenoid, steroid, flavonoid, quinonoid, lignan, different uncomplicated phenolics, and isothiocyanate. notwithstanding, organic actions of glycosides are, in lots of situations, prone to the character of sugar moieties, although their aglycone is the same.

Since the 80s, plant glycosides were attracting an expanding quantity of curiosity from botanists and phytochemists world-wide for the subsequent reasons:

• they're tough to isolate and purify

• they've got a crucial organic functionality in plants and memorable organic activities

• they're a extremely important source of typical drugs, wellbeing and fitness foodstuff, cosmetics and f

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Chem. Pharm. , 45, 1056---1062 (1994) and the literatures cited in the paper. 16. , Wang H. , Chem. Pharm. , 36, 153m161 (1988). 17. , Yakugaku Zasshi, 108, 562--572(1988). 18. , Chem. Pharm. , 44, 1736-1743(1996). 19. , Chem Pharm. , 45, 1186--- 1192(1997). 20. , Chem. , 45(9)(1997), in press (No. 168). 21. McManus O. , Harris G. , Reuben J. , Burka J. , Garcia M. , Biochemistry, 32 6128---6133(1993). 22. , Chem. Pharm. , 45 570---572(1997). 23. , Chem. Pharm. , 'Recent Advances in Electroorganic Synthesis", ed.

14. , Price K. , Fenwick G. , J. Sci. , 43 101107(1988); C) Jain D. , Thakur R. , Bajpai A, Sood A. , Phytochemistry, 27, 1216---1217 (1988); d) Li C. , Brownson D. , Mabry m. , Bell E. , ibid. 42, 443---445(1996). 15. , Wang H. , Yoshikawa M. Chem. Pharm. , 31, 683--688(1983) and the literatures cited in the paper; b) Astragali Radix: Kitagawa I. , Wang H. , Chen W. , Chem. Pharm. , 45, 1056---1062 (1994) and the literatures cited in the paper. 16. , Wang H. , Chem. Pharm. , 36, 153m161 (1988).

4). A fraction which is composed of furostanolbisdesmosides, showed no antiyeast activity. Yucca extract is recognized as safe for human food use by FDA. The extract tasteless and odorless, showing no effect on the taste of foods. The extract is now commercially utilized for extending the shelflife of cooked foods such as "sushi" and "musubi" and fermented seasonings such as soy sauce in Japan. Furostanol-glycoside 26-O-b-glucosidase (F26G) from Costus speciosus rhizomes: As mentioned above, spirostanol-3-O-mondesmosides from Mohave yucca exhibited potent antiyeast activity, while co-occurring furostanol-3, 26-O-bisdesmosides showed no activity.

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Advances in plant glycosides, chemistry and biology: proceedings of the International Symposium on Plant Glycosides, August 12-15, 1997 Kunming, China by China) International Symposium on Plant Glycosides (1997 Kunming, Chong-Ren Yang, Osamu Tanaka, Chong-Ren Yang, Osamu Tanaka


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