995 resultados para 3beta,28 dihydroxyurs 12 ene
Resumo:
1911/12/28 (A34,N52).
Resumo:
1899/12/28 (A14,N52).
Resumo:
1816/12/28 (Numéro 363).
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1815/12/28.
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1905/12/28 (A1,N26).
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1930/12/28 (N460).
Resumo:
1905/12/28 (Numéro 10).
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1861/12/28 (A6,N14).
Resumo:
The phytochemical investigation of Byrsonima gardneriana led to the isolation of five triterpenes and one flavonoid: D:B-Friedoolean-5-en-3-one (1), friedoolean-14-en-3-one (2), friedelan-3-one (3), lup-20(29)-en-3-ol (4), 3β-hydroxiolean-12-ene (5) and 3,3',4',5,7-pentahydroxyflavan (6). Their structures were assigned based on spectroscopic analyses, including two-dimensional NMR techniques and comparison with published spectral data. Antioxidant activities of ethanol extract and phases were measured using the 1,2-diphenyl- 2-picryl-hydrazyl (DPPH) free radical scavenging assay, evaluation of total phenolic content and trolox equivalent antioxidant capacity (TEAC).
Resumo:
1924/12/28 (A5,N217)-1925/01/03.
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1935/12/28 (A16,N796).
Resumo:
1930/12/28 (A11,N536).
Resumo:
2. paino / jonga on parannettuna toimittanut Wanha suomalainen.
Resumo:
1924/12/28 (A5,N226).
Resumo:
1899/12/28 (Numéro 11644).