Phytochemical Investigation
Mostrando 13-24 de 125 artigos, teses e dissertações.
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13. Phenylacylated-flavonoids from Peucedanum chryseum
ABSTRACT Phytochemical investigation of the methanol extract of the aerial parts of Peucedanum chryseum (Boiss. & Heldr.) D.F.Chamb., Apiaceae, led to the isolation of a dihydrofuranochromone, cimifugin (1); a phloroacetophenone glucoside, myrciaphenone A (2); and a flavonoid glycoside, afzelin (3) along with two phenylacylated-flavonoid glycosides: rugosafl
Rev. bras. farmacogn.. Publicado em: 2018-04
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14. Zornioside, a dihydrochalcone C-glycoside, and other compounds from Zornia brasiliensis
ABSTRACT The secondary metabolites of the aerial parts of Zornia brasiliensis Vogel, Fabaceae, and the biological activity of one of these secondary metabolites were characterized in this study. A phytochemical investigation was performed using chromatographic techniques including analytical and preparative reverse-phase HPLC column sequences, which resulted
Rev. bras. farmacogn.. Publicado em: 2018-04
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15. Chemical constituents from Bauhinia acuruana and their cytotoxicity
ABSTRACT Phytochemical investigation of Bauhinia acuruana Moric., Fabaceae, resulted in the isolation of sixteen constituents, including two new compounds 2'-hydroxy-2,3,5-trimethoxybibenzyl (1), (2R,3S)-2-(3,4'-dihydroxyphenyl)-5-methoxy-6-methylchroman-3,7-diol (2), together with fourteen known ones (3–16). The structures of the compounds were establishe
Rev. bras. farmacogn.. Publicado em: 2017-12
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16. CONSTITUINTES QUÍMICOS E ATIVIDADE INSETICIDA DE Miconia ferruginata
Phytochemical investigation of the leaf extracts from Miconia ferruginata (Melastomataceae) led to the isolation and characterization of the flavonoids 5,6,7-trihydroxy-4'-methoxyflavone, 5-hydroxy-7,4'-dimethoxy-8-methylflavone and 5,7,4'-trihydroxy-6,8-dimetilflavone, triterpenes ursolic acid and oleanolic acid, in addition to the steroids β-sitosterol an
Quím. Nova. Publicado em: 2017-10
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17. An overview of dermatological and cosmeceutical benefits of Diospyros kaki and its phytoconstituents
Abstract Diospyros kaki L.f. belonging to family Ebenaceae, commonly known as persimmon is used as a medicinal plant in Chinese traditional medicine since many years for different ailments including cosmetics and dermatologic applications. Traditionally this plant is used to treat different skin conditions including pimples, skin eruptions and eczema. Presen
Rev. bras. farmacogn.. Publicado em: 2017-10
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18. Antidiarrheal activity of extracts from Maytenus gonoclada and inhibition of Dengue virus by lupeol
ABSTRACT Diarrhea is an infectious disease caused by bacterial, virus, or protozoan, and dengue is caused by virus, included among the neglected diseases in several underdeveloped and developing countries, with an urgent demand for new drugs. Considering the antidiarrheal potential of species of Maytenus genus, a phytochemical investigation followed by antib
An. Acad. Bras. Ciênc.. Publicado em: 2017-09
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19. Dammarane Triterpenoids from Carnauba, Copernicia prunifera (Miller) H. E. Moore (Arecaceae), Wax
Phytochemical investigation from carnauba (Copernicia prunifera) wax led to the identification of sixteen dammarane-type triterpenes, including thirteen new characterized as: (24R*)-methyldammara-20,25-dien-3α-ol and a mixture of alkyl (24R*)-methyldammar-25-en-20-ol-3β-carboxylates, together with three previously described triterpenes: carnaubadiol, (24R*
J. Braz. Chem. Soc.. Publicado em: 2017-08
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20. Cytotoxic diterpenoids from the roots of Salvia lachnocalyx
ABSTRACT Salvia lachnocalyx Hedge, Lamiaceae, is an endemic sage which grows naturally in the Fars Province of Iran. The phytochemical analyses of the roots of S. lachnocalyx led to the isolation of five known diterpenoids: ferruginol (1), taxodione (2), sahandinone (3), 4-dehydrosalvilimbinol (4) and labda-7,14-dien-13-ol (5). Their chemical structures were
Rev. bras. farmacogn.. Publicado em: 2017-08
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21. Antiproliferative effect of Momordica cochinchinensis seeds on human lung cancer cells and isolation of the major constituents
Abstract Gac, Momordica cochinchinensis (Lour.) Spreng., Cucurbitaceae, is an indigenous South Asian edible fruit and has been used therapeutically in Traditional Chinese Medicine. Previous studies have shown that M. cochinchinensis seed (Momordicae Semen) has various pharmaceutical properties such as antioxidant and anti-ulcer effects as well as contains se
Rev. bras. farmacogn.. Publicado em: 2017-06
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22. Proximate analysis, mineral composition, phytochemical contents, antioxidant and antimicrobial activities and GC-MS investigation of various solvent extracts of cactus cladode
Abstract Cladodes Powder Extracts (CPE) are known for their medicinal properties such as being an auxiliary treatment for obesity and gastrointestinal or cardiovascular disorders as well as lowering cholesterol levels. The presented results proved that CPE was found to be a rich source of carbohydrate, ash, moisture and minerals namely Magnesium, Calcium and
Food Sci. Technol. Publicado em: 29/05/2017
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23. Investigation of phytochemical contents, in vitro antioxidant and antibacterial behavior and in vivo anti-inflammatory potential of Ecballium elaterium methanol fruits extract
Abstract Ecballium elaterium species are mostly used as therapeutic agents and food ingredient. The current work was designed to investigate phytochemical contents, antioxidant, antibacterial, and anti-inflammatory properties of methanol fruits extract of Ecballium elaterium. Good antioxidant activity was observed with IC50 values of 156 ± 4 and 377 ± 6 μ
Food Sci. Technol. Publicado em: 02/05/2017
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24. Medicinal plants in the diet of woolly spider monkeys (Brachyteles arachnoides, E. Geoffroy, 1806) – a bio-rational for the search of new medicines for human use?
ABSTRACT The present study aimed to compare the plant food diet of woolly spider monkeys (Brachyteles arachnoides) inhabiting Intervales State Park in São Paulo, Brazil, with medicinal plant species used by humans in the surrounding areas of the park. The diet of a group of woolly spider monkeys living in an Atlantic forest area was recorded during 43 month
Rev. bras. farmacogn.. Publicado em: 2017-04