Results 161 to 170 of about 5,636 (194)

A new chromene glycoside from Tithonia diversifolia

Chemistry of Natural Compounds, 2010
A new chromene glycoside, 6-acetyl-2,2-dimethylchromene-8-O-β-D-glucoside, together with four known compounds were isolated from the aerial parts of Tithonia diversifolia. Their structures were established by 1H, 13C NMR, and HMQC together with the other physical and chemical investigations.
Hong-li Zhai, Gui-jun Zhao, Gen-jin Yang, He Sun, Bo Yi, Lian-na Sun, Wan-sheng Chen, Shui-qing Zheng   +7 more
exaly   +2 more sources

Toxicity studies of Tithonia diversifolia A. Gray (Asteraceae) in rats

Journal of Ethnopharmacology, 2009
To investigate the toxicity of an ethanolic extract of the aerial parts of Tithonia diversifolia, used in Nigeria to treat malaria, in rats.A 70% ethanol extract was administered orally to adult Wistar rats at various dosages (400-1600 mg/kg) and the animals sacrificed and various organs examined at a range of times from 30 min up to 24 h after ...
T O, Elufioye, O I, Alatise, F A, Fakoya, J M, Agbedahunsi, P J, Houghton   +4 more
openaire   +2 more sources

Tithonia diversifolia Gray

2015
Digitale Pflanzenbilder: Sammlung Dietmar ...
openaire   +1 more source

Sesquiterpene lactones from brazilian Tithonia diversifolia

Phytochemistry, 1997
Abstract Aerial parts of Tithonia diversifolia collected in Sao Paulo State afforded two new heliangolides in addition to the heliangolides tagitinin F and 1,2-epoxytagitinin C, one known guaianolide and the flavone hispidulin. Structures were established by spectroscopic studies. © 1997 Elsevier Science Ltd.
Paulo Sérgio Pereira, Diones Aparecida Dias, Walter Vichnewski, Ana Maria Turco Tucci Nasi, Werner Herz   +4 more
openaire   +1 more source

An artemisinic acid analogue from Tithonia diversifolia

Phytochemistry, 1996
A new artemisinic acid analogue compound has been isolated from mature stems of Tithonia diversifolia and its structure determined.
Manobjyoti Bordoloi, Nabin C. Barua, Anil C. Ghosh   +2 more
openaire   +1 more source

Effects of Tithonia diversifolia (Asteraceae) extract on innate inflammatory responses

Journal of Ethnopharmacology, 2019
Tithonia diversifolia (Helms.) A. Gray, popularly known in Brazil as "margaridão" or "mão-de-Deus" has been used in the folk medicine as anti-inflammatory and against other illnesses in several countries. Indeed, many studies show de effect of T. diversifolia in the inflammatory process, however, any of them have demonstrated the mechanism of cell ...
Milena Fronza, Broering, Roberta, Nunes, Renata, De Faveri, Aline, De Faveri, Jéssica, Melato, Thiago Patricio, Correa, Maria Eduarda, Vieira, Angela, Malheiros, Nara Lins, Meira Quintão, José Roberto, Santin   +9 more
openaire   +2 more sources

Mexican sunflower (Tithonia diversifolia)

2015
absent
Heuzé, Valérie, Tran, Gilles, Giger-Reverdin, Sylvie, Lebas, François   +3 more
openaire   +1 more source

Chemical constituents from Tithonia diversifolia and their chemotaxonomic significance

Biochemical Systematics and Ecology, 2012
Abstract Two new compounds 6″-O-β- d -apiofuranosyl-trichocarpin (15) and 1-heptade-4,6-diyne-3,10,16,17-tetraol-3-O-β- d -glucopyranoside (16), together with fourteen known compounds were isolated from Tithonia diversifolia. The chemotaxonomic significance of these compounds was discussed in the article.
Gui-Jun Zhao, Zhong-Xin Xi, Wan-Sheng Chen, Xia Li, Lei Sun, Lian-Na Sun   +5 more
openaire   +1 more source

Encapsulation of tagitinin C in liposomes coated by Tithonia diversifolia pectin

Journal of Microencapsulation, 2019
Tagitinin C, a sesquiterpene lactone compound from Tithonia diversifolia, is known to have various bioactivities including anticancer effects. The disadvantages of tagitinin C which make its therapeutic application limited are low water solubility and poor stability.
Thi Thanh Thuy, Tran, Van Hieu, Tran, Thi Tho, Lam   +2 more
openaire   +2 more sources

Sesquiterpene lactones from Tithonia diversifolia with ferroptosis-inducing activities

Phytochemistry
Eight previously undescribed sesquiterpene lactones (1-8), together with six known ones (9-14) were isolated from the aerial parts of Tithonia diversifolia (Hemsl.) A. Gray. The absolute configurations of these compounds were elucidated using HRMS, NMR spectroscopy, optical rotation measurements, X-ray crystallography, and ECD.
Ao-Xue, Ding, Yi-Ming, Shan, Chen-Yue, Li, Guo-Qing, Qin, Tong, Chen, Qing, Wang, Xiang-Gang, Hu, Peng-Ju, Guo, Hai-Jun, Yu, Wen-Qiong, Wang, Li-Jiang, Xuan   +10 more
openaire   +2 more sources