نتایج جستجو برای: compositae

تعداد نتایج: 1100  

2009
SHERWIN CARLQUIST

THE GENUS Hesperomannia (Compositae, tribe Mutisieae) has attracted interest because of its arborescent habit, its restriction to certain of the Hawaiian Islands, and its rarity in the locations in which it is found. The purpose of the present paper is to survey the anatomical diversity which exists in the genus and relate it to gross morphological characters in an attempt to achieve an accepta...

Journal: :Archives of pharmacal research 2003
Sang Zin Choi Sung Ok Lee Sang Un Choi Kang Ro Lee

Phytochemical works on the aerial parts of Aster oharai (Compositae) led to the isolation of a new sesquiterpene hydroperoxide, 7alpha-hydroperoxy-3,11-eudesmadiene (2) and seven known compounds, teucdiol B (1), alpha-spinasterol (3), oleanolic acid (4), alpha-spinasterol 3-O-beta-D-glucopyranoside (5), methyl 3,5-di-O-caffeoyl quinate (6), 3,5-di-O-caffeoylquinic acid (7), 3,4-di-O-caffeoylqui...

Journal: :American journal of botany 2013
Laia Barres Isabel Sanmartín Cajsa Lisa Anderson Alfonso Susanna Sven Buerki Mercè Galbany-Casals Roser Vilatersana

UNLABELLED PREMISE OF THE STUDY Tribe Cardueae (thistles) forms one of the largest tribes in the family Compositae (2400 species), with representatives in almost every continent. The greatest species richness of Cardueae occurs in the Mediterranean region where it forms an important element of its flora. New fossil evidence and a nearly resolved phylogeny of Cardueae are used here to reconst...

2009
Daniel I. Hădărugă Nicoleta G. Hădărugă Adrian Riviş Dorel Pârvu

The paper presents a molecular modeling and docking studies on the interactions between natural αand β-cyclodextrin and the main biocompounds from Compositae family plants. Both vacuum and water periodic box conditions were used for the docking experiments. A comparative study on the formation and stability of complex obtained with non-oxidized/oxidized forms of biocompounds was performed. The ...

Journal: :Molecules 2013
Xing Zheng Wei Wang Huishan Piao Weiqiang Xu Haibo Shi Chengai Zhao

The genus Gnaphalium, a herb distributed worldwide, comprises approximately 200 species of the Compositae (Asteraceae) family that belongs to the tribe Gnaphalieae. Some species are traditionally used as wild vegetables and in folk medicine. This review focuses on the phytochemical investigations and biological studies of plants from the genus Gnaphalium over the past few decades. More than 125...

Journal: :Mathematics 2023

There are several general concepts that allow obtaining explicit formulas for the coefficients of generating functions in one variable by using their powers. One such concept is application compositae functions. In previous studies, we have introduced a generalization multivariate and defined basic operations on bivariate The use these helps to obtain two variables. this paper, expand case thre...

B Nickavar G Amin N Mehregan

From the aerial parts of Tanacetum balsamita L. (Compositae) a flavonol aglycon was iso­lated using chromatographic techniques. The structure of this compound was determined using spectroscopic methods (UV, H-NMR and MS) as 3',4',5,7-Tetrahydroxy flavonol (Quercetin).

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