Results 161 to 170 of about 6,221 (205)

Xanthanolides from Xanthium strumarium

Phytochemistry, 1992
Abstract An extract of aerial parts of Xanthium strumarium afforded one new sesquiterpene lactone, 2-hydroxytomentosin- 1β,5β-epoxide, in addition to many known ones.
Mangel S. Malik, Naresh K. Sangwan, Kuldip Singh Dhindsa   +2 more
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Xanthium strumarium L.

2017
111. Xanthium strumarium L., Sp. Pl.: 987. 1753 [cited in Nat. Hist. II(9): 241. 1774]. Notes. – A specimen collected by Thunberg is in the Japan herbarium in G-PREL [G00818098]. The collection was determined by Thunberg as Xanthium orientale L.
Wijnands, Dirk Onno, Heniger, Johannes, Veldkamp, Jan Frederik, Fumeaux, Nicolas, Callmander, Martin W.   +4 more
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A new thiazinedione from Xanthium strumarium

Fitoterapia, 2006
A new thiazinedione was isolated from the fruit of Xanthium strumarium. Its structure was elucidated by a combination of spectral methods.
Luping, Qin, Ting, Han, Huiliang, Li, Qiaoyan, Zhang, Hanchen, Zheng   +4 more
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Aldose Reductase Inhibitory Compounds from Xanthium strumarium

Archives of Pharmacal Research, 2013
As part of our ongoing search for natural sources of therapeutic and preventive agents for diabetic complications, we evaluated the inhibitory effects of components of the fruit of Xanthium strumarium (X. strumarium) on aldose reductase (AR) and galactitol formation in rat lenses with high levels of glucose.
Ha Na, Yoon, Min Young, Lee, Jin-Kyu, Kim, Hong-Won, Suh, Soon Sung, Lim   +4 more
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Xanthium strumarium

2006
Enthält 5 Bilder der Gewöhnlichen Spitzklette.
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Xanthium strumarium var. strumarium Linnaeus 1753

2007
Published as part of Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part X), pp. 928-930 in Order out of Chaos. Linnaean Plant Types and their Types, London :Linnaean Society of London in association with the Natural History Museum on page 928, DOI: 10.5281/zenodo ...
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Two new compounds fromXanthium strumarium

Journal of Asian Natural Products Research, 2015
One new lignan, fructusol A (1), and one new thiazine derivative, 2-hydroxy-xanthiazone (2), along with eight known ones, were isolated from the seeds of Xanthium strumarium. The structures of new compounds were elucidated on the basis of extensive spectroscopic methods.
Rong-Hua, Yin, Xue, Bai, Tao, Feng, Ze-Jun, Dong, Zheng-Hui, Li, Ji-Kai, Liu   +5 more
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A xanthanolide from Xanthium strumarium

Phytochemistry, 1994
Abstract In addition to known xanthanolides, a new one has been isolated from the leaves of Xanthium strumarium . Its structure was established on chemical and spectroscopic grounds.
V.K. Saxena, S.K. Mondal
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Cotyledonary Senescence of Xanthium strumarium Linn

Botanical Gazette, 1974
Cotyledonary senescence of Xanthium strumarium was delayed by removal of the supracotyledonary shoot, and this delay was accompanied by an increase in dry weight and surface area of cotyledons. Gibberellic acid (GA3) was found to enhance cotyledonary senescence and benzyladenine to retard it.
K. K. Gupta, S. K. Chatterjee
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Apical Dominanace inXanthium strumarium

Journal of Experimental Botany, 1973
The influence of the spectral distribution of illumination on the gibberellin, cytokinin, auxin, and abscisic acid levels and the correlation with the degree of branching in Xanthium strum arium is presented and discussed. Gibberellins do not appear to play a major role in apical dominance but may be important for bud extension following the initial ...
D. J. TUCKER, T. A. MANSFIELD
openaire   +1 more source