نتایج جستجو برای: euphorbia macrostegia
تعداد نتایج: 2247 فیلتر نتایج به سال:
Ten new ingol lathyrane-type diterpenes (1-10) and two known ingenol derivatives (11 and 12) were isolated from the aerial parts of Euphorbia royleana. The structures of 1-10 were elucidated on the basis of spectroscopic methods including 2D NMR analysis, and the structure of compound 1 was confirmed by single-crystal X-ray crystallography. Antiangiogenic effects of all compounds except for 5 w...
The objective of this study was to observe the molluscicidal activities of Euphorbia milli, known as "poysean" in Thailand, against Indoplanorbis exustus. Latex from 12 different E. milii hybrids was screened for its molluscicidal activities. Indoplanorbis exustus were exposed for 24 and 48 hours to the latex at various concentrations ranging from 6 to 25 ppm and mortality rates were recorded. ...
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ضمن مطالعات تاکسونومیک جنس euphorbia در شمال شرق ایران e. cheirolepioides مترادف با e. grossheimii قرارداده شد. همچنین گونه e. turkestanica به عنوان یک گونه نادر برای دومین بار از شمال شرق ایران گزارش می شود. پراکندگی جغرافیایی و تصاویر هر دو گونه آورده شده است
in the present work, a new branch of biotechnological advantage of the latex of an endemic perennial plant, euphorbia microsciadia has been introduced. a novel cysteine protease, designated as microsciadin, was purified from the latex of euphorbia microsciadia by a combination of sequential usage of sp-sepharose fast flow column in two different phs and a final gel filtration chromatography. mi...
Crassulacean acid metabolism (CAM) occurs in many Euphorbiaceae, particularly Euphorbia, a genus with C3 and C4 species as well. With the aim of contributing to our knowledge of the evolution of CAM in this genus, this study examined the possible occurrence of CAM in Euphorbia milii, a species with leaf succulence and drought tolerance suggestive of this carbon fixation pathway. Leaf anatomy co...
Several plants are used for their decorative effect during winter holidays. This review explores the toxic reputation and proposed management for exposures to several of those, namely poinsettia (Euphorbia pulcherrima), English holly (Ilex aquifolium), American holly (Ilex opaca), bittersweet (Solanum dulcamara), Jerusalem cherry (Solanum pseudocapsicum), American mistletoe (Phoradendron seroti...
The aim of the present study was to evaluate the acetylcholinesterase inhibitory capacity and the antioxidant properties of extracts of Euphorbia characias latex, a Mediterranean shrub. We performed a new extraction method involving the use of the trichloroacetic acid. The extract showed high antioxidant activity, was rich in total polyphenolic and flavonoid content and exhibited substantial in...
Anthropogenic activity can modify the distribution of species abundance in a community leading to appearance new dominant species. While many studies report that an alien plant which becomes increasingly change composition, plant–pollinator network structure and reproductive output native species, much less is known about become their communities. Euphorbia jolkinii Boissier (Euphorbia, hereaft...
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