نتایج جستجو برای: euphorbia macrostegia

تعداد نتایج: 2247  

Journal: :International Journal For Multidisciplinary Research 2023

Methanol extracts from the leaves and stems of Euphorbia microphylla Linn milii were investigated for their activity against Fasciola gigantica, Taenia solium Pheritima pasthuma, respectively. Five concentrations (10–100mg/ml) each extract studied in bioassay, which involved determination time paralysis death worms. All exhibited con-siderable anthelmintic activities, order sensitivity to worms...

DOR: 98.1000/2383-1251.1397.5.71.9.1.1575.1605 Extended abstract Introduction: Generally speaking, plants contain various organic compounds which could influence the behavior of plant communities. These compounds are basically secondary metabolites which are found in various parts of plants such as rhizomes, roots, stems, leaves, flowers, fruits and seeds. The objective of the present st...

Journal: :Pure and Applied Chemistry 1981

In this study, the branch, leaves, flowers, roots and mixed all parts of different nine Euphorbia species were analyzed for their trace element contents by using ICP-MS. The samples were digested by concentrated nitric acid and hydrogen peroxide in a microwave by ICP-MS before the analysis. The accuracy and precision of the method was evaluated by CRM 1573a Tomato Leaves. Trace element contents...

Journal: :JAMA: The Journal of the American Medical Association 1891

2014
Hanane Farah Abdellah Ech-chahad Abdeslam Lamiri

The synthesis of a series of euphorbioside derivatives is described, starting from euphorbioside isolated from fresh latex of Euphorbia resinifera Berg. Their structures have been established on the basis of spectral data. All compounds were evaluated for antibacterial activities against Escherichia coli and Staphyloccus aureus strains and antifungal activity against Candida albicans and Asperg...

Journal: :Plant physiology 1958
S Asen

Lawrence et al (4) identified the red pigment in bracts of poinsettia as an anthocyanin. The methods employed served to identify the principal anthocyanidin (cyanidin), but not the sugar moiety. Blank (2), Robinson and Robinson (5, 6, 7), and Scott-'Moncrieff (8) reported that variation in the sugar moiety of the anthocyanin pigment affected color. They found that monoglycosides were redder tha...

Journal: :Molecules 2012
Jing Xu Daqing Jin Ping Guo Chunfeng Xie Lingzhi Fang Yuanqiang Guo

Three new myrsinol diterpenes were isolated from the roots of Euphorbia prolifera. Their structures were elucidated as 2α-O-isobutyryl-3β,5α,7β,10,15β-penta-O-acetyl-14α-O-benzoyl-10,18-dihydromyrsinol (1), 2α-O-isobutyryl-3β-O-propion-yl-5α,7β,10,15β-tetra-O-acetyl-10,18-dihydromyrsinol (2), and 2α,14α-di-O-benzoyl-3β,5α,7β,10,15β-penta-O-acetyl-10,18-dihydromyrsinol (3) on the basis of spectr...

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