نتایج جستجو برای: vinca minor l
تعداد نتایج: 694533 فیلتر نتایج به سال:
PREMISE OF THE STUDY Polymorphic microsatellite markers were developed in Vinca minor (Apocynaceae) to evaluate the level of clonality, population structure, and genetic diversity of the species within its native and introduced range. METHODS AND RESULTS A total of 1371 microsatellites were found in 43,565 reads from 454 pyrosequencing of genomic V. minor DNA. Additional microsatellite loci w...
Cucumber mosaic virus (CMV) is a cosmopolitan virus which may also have small satellite RNAs (satRNA) associated with it affecting symptom development. Vinca minor (periwinkle) plants exhibiting subtle mosaic symptoms tested positive for CMV by enzyme linked immunosorbent assay (ELISA). Double-stranded ribonucleic acid (dsRNA) analysis of CMV-Vinca field isolates in Nicotiana tabacum ‘Glurk’ su...
This study investigated the antimicrobial activity as well as some phytochemical analysis of ethanol and diethyl ether extracts from plant species Vinca minor L. In vitro antimicrobial activity of extracts was studied on 20 strains of microorganisms (16 bacteria and four yeasts). Testing was performed by microdilution method and minimum inhibitory concentration (MIC) and minimum microbicidal co...
An integrated process coupling solid-liquid extraction and liquid-membrane preconcentration of vincamine was studied. The effect of the ratios solid phase/extractant volume and extractant volume/liquid membrane volume on the mass transfer rate and efficiency of vincamine removal were estimated. It was found that the transfer rate and removal efficiency of the alkaloid were higher with smaller q...
Lesser Periwinkle (Vinca minor L.), a member of Apocynaceae, is not only an ornamental plant with lilac-blue flowers, but also a medical plant producing an important alkaloid, vincamine, found in the leaves which shows a pronounced cerebrovasodilatory and neuroprotective activity. This plant is native to northern Spain, western France, central and southern Europe, and Caucasus. It has been rece...
Lesser Periwinkle (Vinca minor L.), a member of Apocynaceae, is not only an ornamental plant with lilac-blue flowers, but also a medical plant producing an important alkaloid, vincamine, found in the leaves which shows a pronounced cerebrovasodilatory and neuroprotective activity. This plant is native to northern Spain, western France, central and southern Europe, and Caucasus. It has been rece...
Application of green walls still has not attracted interest among the contractors and people, and this can be due to poor growing performance of the plants on these systems. This study investigated the effect of four growing media types (30% cocopeat + 65% perlite + 5% vermicompost, 30% soil + 65% perlite + 5% vermicompost, 30% mushroom compost + 65% perlite + 5% vermicompost and regular soil a...
Lesser Periwinkle (Vinca minor L.), a member of Apocynaceae, is not only an ornamental plant with lilac-blue flowers, but also a medical plant producing an important alkaloid, vincamine, found in the leaves which shows a pronounced cerebrovasodilatory and neuroprotective activity. This plant is native to northern Spain, western France, central and southern Europe, and Caucasus. It has been rece...
On direct comparison by TLC and IR we established that the alkaloids A-5 and A-4, first isolated from Vinca herbacea W. K . 1 are identical to the oxindole alkaloid majdine (I), later isolated from Vinca major L. 2' 3 and with its isomer isomajdine (II), prepared by heating of (I) in acetic anhydride 2. Based upon some spectroscopic evidence it was claimed2, that majdine was a diastereomer of c...
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