Results 11 to 20 of about 33,799 (304)

Comparative chemical analysis of volatile compounds of Echinops ilicifolius using hydrodistillation and headspace solid-phase microextraction and the antibacterial activities of its essential oil [PDF]

open access: yesRoyal Society Open Science, 2018
The volatile compounds from various parts of Echinops ilicifolius (Compositae) such as flowers, leaves and roots obtained by hydrodistillation (HD) and headspace solid-phase microextraction (HS-SPME) methods were subsequently analysed by GC and GC/MS and
Razieh Mohebat, Mina Zare Bidoki
doaj   +1 more source

OSMAC Strategy Integrated with Molecular Networking for Accessing Griseofulvin Derivatives from Endophytic Fungi of Moquiniastrum polymorphum (Asteraceae)

open access: yesMolecules, 2021
Three endophytic fungi isolated from Moquiniastrum polymorphum (Less.) G. Sancho (Asteraceae) were cultivated using the one strain many compounds (OSMAC) strategy to evaluate the production of griseofulvin derivatives.
Victor F. Farinella   +5 more
doaj   +1 more source

Typification of names published by Schultz “Bipontinus” in the Andryala pinnatifida complex (Cichorieae, Asteraceae), from the Canary Islands

open access: yesAnales del Jardín Botánico de Madrid, 2020
Schultz “Bipontinus” (1805-1867) described, in the Histoire Naturelle des Îles Canaries published by Webb and Berthelot in 1849, several forms of the Andryala pinnatifida complex, endemic to the Canary Islands, based on plant material collected by E ...
Maria Zita Ferreira   +2 more
doaj   +1 more source

Isolation and partial characterization of an acid phosphatase from Artemisia vulgaris pollen extract [PDF]

open access: yesJournal of the Serbian Chemical Society, 2002
An acid phosphatase from an extract of mugwort (Artemisia vulgaris) pollen was purified by a factor of 48 by a combination of ion exchange and gel-chromatography. The molecular weights of the enzyme were 76 kDa and 73 kDa, determined by gel filtration on
Ćirković-Veličković Tanja D.   +5 more
doaj   +1 more source

Hieracium micevskii (Asteraceae), a new species from North Macedonia [PDF]

open access: yesBotanica Serbica, 2022
Hieracium micevskii is described and illustrated as a species new to science from the western part of North Macedonia. Taking into consideration the morphological characteristics, its origin is assumed to be hybrid.
Aco Teofilovski
doaj   +1 more source

Compositae dermatitis

open access: yesMedicinski pregled, 2003
Introduction Compositae dermatitis is an allergic contact dermatitis caused by plant species of the Compositae family. The first report of a cutaneous reaction to the Chrysanthemum genus was made by Howe JS in 1887. In 1895 Maiden JH reported about skin lesions among men working with Tagetes minute Case reports of contact allergic-ragweed dermatitis ...
Marina, Jovanović, Mirjana, Poljacki
openaire   +3 more sources

Nueva población de Cynara tournefortii Boiss. & Reut. (Compositae) en Andalucía (S. España) [PDF]

open access: yes, 2007
New record for Cynara tournefortii Boiss. & Reut. (Compositae) in Andalusia (S. Spain)Palabras clave. Cynara tournefortii, Compositae, corología, conservación, S. España.Key words.
Jiménez Morales, María Noelia   +1 more
core   +3 more sources

Geographic distribution patterns of species of the subtribe Lychnophorinae (Asteraceae: Vernonieae)

open access: yesRodriguésia, 2021
With 119 species distributed in 19 genera, most species of the subtribe Lychnophorinae are endemic to the Espinhaço Range in central eastern Brazil.
Fábio Vitalino Santos Alves   +1 more
doaj   +1 more source

Scorzonera sensu lato (Asteraceae, Cichorieae) – taxonomic reassessment in the light of new molecular phylogenetic and carpological analyses [PDF]

open access: yes, 2020
Scorzonera comprises 180–190 species and belongs to the subtribe Scorzonerinae. Its circumscription has long been the subject of debate and available molecular phylogenetic analyses affirmed the polyphyly of Scorzonera in its wide sense.
Jones, Katy   +6 more
core   +3 more sources

Morphometric analyses and new taxonomic circumscription of South American species of Flourensia (Asteraceae, Heliantheae, Enceliinae) [PDF]

open access: yes, 2018
Flourensia (Asteraceae, Heliantheae, Enceliinae) is an amphitropical genus of resinous subshrubs, shrubs and small trees with 13 North American and 20 South American species among which disagreement on the species limits of some members still exists.
Aagesen, Lone   +3 more
core   +1 more source

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