Results 51 to 60 of about 34,285 (260)

Characterization of Adulteration of "Espinheira Santa" ( Maytenus ilicifolia and Maytenus aquifolium, Celastraceae) Hydroalcoholic Extracts with Sorocea bomplandii ( Moraceae) by High-Performance Thin Layer Chromatography [PDF]

open access: yes, 1998
A HPTLC procedure for the characterization of adulteration of " espinheira santa ( Maytenus sp) with Sorocea bomplandii by monitoring their flavonoid content with the aid of diphenylboric reagent, is presented. HPTLC data showed the predominance of higly
Angenot, Luc   +3 more
core   +1 more source

A Green RP-HPTLC-Densitometry Method for the Determination of Diosmin in Pharmaceutical Formulations

open access: yesProcesses, 2020
Green analytical technologies for the determination of a bioactive compound diosmin (DIOM) in the real samples of pharmaceutical formulations and biological fluids are scarce in literature.
A. Foudah   +5 more
semanticscholar   +1 more source

In vitro regeneration of Solanum nigrum with enhanced solasodine production

open access: yesBiologia Plantarum, 2010
High frequency of shoot formation was achieved from Solanum nigrum L. leaves on Murashige and Skoog (MS) medium without any callusing stage. Shoot forming ability was more pronounced on leaves positioned dorsally.
M. A. Bhat   +3 more
doaj   +1 more source

Macroscopical and microscopical analysis of selected Indian medicinal plants and HPTLC method for quantification of chemical markers in a polyherbal formulation [PDF]

open access: yesJournal of Pharmacy & Pharmacognosy Research, 2022
Context: Pharmacognostical standardization of crude drugs is essential before carrying out its scientific validation as it furnishes the identity and authenticity of the plant.
Karunanithi Shalini, Kaliappan Ilango
doaj  

An improved phylogeny and revised taxonomy of Catillariaceae (Lecanoromycetes, Ascomycota)

open access: yesTAXON, EarlyView.
Abstract The boundaries of the family Catillariaceae have largely remained untested through phylogenetic methods. Recent studies have led to the transfer of several genera previously classified in Catillariaceae to the newly described family Leprocaulaceae. Despite these changes, the distinction between Catillariaceae, Leprocaulaceae, and Catinariaceae
Måns Svensson   +2 more
wiley   +1 more source

Mineral Composition, Antioxidant, Anti-Urease, and Antibiofilm Potential of Juglans Regia Leaves and Unripe Fruits

open access: yesActa Universitatis Cibiniensis. Series E: Food Technology, 2022
The leaves and unripe fruits from 5 walnut clones were tested in terms of mineral composition, antioxidant activity, and the inhibitory effect on model urease.
Miłek Michał   +6 more
doaj   +1 more source

Production of cyathane type secondary metabolites by submerged cultures of Hericium erinaceus and evaluation of their antibacterial activity by direct bioautography [PDF]

open access: yes, 2015
Background Fungi of the phylum Basidiomycota are well-known to form a broad spectrum of biologically active secondary metabolites, especially low molecular weight compounds such as terpenoids.
Morlock, Gertrud   +2 more
core   +1 more source

Natural‐based antioxidants in cosmeceuticals: Extraction, bioavailability and skin ageing applications

open access: yesInternational Journal of Cosmetic Science, EarlyView.
Natural antioxidants from plants, fruits, seeds and fungi combat ageing by neutralizing free radicals, boosting collagen and protecting against UV damage. Enhanced by green extraction and smart delivery systems, they offer powerful anti‐inflammatory and antimicrobial benefits.
Hossein Omidian   +2 more
wiley   +1 more source

A New Phytochemical Screening Programme used for Crops grown with Organic and Conventional Methods [PDF]

open access: yes, 2002
A broad screening programme, covering the most general phytochemical groups of compounds, was developed on the basis of Thin Layer Chromatography (TLC).
Brandt, Kirsten   +4 more
core  

High Performance Thin-Layer Chromatography of Plant Ecdysteroids Coupled with Desorption Electrospray Ionisation–Ion Mobility–Time of Flight High Resolution Mass Spectrometry (HPTLC/DESI/IM/ToFMS)

open access: yesChromatographia, 2020
The use of high performance thin-layer chromatography (HPTLC) in combination with high resolution time of flight mass spectrometry (MS) for the detection, identification and imaging (HPTLC/MSI) of ecdysteroids (insect moulting hormones) present in a ...
E. Claude   +4 more
semanticscholar   +1 more source

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