نتایج جستجو برای: hptlc fingerprinting

تعداد نتایج: 10503  

2014
J. V. Lamouroux T. S. Subha

To establish the fingerprint profile of Lobophora variegata using high performance thin layer chromatography (HPTLC) technique. HPTLC studies were carried out using CAMAG HPTLC system equipped with Linomat V applicator; TLC scanner 3, Reprostar 3 and WIN CATS-4 software were used. HPTLC finger printing of methanolic extract of Lobophora variegata revealed 9 peaks with Rf values in the range of ...

2006
T. Halkina J. Sherma

Commercial precoated thin-layer chromatography (TLC) and highperformance TLC (HPTLC) plates with spherical or irregular particles have been compared on the basis of theoretical plate number (N), resolution (R), linearity, development time, and limit of sensitivity for analysis of a multicomponent analgesic tablet in the fluorescence quenching mode and analysis of a five-component dye mixture in...

Journal: :Indian Journal of Natural Products and Resources 2023

Allium wallichii (A. wallichii) Kunth is considered one of the underutilised, threatened, and unexplored medicinal plant species having several beneficial health-promoting actions. Moreover, being so popularised in both ethnobotanical traditional systems, still, less studied terms proper pharmacognostic standardisation. The main objective current work to establish standard pharmacognostic, phys...

2001

Products for thin layer chromatography Ready-to-use layers for TLC Summary of MN ready-to-use layers for TLC 263 – 265 TLC ready-to-use layers with standard silica 266 – 269 TLC ready-to-use layers with concentrating zone 269 HPTLC ready-to-use layers with nano silica 269 – 271 Nano plates with extremely thin silica layer 271 TLC and HPTLC plates with modified silica layers 272 – 277 HPTLC read...

2016
Lena Morschheuser Hauke Wessels Christina Pille Judith Fischer Tim Hünniger Markus Fischer Angelika Paschke-Kratzin Sascha Rohn

Protein analysis using high-performance thin-layer chromatography (HPTLC) is not commonly used but can complement traditional electrophoretic and mass spectrometric approaches in a unique way. Due to various detection protocols and possibilities for hyphenation, HPTLC protein analysis is a promising alternative for e.g., investigating posttranslational modifications. This study exemplarily focu...

2012
Homayon Ahmad Panahi Hossein Sid Kalal Atyeh Rahimi

A high performance thin layer chromatography system (HPTLC) for the separation of vitamin B2 and B12 has been developed. The separation was successfully using a solvent system of methanol, water, ammonia 7.3.1 (V/V) as mobile phase on HPTLC plates impregnated with boric acid. The effect of other mobile phases on the separation of vitamins was also examined. The method is based on different beha...

Journal: :Food technology and biotechnology 2016
Fatma Sezer Senol Anita Ankli Eike Reich Ilkay Erdogan Orhan

Inhibitory activity of thirty-one ethanol extracts obtained from albedo, flavedo, seed and leaf parts of 17 cultivars of Citrus species from Turkey, the bark and leaves of Olea europaea L. from two locations (Turkey and Cyprus) as well as caffeic acid and hesperidin was tested against acetylcholinesterase (AChE) and butyrylcholinesterase (BChE), related to the pathogenesis of Alzheimer's diseas...

2014
Leena Seasotiya Priyanka Siwach Anupma Malik Sheema Bai Pooja Bharti Sunita Dalal

The present study was aimed to develop the high performance thin layer chromatography (HPTLC) finger print profile of methanol and ethyl acetate extracts of leaves of Cassia fistula. Chromatographic technique was used for separation of components from different extracts of leaves. This study was planned to develop a HPTLC fingerprint profile of extracts in different solvents such as petroleum e...

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