نتایج جستجو برای: hptlc fingerprint

تعداد نتایج: 15647  

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: :Planta medica 2018
Débora Arruda Frommenwiler Jonghwan Kim Chang-Soo Yook Thi Thu Trang Tran Salvador Cañigueral Eike Reich

The quality of herbal drugs is usually controlled using several tests recommended in a monograph. HPTLC is the method of choice for identification in many pharmacopoeias. If combined with a suitable reference material for comparison, HPTLC can provide information beyond identification and thus may simplify quality control. This paper describes, as a proof of concept, how HPTLC can be applied to...

M. H. Ghassemian Yazdi,

Manual fingerprint classification algorithms are very time consuming, and usually not accurate. Fast and accurate fingerprint classification is essential to each AFIS (Automatic Fingerprint Identification System). This paper investigates a fingerprint classification algorithm that reduces the complexity and costs associated with the fingerprint identification procedure. A new structural algorit...

Journal: :The Indian journal of medical research 2010
Priyamvada Sharma M M Bharath Pratima Murthy

BACKGROUND & OBJECTIVES Cannabis is one of the most commonly abused drugs worldwide. There is a distinct clinical correlation between cannabis abuse and mental disorders. However, it is essential to establish cannabis intake in the abusers in order to establish causality between cannabis and psychiatric illness. The limitations of current detection methods using commercial cassettes prompted us...

Journal: :Journal of Chromatography A 2021

• First time HPTLC- Fusarium avenaceum bioassay using mycelium suspension HPTLC-EDA combined with HPTLC-DART-HRMS and HPTLC-ESI-HRMS Preparative-scale isolation of eight multipotent clerodane diterpenes cholinesterase, glucosidase, amylase microbial inhibitory potential compounds Giant goldenrod ( Solidago gigantea Ait.) root extract was screened for bioactive by high-performance thin-layer chr...

2014
Longgang Guo Shuai Sun He Li Ruiyin Wang Xinjun Xu Peishan Xie

Conventional quantity determination of Chinese herbal medicines by High-Performance ThinLayer Chromatography (HPTLC) must be carried out on a TLC scanner for measuring the marker component on the HPTLC plate. Generally the HPTLC image of the herbal drug always takes the photograph as the permanent visual document. Considering the photo of the HPTLC image preserving all the visual quality-relate...

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