The aim of this paper is to present a comprehensive overview of the main aims and scopes
in screening of botanicals, a task of which thin-layer chromatography (TLC) is, on an …

Pyrrolizidine alkaloids (PAs) in food and natural preparations have received widespread
attention due to their hepatotoxicity, genotoxicity, and embryotoxicity. Mass spectrometry …

As natural products with biological activity, the quality of traditional Chinese medicines
(TCM) is the key to their clinical application. Fingerprints based on the types and contents of …

The combination of planar chromatography with desorption/ionization mass-spectrometry
(MS) techniques provides chemists with unique tools for fast and simple separation of …

The combination of new noble metal nanomaterials and surface enhanced Raman
scattering (SERS) technology has become a new strategy to solve the problem of low …

N-nitrosamines (NAs) are prevalent mutagenic impurities in various consumer products.
Their discovery in valsartan-containing medicines in 2018 prompted global regulatory …

Herbal medicines (HMs) have been utilized to prevent and treat human ailments for
thousands of years. Especially, HMs have recently played a crucial role in the treatment of …

Abstract Ethnopharmacological relevance Traditional Chinese medicines (TCMs) have
made great contributions to the prevention and treatment of human diseases in China, and …

Direct analysis in real time (DART) represents a new generation of ionization techniques
that are used to rapidly ionize small molecules under ambient environments. The …

Due to the complexity of existing substrate preparation processes and the poor
reproducibility of substrates prepared from a single material, a highly reliable and low-cost …