A fast, simple method for the determination of nicotine and its metabolites in human saliva was developed and validated in this paper.Human saliva was colle
Reversed phase/ion exchange mixed-mode liquid chromatography plays a significant role in the separation of natural products, peptides and proteins.In this w
With the development of food industry, numerous food processing technologies were used to enrich the food flavors, improve the color and extend the life of
Reversible protein phosphorylation plays vital roles in signal transduction, cell cycle, gene expression and enzymatic regulation.Thus, characterization of
A key technical challenge confronting the comprehensive analysis of complex protein mixtures is the dynamic range of protein abundances that spans over 10 o