Analytical Chemistry News

A convenient approach for the determination multiple trace BPs by using in-syringe-assisted solid phase microextraction system packed with elastic spongy graphene rod coupled with HPLC

RSC - Anal. Methods latest articles - Mon, 04/10/2017 - 12:33
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00352H, PaperLingling Wang, Qi Li, Lei Zhang
The elastic cylindrical three-dimensional porous spongy graphene rod (3D-PSGR) was synthetized by a facile one-step hydrothermal method and applied in a syringe system as a solid phase adsorbent for extraction...
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Fabrication of A Quinone Containing Layer on Gold Nanoparticles Directed To A Label-Free and Reagentless Electrochemical miRNAs Sensor

RSC - Anal. Methods latest articles - Mon, 04/10/2017 - 05:30
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00665A, PaperHoang Vinh TRAN, Nghia Duc Nguyen, Benoit Piro, Luyen Thi Tran
In this work, we report a simple electrochemical method to fabricate of label-free and reagentless electrochemical sensor for microRNAs detection based on self-assembly of a multifunctional layer on gold nanoparticles-modified...
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In-situ derivatization for double confirmation of 2C-C in oral fluids by ion mobility spectrometry

RSC - Anal. Methods latest articles - Mon, 04/10/2017 - 05:30
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00637C, PaperJuan Torres, Sergio Armenta, Francesc A. Esteve-Turrillas, Miguel de la Guardia
Ion mobility spectrometry (IMS) is a powerful tool to carry out quick and sensitive detection of illicit activities and has been employed for the determination of the psychedelic drug 2,5-dimethoxy-4...
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Rapid screening of pancreatic lipase inhibitors from Monascus-fermented rice by ultrafiltration liquid chromatography-mass spectrometry

RSC - Anal. Methods latest articles - Mon, 04/10/2017 - 05:30
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00777A, PaperYu-Xiang Fang, Song Huipeng, Jin-Xiu Liang, Ping Li, Hua Yang
Ultrafiltration liquid chromatography-mass spectrometry (UF-LC-MS), affinity-guided isolation, and molecular docking were integrated into one strategy for screening of enzyme inhibitors from functional foods. UF-LC-MS facilitated the rapid characterization of ligands...
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A user-friendly guide to the optimum ultraviolet photolithographic exposure and greyscale dose of SU-8 photoresist on common MEMS, microsystems, and microelectronics coatings and materials

RSC - Anal. Methods latest articles - Fri, 04/07/2017 - 09:56

Anal. Methods, 2017, Advance Article
DOI: 10.1039/C7AY00564D, PaperMatthieu Gaudet, Steve Arscott
We provide here a user-friendly guide to find the optimum i-line (365 nm) photolithographic exposure dose of an arbitrary thickness of SU-8 on various substrate materials and thin film coatings used in MEMS, microsystems and microelectronics technologies: semiconductors, 2D materials (graphene and MoS2) plastics, glass, metals and ceramics.
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Analysis of changes in glycan composition of serum, cytosol and membrane glycoprotein biomarkers of colorectal cancer by lectin-based protein microarray

RSC - Anal. Methods latest articles - Fri, 04/07/2017 - 09:56
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY00159B, PaperMartina Zamorova, Alena Holazova, Goran Miljus, Dragana Robajac, Milos Sunderic, Vesna Malenkovic, Blagoje Dukanovic, Peter Gemeiner, Jaroslav Katrlik, Olgica Nedic
The altered glycosylation of proteins is one of the cancer-related markers and monitoring of glycosylation status can significantly increase the informative value of protein biomarkers. Herein is presented the analytical...
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