[HTML][HTML] A review on the immobilization of pepsin: A Lys-poor enzyme that is unstable at alkaline pH values

R Morellon-Sterling, O Tavano, JM Bolivar… - International journal of …, 2022 - Elsevier
Pepsin is a protease used in many different applications, and in many instances, it is utilized
in an immobilized form to prevent contamination of the reaction product. This enzyme has …

[HTML][HTML] Immobilized-enzyme reactors integrated into analytical platforms: Recent advances and challenges

B Wouters, SA Currivan, N Abdulhussain… - TrAC Trends in …, 2021 - Elsevier
Immobilized-enzyme reactors (IMERs) are flow-through devices containing enzymes that are
physically confined or localized with retention of their catalytic activities. IMERs can be used …

Optical imaging probes for selective detection of butyrylcholinesterase

M Dirak, J Chan, S Kolemen - Journal of Materials Chemistry B, 2024 - pubs.rsc.org
Butyrylcholinesterase (BChE), a member of the human serine hydrolase family, is an
essential enzyme for cholinergic neurotransmission as it catalyzes the hydrolysis of …

[HTML][HTML] Poisoning by organophosphorus nerve agents and pesticides: an overview of the principle strategies and current progress of mass spectrometry-based …

H John, H Thiermann - Journal of mass spectrometry and advances in the …, 2021 - Elsevier
Intoxication by organophosphorus (OP) poisons, like nerve agents and pesticides, is
characterized by the life-threatening inhibition of acetylcholinesterase (AChE) caused by …

Chromatographic analysis of chemical warfare agents and their metabolites in biological samples

Z Witkiewicz, S Neffe - TrAC Trends in Analytical Chemistry, 2020 - Elsevier
The objective of this study is to present and critically analyze the current state of knowledge
on the chromatographic analysis of chemical warfare agents (CWAs) and their metabolites …

[HTML][HTML] Recent advances in on-line upfront devices for sensitive bioanalytical nano LC methods

H Roberg-Larsen, SR Wilson, E Lundanes - TrAC Trends in Analytical …, 2021 - Elsevier
Nano liquid chromatography-mass spectrometry (nLC-MS), is often a tool of choice for the
analysis of very limited samples, especially in proteomics. Although highly powerful in itself …

Selective fishing for peptides with antibody-immobilized acrylate monoliths, coupled online with nanoLC-MS

MCS Levernæs, OK Brandtzaeg… - Analytical …, 2018 - ACS Publications
An online microfluidics-mass spectrometry platform was developed for determining
proteotypic peptides from in-solution digested samples. Accelerated and selective sample …

[HTML][HTML] On-line duplex molecularly imprinted solid-phase extraction for analysis of low-abundant biomarkers in human serum by liquid chromatography-tandem mass …

N McKitterick, TC Bicak, MA Switnicka-Plak… - … of Chromatography A, 2021 - Elsevier
In the present work, a pair of molecularly imprinted polymers (MIPs) targeting distinct peptide
targets were packed into trap columns and combined for automated duplex analysis of two …

Protein adduct binding properties of tabun-subtype nerve agents after exposure in vitro and in vivo

F Fu, H Liu, R Gao, P Zhao, X Lu, R Zhang, L Wang… - Toxicology Letters, 2020 - Elsevier
Upon entering the body, nerve agents can bind active amino acid residues to form
phosphonylated adducts. Tabun derivatives (O-alkyl-N, N-dialkyl …

Purification of human butyrylcholinesterase from frozen Cohn fraction IV-4 by ion exchange and Hupresin affinity chromatography

LM Schopfer, O Lockridge, E David, SH Hinrichs - PLoS One, 2019 - journals.plos.org
Human butyrylcholinesterase (HuBChE) is being developed as a therapeutic for protection
from the toxicity of nerve agents. An enriched source of HuBChE is Cohn fraction IV-4 from …