Search Results - "Hermans, Jos"
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Direct electrical quantification of glucose and asparagine from bodily fluids using nanopores
Published in Nature communications (05-10-2018)“…Crucial steps in the miniaturisation of biosensors are the conversion of a biological signal into an electrical current as well as the direct sampling of…”
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2
Development of Lactococcus lactis Biosensors for Detection of Sulfur-Containing Amino Acids
Published in Frontiers in microbiology (15-07-2020)“…The sulfur-containing amino acids methionine and cysteine play an important role in food industry. These amino acids are used to confer a sulfur smell or…”
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3
Quantification of free and total desmosine and isodesmosine in human urine by liquid chromatography tandem mass spectrometry: A comparison of the surrogate-analyte and the surrogate-matrix approach for quantitation
Published in Journal of Chromatography A (24-01-2014)“…•Synthesis of deuterated- and 18O-labeled DES and IDS standards.•Method development for free and total DES and IDS analysis in human urine.•Full method…”
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4
Enhancement of amino acid production and secretion by Lactococcus lactis using a droplet-based biosensing and selection system
Published in Metabolic engineering communications (01-12-2020)“…Amino acids are attractive metabolites for the pharmaceutical and food industry field. On one hand, the construction of microbial cell factories for…”
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5
Regional Centre of Expertise (RCE) Rhine-Meuse: a cross-border network
Published in International journal of sustainability in higher education (2008)“…Purpose - The purpose of this paper is to introduce the case of the cross-border RCE Rhine-Meuse established as the first Regional Centre of Expertise (RCE) on…”
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6
Physicochemical Parameters Affecting the Electrospray Ionization Efficiency of Amino Acids after Acylation
Published in Analytical chemistry (Washington) (05-09-2017)“…Electrospray ionization (ESI) is widely used in liquid chromatography coupled to mass spectrometry (LC–MS) for the analysis of biomolecules. However, the ESI…”
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7
Online coupling of a catalytic continuous microflow reactor to mass spectrometry
Published in Talanta (Oxford) (01-01-2024)“…Flow cell reactors used for catalyst development and applications are upcoming due to their small environmental and economic footprint. Online microflow…”
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8
Effects of lysine deacetylase inhibitor treatment on LPS responses of alveolar-like macrophages
Published in Journal of leukocyte biology (23-02-2024)“…Macrophages are key immune cells that can adapt their metabolic phenotype in response to different stimuli. Lysine deacetylases are important enzymes…”
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9
Change of charge variant composition of trastuzumab upon stressing at physiological conditions
Published in Journal of Chromatography A (11-10-2021)“…•High-resolution separation of charge variants of the monoclonal antibody trastuzumab by cation-exchange chromatography and elution with pH gradient buffers…”
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10
Automated Electrical Quantification of Vitamin B1 in a Bodily Fluid using an Engineered Nanopore Sensor
Published in Angewandte Chemie International Edition (11-10-2021)“…The ability to measure the concentration of metabolites in biological samples is important, both in the clinic and for home diagnostics. Here we present a…”
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11
Nanoporous Gold Catalyst for the Oxidative N‐Dealkylation of Drug Molecules: A Method for Synthesis of N‐Dealkylated Metabolites
Published in ChemMedChem (03-06-2022)“…A novel method for the selective catalytic N‐dealkylation of drug molecules on a nanoporous gold (NPG) catalyst producing valuable N‐dealkylated metabolites…”
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12
A fully validated liquid chromatography-mass spectrometry method for the quantification of the soluble receptor of advanced glycation end-products (sRAGE) in serum using immunopurification in a 96-well plate format
Published in Talanta (Oxford) (15-05-2018)“…The study of proteins is central to unraveling (patho)physiological processes and has contributed greatly to our understanding of biological systems…”
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13
Site-specific quantification of lysine acetylation in the N-terminal tail of histone H4 using a double-labelling, targeted UHPLC MS/MS approach
Published in Analytical and bioanalytical chemistry (01-05-2016)“…We developed a targeted liquid chromatography-tandem mass spectrometry (LC-MS/MS) method for the site-specific quantification of lysine acetylation in the…”
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14
A 6-alkylsalicylate histone acetyltransferase inhibitor inhibits histone acetylation and pro-inflammatory gene expression in murine precision-cut lung slices
Published in Pulmonary pharmacology & therapeutics (01-06-2017)“…Abstract Lysine acetylations are post-translational modifications of cellular proteins, that are crucial in the regulation of many cellular processes. Lysine…”
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15
Quantitative antibody-free LC–MS/MS analysis of sTRAIL in sputum and saliva at the sub-ng/mL level
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (01-10-2016)“…•Cytokine sTRAIL was quantified at a ≈3pM (≈200pg/mL) level in saliva and sputum.•A low abundant endogenous protein LC–MS/MS quantification was performed,…”
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16
Antibody-Free LC-MS/MS Quantification of rhTRAIL in Human and Mouse Serum
Published in Analytical chemistry (Washington) (19-11-2013)“…The major challenge in targeted protein quantification by LC-MS/MS in serum lies in the complexity of the biological matrix with regard to the wide diversity…”
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17
The relevance of K i calculation for bi-substrate enzymes illustrated by kinetic evaluation of a novel lysine (K) acetyltransferase 8 inhibitor
Published in European journal of medicinal chemistry (18-08-2017)“…Histone acetyltransferases (HATs) are important mediators of epigenetic post-translational modifications of histones that play important roles in health and…”
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18
The relevance of Ki calculation for bi-substrate enzymes illustrated by kinetic evaluation of a novel lysine (K) acetyltransferase 8 inhibitor
Published in European journal of medicinal chemistry (18-08-2017)“…Histone acetyltransferases (HATs) are important mediators of epigenetic post-translational modifications of histones that play important roles in health and…”
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19
Automated Electrical Quantification of Vitamin B1 in a Bodily Fluid using an Engineered Nanopore Sensor
Published in Angewandte Chemie (11-10-2021)“…The ability to measure the concentration of metabolites in biological samples is important, both in the clinic and for home diagnostics. Here we present a…”
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20
Highly sensitive antibody-free μLC-MS/MS quantification of rhTRAIL in serum
Published in Bioanalysis (01-05-2016)“…We describe an antibody-free approach to quantify rhTRAIL (wild-type) and its closely related death receptor 4 selective variant rhTRAIL in human and murine…”
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