Search Results - "Choi, Man H"
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The mucinous domain of pancreatic carboxyl-ester lipase (CEL) contains core 1/core 2 O-glycans that can be modified by ABO blood group determinants
Published in The Journal of biological chemistry (14-12-2018)“…Carboxyl-ester lipase (CEL) is a pancreatic fat-digesting enzyme associated with human disease. Rare mutations in the CEL gene cause a syndrome of pancreatic…”
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Metabolic alteration of urinary steroids in pre- and post-menopausal women, and men with papillary thyroid carcinoma
Published in BMC cancer (08-08-2011)“…To evaluate the metabolic changes in urinary steroids in pre- and post-menopausal women and men with papillary thyroid carcinoma (PTC). Quantitative steroid…”
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Identification of biomarkers for endometriosis in plasma from patients with endometriosis using a proteomics approach
Published in Molecular medicine reports (01-08-2014)“…The present study aimed to examine potential biomarkers for the diagnosis of endometriosis. A plasma-based proteomic approach, including 2-dimentional…”
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Two-Dimensional Protein Separation with Advanced Sample and Buffer Isolation Using Microfluidic Valves
Published in Analytical chemistry (Washington) (01-08-2004)“…Methods are described to achieve more efficient multidimensional protein separation in a microfluidic channel. The new methods couple isoelectric focusing…”
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Validated quantification for selective cellular uptake of ginsenosides on MCF-7 human breast cancer cells by liquid chromatography-mass spectrometry
Published in Analytical and bioanalytical chemistry (01-04-2010)“…The cellular behavior of ginsenosides on cancer cells has not been measured directly despite their potent anticancer activities and biological actions. A…”
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Evaluation of Nanoporous Gold with Controlled Surface Structures for Laser Desorption Ionization (LDI) Analysis: Surface Area Versus LDI Signal Intensity
Published in Journal of the American Society for Mass Spectrometry (01-09-2012)“…The structural effect of a nanoporous gold (NPG) surface on the signal intensities of laser desorption ionization-mass spectrometry (LDI-MS) were investigated…”
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Metabolomic Approach To Evaluate the Toxicological Effects of Nonylphenol with Rat Urine
Published in Analytical chemistry (Washington) (15-08-2007)“…Metabolomics has focused on toxicological applications to (1) understand the mechanisms of toxicity, (2) identify novel biomarkers of toxicity, and (3) provide…”
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Cellular uptake of ginsenosides in Korean white ginseng and red ginseng and their apoptotic activities in human breast cancer cells
Published in Planta medica (01-01-2011)“…Panax ginseng has been reported to have cancer-preventive properties and, through anti-inflammatory, antioxidant, and pro-apoptotic mechanisms, to influence…”
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Systematic Error in Gas Chromatography-Mass Spectrometry― Based Quantification of Hydrolyzed Urinary Steroids
Published in Cancer epidemiology, biomarkers & prevention (01-02-2010)“…Gas chromatography-mass spectrometry-based metabolite profiling can lead to an understanding of various disease mechanisms as well as to identifying new…”
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Characterization of testosterone 11β-hydroxylation catalyzed by human liver microsomal cytochromes P450
Published in Drug metabolism and disposition (01-06-2005)“…A combination of accelerator mass spectrometry (AMS) and liquid chromatography-tandem mass spectrometry has been used to clarify some new aspects of…”
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Validated gas chromatographic–mass spectrometric analysis of urinary cannabinoids purified with a calcium-hardened β-cyclodextrin polymer
Published in Journal of Chromatography A (12-09-2008)“…A comprehensive solid-phase extraction (SPE) technique based on the formation of an inclusion complex between β-cyclodextrin (βCD) and cannabinoids including Δ…”
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Metabolic alterations of DHEA and cholesterol sulphates in the hair of patients with acne measured by liquid chromatography-mass spectrometry
Published in Experimental dermatology (01-07-2010)“…Please cite this paper as: Metabolic alterations of DHEA and cholesterol sulphates in the hair of patients with acne measured by liquid chromatography–mass…”
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Metabolic significance of bisphenol A-induced oxidative stress in rat urine measured by liquid chromatography-mass spectrometry
Published in Journal of applied toxicology (01-03-2009)“…Modified nucleosides are formed by DNA repair as a result of oxidative DNA damage and post‐transcriptionally modified tRNA in cells. In the present study,…”
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Inclusion complex-based solid-phase extraction of steroidal compounds with entrapped p-cyclodextrin polymer
Published in Steroids (2008)Get full text
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Measurement of corticoids in the patients with clinical features indicative of mineralocorticoid excess
Published in Clinica chimica acta (01-06-2002)“…Background: A method for the measurement of five important serum and urinary corticoids on the syndrome of mineralcorticoid excess is reported. The methodology…”
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Biochemical Roles of Testosterone and Epitestosterone to 5α-Reductase as Indicators of Male-Pattern Baldness
Published in Journal of investigative dermatology (01-01-2001)“…In establishing a theory to predict male-pattern baldness, we investigated the correlation of testosterone, epitestosterone, and dihydrotestosterone with…”
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Improved detectability in pharmacokinetic study of tibolone by gas chromatography-high resolution mass spectrometry with selected ion monitoring
Published in Talanta (Oxford) (15-08-2006)“…A combination of high resolution mass spectrometry (HRMS) and gas chromatography has been used to improve sensitivity and selectivity in pharmacokinetic study…”
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