Clinical Pathology Medical Director, Southeast Region, Quest Diagnostics
Pathology
Dr. Glen L. Hortin, MD
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Dr. Glen L. Hortin works in the field of Pathology. He attended Washington University School of Medicine in St. Louis. Doctor Glen L. Hortin, MD has written publications. He has 100 publications published with PubMed. The lastest paper is: 'Automated enzymatic analysis of inulin.'
Publications
- Albumin adsorption onto surfaces of urine collection and analysis containers.
- Introduction: Advances in protein analysis for the clinical laboratory.
- Impact of blood collection devices on clinical chemistry assays.
- Introduction to urinalysis: historical perspectives and clinical application.
- Comparison of urinary albumin quantification by immunoturbidimetry, competitive immunoassay, and protein-cleavage liquid chromatography-tandem mass spectrometry.
- High-abundance polypeptides of the human plasma proteome comprising the top 4 logs of polypeptide abundance.
- Of immunounreactive urinary albumin and unicorns.
- Reactivity of urinary albumin (microalbumin) assays with fragmented or modified albumin.
- Quality control of serum albumin depletion for proteomic analysis.
- A new era in protein quantification in clinical laboratories: application of liquid chromatography-tandem mass spectrometry.
- Bound homocysteine, cysteine, and cysteinylglycine distribution between albumin and globulins.
- Oral glucosamine for 6 weeks at standard doses does not cause or worsen insulin resistance or endothelial dysfunction in lean or obese subjects.
- Proteomics: a new diagnostic frontier.
- The MALDI-TOF mass spectrometric view of the plasma proteome and peptidome.
- Coelution of other proteins with albumin during size-exclusion HPLC: Implications for analysis of urinary albumin.
- Diverse range of small peptides associated with high-density lipoprotein.
- Ant colony optimization for biomarker identification from MALDI-TOF mass spectra.
- Immunoassay interference by a commonly used blood collection tube additive, the organosilicone surfactant silwet L-720.
- Cross-reactivity of amino acids and other compounds in the biuret reaction: interference with urinary peptide measurements.
- False-negative result for cocaine metabolites on a lateral-flow drug test slide corrected by dilution.
- Effect of blood collection tubes on total triiodothyronine and other laboratory assays.
- Can mass spectrometric protein profiling meet desired standards of clinical laboratory practice?
- Potential interferences from blood collection tubes in mass spectrometric analyses of serum polypeptides.
- Size-selective extraction of peptides from urine for mass spectrometric analysis.
- Prolactinomas.
- New markers for kidney disease.
- Parameters of coagulant and fibrinolytic capacity and activity in postmenopausal women: within-subject variability.
- Substrate size selectivity of 20S proteasomes: analysis with variable-sized synthetic substrates.
- Indinavir-associated interstitial nephritis and urothelial inflammation: clinical and cytologic findings.
- Diagnostic potential for urinary proteomics.
- Analysis of molecular forms of albumin in urine.
- Taking a new biomarker into routine use--a perspective from the routine clinical biochemistry laboratory.
- Improved detection of intact tyrosine sulfate-containing peptides by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry in linear negative io...
- Photolysis of bilirubin in serum specimens exposed to room lighting.
- Current issues in measurement and reporting of urinary albumin excretion.
- Urine albumin measurement: effects of urine matrix constituents.
- Proteinuria without albuminuria: urinary protein excretion by a subset of patients with burn injuries.
- The dynamic range problem in the analysis of the plasma proteome.
- Pseudohyperphosphatemia associated with high-dose liposomal amphotericin B therapy.
- Enrichment of low molecular weight fraction of serum for MS analysis of peptides associated with hepatocellular carcinoma.
- Differential effect of blood collection tubes on total free fatty acids (FFA) and total triiodothyronine (TT3) concentration: a model for studying interference from tu...
- Inflammatory protein profile during systemic high dose interleukin-2 administration.
- Intraoperative parathyroid hormone testing: survey of testing program characteristics.
- Overestimation of urinary peptide excretion.
- Partner characteristics, intensity of the intercourse, and semen exposure during use of the female condom.
- Efficacy of the female condom as a barrier to semen during intercourse.
- Utilization, reliability, and clinical impact of point-of-care testing during critical care transport: six years of experience.
- Performance evaluation of blood glucose monitoring devices.
- Peak selection from MALDI-TOF mass spectra using ant colony optimization.
- [Current issues in measurement and reporting of urinary albumin excretion].
- Macroamylases: differences in activity against various-size substrates.
- Macroamylases: differences in activity against various-sized substrates.
- Preparation of soluble peptide libraries: application to studies of platelet adhesion sequences.
- Lectin affinity chromatography of proteins bearing O-linked oligosaccharides: application of jacalin-agarose.
- Recognition of substrates by tyrosylprotein sulfotransferase. Determination of affinity by acidic amino acids near the target sites.
- Allosteric changes in thrombin's activity produced by peptides corresponding to segments of natural inhibitors and substrates.
- Cross-reactivity of a vancomycin degradation product in three immunoassays of vancomycin.
- C1 inhibitor: different mechanisms of reaction with complement component C1 and C1s.
- Isolation of glycopeptides containing O-linked oligosaccharides by lectin affinity chromatography on jacalin-agarose.
- Sulfation of tyrosine residues in coagulation factor V.
- Inhibition of thrombin's clotting activity by synthetic peptide segments of its inhibitors and substrates.
- Sulfation of a tyrosine residue in the plasmin-binding domain of alpha 2-antiplasmin.
- Sulfation of tyrosine residues does not influence secretion of alpha 2-antiplasmin or C4.
- Differences in values obtained with 2 assays of prostate specific antigen.
- Alpha 2-antiplasmin's carboxy-terminal lysine residue is a major site of interaction with plasmin.
- Plasmin's peptide-binding specificity: characterization of ligand sites in alpha 2-antiplasmin.
- Sulfation of a gamma-chain variant of human fibrinogen.
- Purification of carboxypeptidase B by zinc chelate chromatography.
- Monoject Amber samplette free of bilirubin photolysis.
- Antithrombin activity of a peptide corresponding to residues 54-75 of heparin cofactor II.
- Sulfation of tert-butoxycarbonylcholecystokinin and other peptides by rat liver tyrosylprotein sulfotransferase.
- Sulfation of tyrosine residues increases activity of the fourth component of complement.
- Effects of acidotropic compounds on the secretory pathway: inhibition of secretion and processing of the third and fourth components of complement.
- Sulphation of proteins secreted by a human hepatoma-derived cell line. Sulphation of N-linked oligosaccharides on alpha 2HS-glycoprotein.
- Assessment of interference by heparin cofactor II in the DuPont aca antithrombin-III assay.
- Decreased stability of triglycerides and increased free glycerol in serum from heparin-treated patients.
- Inhibitors of the sulfation of proteins, glycoproteins, and proteoglycans.
- Electrophoretic assays of amylase isoenzymes and isoforms.
- Sequence analysis of the COOH terminus of the alpha-chain of the fourth component of human complement. Identification of the site of its extracellular cleavage.
- Identification of two sites of sulfation of human heparin cofactor II.
- Characterization of sites of tyrosine sulfation in proteins and criteria for predicting their occurrence.
- Identification of the site of sulfation of the fourth component of human complement.
- DL-threo-beta-fluoroasparagine inhibits asparagine-linked glycosylation in cell-free lysates.
- Rat pro-opiomelanocortin contains sulfate.
- Applications of amino acid analogs for studying co- and posttranslational modifications of proteins.
- Variable denaturation of ovalbumin by incorporation of amino acid analogs.
- Pre-prolactin accumulates in rat pituitary cells incubated with a threonine analog.
- Inhibition of asparagine-linked glycosylation by incorporation of a threonine analog into nascent peptide chains.
- Miscleavage at the presequence of rat preprolactin synthesized in pituitary cells incubated with a threonine analog.
- Inhibition of preprotein processing in ascites tumor lysates by incorporation of a leucine analog.
- Metabolic labeling of lutropin with [35S]sulfate.
- Transport of an uncleaved preprotein into the endoplasmic reticulum of rat pituitary cells.
- Rapid measurement of serum pancreatic amylase.
- Detection of autoantibodies to amylase by ELISA: comparison of detection of macroamylase and free autoantibody.
- Multiple biochemical blood testing.
- Analytical artifacts in hematocrit measurements by whole-blood chemistry analyzers.
- Changes in plasma amino acid concentrations in response to HIV-1 infection.
- Interference in ionized calcium measurements by heparin salts.
- Automated enzymatic analysis of inulin.
Schools
Washington Center School of Medicine
Doctors Specialties
- Clinical Pathology
- Pathology
Accepted Insurances
Education
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Washington University - Barnes-Jewish Hospital -
Washington University School of Medicine in St. Louis
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