Publications by authors named "Richard Reitz"

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Correlation of Insulin-Like Growth Factor-I and -II Concentrations at Birth Measured by Mass Spectrometry and Growth from Birth to Two Months.
Colin P Hawkes, Deirdre M Murray, Louise C Kenny, Mairead Kiely, Jonathan O'B Hourihane, Richard E Reitz

Horm Res Paediatr· September 2018

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Discordance between mass spectrometry and immunometric IGF-1 assay in pituitary disease: a prospective study.
Vivien Bonert, John Carmichael, Zengru Wu, James Mirocha, Daniel A Perez, Richard E Reitz

Pituitary· February 2018

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Total and free cortisol levels during 1 μg, 25 μg, and 250 μg cosyntropin stimulation tests compared to insulin tolerance test: results of a randomized, prospective, pilot study.
Seenia Peechakara, James Bena, Nigel J Clarke, Michael J McPhaul, Richard E Reitz

Endocrine· September 2017

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Plasma Renin Activity: The Importance of Correct Sample Type.
Shannon Haymond, Nigel J Clarke, Richard E Reitz, Michael J McPhaul, Zengru Wu

Clin Chem· February 2016

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Mutational Analysis in Pediatric Thyroid Cancer and Correlations with Age, Ethnicity, and Clinical Presentation.
Maria Eleni Nikita, Wen Jiang, Shih-Min Cheng, Feras M Hantash, Michael J McPhaul, Richard E Reitz

Thyroid· February 2016

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Temporal relationship between vitamin D status and parathyroid hormone in the United States.
Martin H Kroll, Caixia Bi, Carl C Garber, Harvey W Kaufman, Dungang Liu, Richard E Reitz

PLoS One· November 2015

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Injectable dexamethasone sodium phosphate administered orally? A pharmacokinetic analysis of a common emergency department practice.
Alexander Toledo, Christopher S Amato, Nigel Clarke, Richard E Reitz, David Salo

J Pediatr Pharmacol Ther· May 2015

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Simultaneous measurement of thirteen steroid hormones in women with polycystic ovary syndrome and control women using liquid chromatography-tandem mass spectrometry.
Candace C Keefe, Mildred M Goldman, Ke Zhang, Nigel Clarke, Richard E Reitz

PLoS One· November 2014

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Specificity and predictive value of circulating testosterone assessed by tandem mass spectrometry for the diagnosis of polycystic ovary syndrome by the National Institutes of Health 1990 criteria.
Wael A Salameh, Mildred M Redor-Goldman, Nigel J Clarke, Ruchi Mathur, Ricardo Azziz, Richard E Reitz

Fertil Steril· April 2014

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The measurement of 3-epimer 25-hydroxyvitamin D by mass spectrometry in clinical specimens detects inconsequential levels in adult subjects.
Mildred M Goldman, Khanh V Viec, Michael P Caulfield, Richard E Reitz, Michael J McPhaul

J Investig Med· April 2014

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Quantitative insulin analysis using liquid chromatography-tandem mass spectrometry in a high-throughput clinical laboratory.
Zhaohui Chen, Michael P Caulfield, Michael J McPhaul, Richard E Reitz, Steven W Taylor

Clin Chem· September 2013

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Bile acid concentration reference ranges in a pregnant Latina population.
Richard H Lee, Joseph G Ouzounian, Thomas M Goodwin, Marc H Incerpi, David A Miller, Richard Reitz

Am J Perinatol· May 2013

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Clinical utility of insulin-like growth factor 1 and 2; determination by high resolution mass spectrometry.
Cory Bystrom, Shijun Sheng, Ke Zhang, Michael Caulfield, Nigel J Clarke, Richard Reitz

PLoS One· March 2013

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Serum concentrations of 1,25-dihydroxyvitamin D2 and 1,25-dihydroxyvitamin D3 in response to vitamin D2 and vitamin D3 supplementation.
Rachael M Biancuzzo, Nigel Clarke, Richard E Reitz, Thomas G Travison, Michael F Holick

J Clin Endocrinol Metab· March 2013

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A novel mass spectrometry-based assay for the accurate measurement of thyroglobulin from patient samples containing antithyroglobulin autoantibodies.
Nigel J Clarke, Yanni Zhang, Richard E Reitz

J Investig Med· December 2012

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Novel lipoprotein subfraction and size measurements in prediction of mortality in maintenance hemodialysis patients.
Nazanin Noori, Michael P Caulfield, Wael A Salameh, Richard E Reitz, Susanne B Nicholas

Clin J Am Soc Nephrol· December 2011

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Testosterone reference ranges in normally cycling healthy premenopausal women.
Glenn D Braunstein, Richard E Reitz, Akshay Buch, Dan Schnell, Michael P Caulfield

J Sex Med· October 2011

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Comment on M.V. Evans and J.C. Caldwell: evaluation of two different metabolic hypotheses for dichloromethane toxicity using physiologically based pharmacokinetic modeling of in vivo gas uptake data exposure in female B6C3F1 mice, Toxicol. Appl. Pharmacol., 244, 280-290, 2010.
M W Anders, Melvin E Andersen, Harvey J Clewell, Michael L Gargas, F Peter Guengerich, Richard H Reitz

Toxicol Appl Pharmacol· October 2010

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Plasma renin activity by LC-MS/MS: development of a prototypical clinical assay reveals a subpopulation of human plasma samples with substantial peptidase activity.
Cory E Bystrom, Wael Salameh, Richard Reitz, Nigel J Clarke

Clin Chem· October 2010

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Fortification of orange juice with vitamin D(2) or vitamin D(3) is as effective as an oral supplement in maintaining vitamin D status in adults.
Rachael M Biancuzzo, Azzie Young, Douglass Bibuld, Mona H Cai, Michael R Winter, Richard Reitz

Am J Clin Nutr· June 2010

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Validation of a total testosterone assay using high-turbulence liquid chromatography tandem mass spectrometry: total and free testosterone reference ranges.
Wael A Salameh, Mildred M Redor-Goldman, Nigel J Clarke, Richard E Reitz, Michael P Caulfield

Steroids· February 2010

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Ion mobility analysis of lipoprotein subfractions identifies three independent axes of cardiovascular risk.
Kiran Musunuru, Marju Orho-Melander, Michael P Caulfield, Shuguang Li, Wael A Salameh, Richard E Reitz

Arterioscler Thromb Vasc Biol· November 2009

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Validation of hepascore, compared with simple indices of fibrosis, in patients with chronic hepatitis C virus infection in United States.
Laren Becker, Wael Salameh, Anthony Sferruzza, Ke Zhang, Ro ng Chen, Richard Reitz

Clin Gastroenterol Hepatol· June 2009

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Direct determination of lipoprotein particle sizes and concentrations by ion mobility analysis.
Michael P Caulfield, Shuguang Li, Gloria Lee, Patricia J Blanche, Wael A Salameh, Richard E Reitz

Clin Chem· August 2008

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Vitamin D2 is as effective as vitamin D3 in maintaining circulating concentrations of 25-hydroxyvitamin D.
Michael F Holick, Rachael M Biancuzzo, Tai C Chen, Ellen K Klein, Azzie Young, Richard Reitz

J Clin Endocrinol Metab· March 2008

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