Publications by authors named "Thomas Laha"

Claim this Profile
P
Pastry precautions: Poppy seed-containing products cause significant positive results in urine drug tests.
Rebecca J Wilson, Thomas J Laha, Geoffrey S Baird, Andrew N Hoofnagle, Hsuan-Chieh Liao

J Anal Toxicol· September 2023

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
A web application to support the coordination of reflexive, interpretative toxicology testing.
Abed Pablo, Thomas J Laha, Nathan Breit, Noah G Hoffman, Andrew N Hoofnagle

J Pathol Inform· February 2023

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
A Second-generation opioid LC-MS/MS assay improves laboratory workflow and capacity.
Hsuan-Chieh Liao, Thomas J Laha, Geoffrey S Baird, Ka Keung Chan, Andrew N Hoofnagle

J Chromatogr B Analyt Technol Biomed Life Sci· November 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
A distributable LC-MS/MS method for the measurement of serum thyroglobulin.
Junyan Shi, William S Phipps, Benjamin Y Owusu, Clark M Henderson, Thomas J Laha

J Mass Spectrom Adv Clin Lab· November 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
S
Small volume retinol binding protein measurement by liquid chromatography-tandem mass spectrometry.
William S Phipps, Dina N Greene, Hannah Pflaum, Thomas J Laha, Jane A Dickerson

Clin Biochem· January 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
V
Vitamin D in human serum and adipose tissue after supplementation.
Cora M Best, Devon V Riley, Thomas J Laha, Hannah Pflaum, Leila R Zelnick

Am J Clin Nutr· January 2021

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
D
Development and Validation of a Novel LC-MS/MS Assay for C-Peptide in Human Serum.
Benjamin Y Owusu, Hannah Pflaum, Russell Garner, North Foulon, Thomas J Laha

J Mass Spectrom Adv Clin Lab· January 2021

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
V
Vitamin D-Binding Protein Deficiency and Homozygous Deletion of the Gene.
Clark M Henderson, Susan L Fink, Hanan Bassyouni, Bob Argiropoulos, Lindsay Brown, Thomas J Laha

N Engl J Med· March 2019

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
I
Interlaboratory Comparison for the Determination of 24,25-Dihydroxyvitamin D₃ in Human Serum Using Liquid Chromatography with Tandem Mass Spectrometry.
Stephen A Wise, Susan S-C Tai, Michael A Nelson, Carolyn Q Burdette, Johanna E Camara, Thomas J Laha

J AOAC Int· September 2017

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
Q
Quantification by nano liquid chromatography parallel reaction monitoring mass spectrometry of human apolipoprotein A-I, apolipoprotein B, and hemoglobin A1c in dried blood spots.
Clark M Henderson, James G Bollinger, Jessica O Becker, Jennifer M Wallace, Thomas J Laha

Proteomics Clin Appl· July 2017

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
S
Short-term Variability of Vitamin D-Related Biomarkers.
Pamela L Lutsey, Christina M Parrinello, Jeffrey R Misialek, Andy N Hoofnagle, Clark M Henderson, Thomas J Laha

Clin Chem· December 2016

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
T
Tubular Secretion in CKD.
Astrid M Suchy-Dicey, Thomas Laha, Andrew Hoofnagle, Rick Newitt, Tammy L Sirich

J Am Soc Nephrol· July 2016

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
R
Recalibration of 24,25-Dihydroxyvitamin D3 Results Based on NIST Standard Reference Material 972a.
Andrew N Hoofnagle, Thomas J Laha, Ian H de Boer

Am J Kidney Dis· May 2016

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
M
Measurement by a Novel LC-MS/MS Methodology Reveals Similar Serum Concentrations of Vitamin D-Binding Protein in Blacks and Whites.
Clark M Henderson, Pamela L Lutsey, Jeffrey R Misialek, Thomas J Laha, Elizabeth Selvin

Clin Chem· January 2016

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
E
Evaluation of matrix effects using a spike recovery approach in a dilute-and-inject liquid chromatography-tandem mass spectrometry opioid monitoring assay.
Patrick C Mathias, Joshua A Hayden, Thomas J Laha, Andrew N Hoofnagle

Clin Chim Acta· November 2014

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
C
Characterizing antibody cross-reactivity for immunoaffinity purification of analytes prior to multiplexed liquid chromatography-tandem mass spectrometry.
Thomas J Laha, Frederick G Strathmann, Zhican Wang, Ian H de Boer, Kenneth E Thummel

Clin Chem· December 2012

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
I
Improved detection of opioid use in chronic pain patients through monitoring of opioid glucuronides in urine.
Jane A Dickerson, Thomas J Laha, Monica B Pagano, Brendan R O'Donnell, Andrew N Hoofnagle

J Anal Toxicol· October 2012

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
3
3-epi-25 hydroxyvitamin D concentrations are not correlated with age in a cohort of infants and adults.
Frederick G Strathmann, Katerina Sadilkova, Thomas J Laha, Susan E LeSourd, Joshua A Bornhorst

Clin Chim Acta· January 2012

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
Q
Quantification of 1α,25-dihydroxy vitamin D by immunoextraction and liquid chromatography-tandem mass spectrometry.
Frederick G Strathmann, Thomas J Laha, Andrew N Hoofnagle

Clin Chem· September 2011

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
A rubber transfer gasket to improve the throughput of liquid-liquid extraction in 96-well plates: application to vitamin D testing.
Andrew N Hoofnagle, Thomas J Laha, Thomas F Donaldson

J Chromatogr B Analyt Technol Biomed Life Sci· June 2010

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
I
Isopropanol protein precipitation for the analysis of plasma free metanephrines by liquid chromatography-tandem mass spectrometry.
Luke C Marney, Thomas J Laha, Geoffrey S Baird, Petrie M Rainey, Andrew N Hoofnagle

Clin Chem· October 2008

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
Q
Quantification of urinary 8-iso-PGF2alpha using liquid chromatography-tandem mass spectrometry and association with elevated troponin levels.
Amy K Saenger, Thomas J Laha, Michael J Edenfield, Sayed M H Sadrzadeh

Clin Biochem· November 2007

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
S
Specific detection of anabasine, nicotine, and nicotine metabolites in urine by liquid chromatography-tandem mass spectrometry.
Andrew N Hoofnagle, Thomas J Laha, Petrie M Rainey, Sayed M H Sadrzadeh

Am J Clin Pathol· December 2006

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
Q
Quantification of serum 25-hydroxyvitamin D(2) and D(3) using HPLC-tandem mass spectrometry and examination of reference intervals for diagnosis of vitamin D deficiency.
Amy K Saenger, Thomas J Laha, Deborah E Bremner, Sayed M H Sadrzadeh

Am J Clin Pathol· June 2006

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis