Publications by authors named "Steven Lehotay"

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Insights Powered by Artificial Intelligence: Analyzing the Extent of Method Validation in Pesticide Residue Literature.
Leah S Riter, Steven J Lehotay, John Swarthout

J Agric Food Chem· June 2025

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Use of a centrifuge in solid-phase extraction is a valid platform for cleanup in the high-throughput analysis of chemical contaminants in nonfatty and fatty foods.
Nicolás Michlig, Steven J Lehotay

J Chromatogr A· May 2025

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Antibiotic Residues in Cattle Reported to Be Raised Without Antibiotics.
Steven J Lehotay, Nicolás Michlig, Alan R Lightfield, Alexander Domesle, Sabrina Wiggins

J Agric Food Chem· January 2025

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Validation of the QuEChERSER Method for 245 Pesticides and Environmental Contaminants in Barley and Hemp by Low-Pressure GC: Comparison of Triple Quadrupole MS/MS and Orbitrap HRMS for Qualitative and Quantitative Analysis.
Nicolás Michlig, Steven J Lehotay

J AOAC Int· November 2024

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Comparison of different fast gas chromatography - mass spectrometry techniques (Cold EI, MS/MS, and HRMS) for the analysis of pyrethroid insecticide residues in food.
Nicolás Michlig, Aviv Amirav, Benny Neumark, Steven J Lehotay

Anal Methods· August 2024

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Comparison of filter membranes in the analysis of 183 veterinary and other drugs by liquid chromatography-tandem mass spectrometry.
Nicolás Michlig, Steven J Lehotay, Alan R Lightfield

J Sep Sci· February 2024

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Production and certification of BOTS-1: bovine muscle-certified reference material for incurred veterinary drug residues.
Garnet McRae, Donald M Leek, Juris Meija, Bryn Shurmer, Steven J Lehotay

Anal Bioanal Chem· January 2024

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Food safety analysis 2.0.
Steven J Lehotay

Anal Bioanal Chem· January 2024

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Synthesis and spectroscopic characterization of C -labeled 4-cyano-2-oxobutyraldehyde semicarbazone: A metabolite of nitrofurazone.
Anuradha Singh, David J Smith, Gary D Strahan, Steven J Lehotay

J Labelled Comp Radiopharm· January 2024

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Stability study of selected veterinary drug residues spiked into extracts from different food commodities.
Steven J Lehotay, Maïwenn Le Floch, Alan R Lightfield, Pierrick Couëdor, Dominique Hurtaud-Pessel

Food Addit Contam Part A Chem Anal Control Expo Risk Assess· September 2023

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Evaluation of a septumless mini-cartridge for automated solid-phase extraction cleanup in gas chromatographic analysis of >250 pesticides and environmental contaminants in fatty and nonfatty foods.
Nicolás Michlig, Steven J Lehotay

J Chromatogr A· December 2022

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Analysis of pesticides, veterinary drugs, and environmental contaminants in goat and lamb by the QuEChERSER mega-method.
Ederina Ninga, Steven J Lehotay, Yelena Sapozhnikova, Alan R Lightfield, Gary D Strahan

Anal Methods· July 2022

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Validation of the QuEChERSER mega-method for the analysis of pesticides, veterinary drugs, and environmental contaminants in tilapia ().
Sergio H Monteiro, Steven J Lehotay, Yelena Sapozhnikova, Ederina Ninga, Graziela C R Moura Andrade

Food Addit Contam Part A Chem Anal Control Expo Risk Assess· April 2022

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Comparison of analyte identification criteria and other aspects in triple quadrupole tandem mass spectrometry: Case study using UHPLC-MS/MS for regulatory analysis of veterinary drug residues in liquid and powdered eggs.
Steven J Lehotay

Anal Bioanal Chem· January 2022

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Comparison of four different multiclass, multiresidue sample preparation methods in the analysis of veterinary drugs in fish and other food matrices.
Steven J Lehotay, Alan R Lightfield

Anal Bioanal Chem· May 2021

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Validation of a high-throughput method for analysis of pesticide residues in hemp and hemp products.
Nicolás Michlig, Steven J Lehotay, Alan R Lightfield, Horacio Beldoménico, María Rosa Repetti

J Chromatogr A· May 2021

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High-Throughput Mega-Method for the Analysis of Pesticides, Veterinary Drugs, and Environmental Contaminants by Ultra-High-Performance Liquid Chromatography-Tandem Mass Spectrometry and Robotic Mini-Solid-Phase Extraction Cleanup + Low-Pressure Gas Chromatography-Tandem Mass Spectrometry, Part 1: Beef.
Sergio H Monteiro, Steven J Lehotay, Yelena Sapozhnikova, Ederina Ninga, Alan R Lightfield

J Agric Food Chem· February 2021

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High-Throughput Mega-Method for the Analysis of Pesticides, Veterinary Drugs, and Environmental Contaminants by Ultra-High-Performance Liquid Chromatography-Tandem Mass Spectrometry and Robotic Mini-Solid-Phase Extraction Cleanup + Low-Pressure Gas Chromatography-Tandem Mass Spectrometry, Part 2: Catfish.
Ederina Ninga, Yelena Sapozhnikova, Steven J Lehotay, Alan R Lightfield, Sergio H Monteiro

J Agric Food Chem· February 2021

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Critical review and re-assessment of analyte protectants in gas chromatography.
Ruth Rodríguez-Ramos, Steven J Lehotay, Nicolás Michlig, Bárbara Socas-Rodríguez, Miguel Ángel Rodríguez-Delgado

J Chromatogr A· November 2020

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Extract-and-Inject Analysis of Veterinary Drug Residues in Catfish and Ready-to-Eat Meats by Ultrahigh-Performance Liquid Chromatography - Tandem Mass Spectrometry.
Steven J Lehotay, Alan R Lightfield

J AOAC Int· April 2020

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Less than one minute low-pressure gas chromatography - mass spectrometry.
Alexander B Fialkov, Steven J Lehotay, Aviv Amirav

J Chromatogr A· February 2020

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Assessment of Test Portion Sizes after Sample Comminution with Liquid Nitrogen in an Improved High-Throughput Method for Analysis of Pesticide Residues in Fruits and Vegetables.
Steven J Lehotay, Nicolás Michlig, Alan R Lightfield

J Agric Food Chem· February 2020

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Cryogenic Sample Processing with Liquid Nitrogen for Effective and Efficient Monitoring of Pesticide Residues in Foods and Feeds.
Manol Roussev, Steven J Lehotay, Julius Pollaehne

J Agric Food Chem· August 2019

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Characterization of MS/MS Product Ions for the Differentiation of Structurally Isomeric Pesticides by High-Resolution Mass Spectrometry.
Alberto Nuñez, Yelena Sapozhnikova, Steven J Lehotay

Toxics· October 2018

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Hits and misses in research trends to monitor contaminants in foods.
Steven J Lehotay, Yibai Chen

Anal Bioanal Chem· September 2018

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