Publications by authors named "Pappas R Steven"

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Comparison of selected metals in the fillers of 14 commercial hemp cigarette brands to commercial tobacco cigarettes.
Naudia R Gray, R Steven Pappas, Clifford H Watson

J Cannabis Res· December 2025

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Lactic Acid Salts of Nicotine Potentiate the Transfer of Toxic Metals into Electronic Cigarette Aerosols.
R Steven Pappas, Naudia Gray, Mary Halstead, Clifford H Watson

Toxics· January 2024

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Toxic Metals in Liquid and Aerosol from Pod-Type Electronic Cigarettes.
Naudia Gray, Mary Halstead, Liza Valentin-Blasini, Clifford Watson, R Steven Pappas

J Anal Toxicol· February 2022

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Analysis of Toxic Metals in Aerosols from Devices Associated with Electronic Cigarette, or Vaping, Product Use Associated Lung Injury.
Nathalie Gonzalez-Jimenez, Naudia Gray, R Steven Pappas, Mary Halstead, Erica Lewis

Toxics· September 2021

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Toxic Metal-Containing Particles in Aerosols from Pod-Type Electronic Cigarettes.
R Steven Pappas, Naudia Gray, Mary Halstead, Liza Valentin-Blasini, Clifford Watson

J Anal Toxicol· April 2021

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A review of data for quantifying human exposures to micro and nanoplastics and potential health risks.
Gregory M Zarus, Custodio Muianga, Candis M Hunter, R Steven Pappas

Sci Total Environ· February 2021

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Analysis of Toxic Metals in Electronic Cigarette Aerosols Using a Novel Trap Design.
Mary Halstead, Naudia Gray, Nathalie Gonzalez-Jimenez, Mark Fresquez, Liza Valentin-Blasini, R Steven Pappas

J Anal Toxicol· March 2020

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Analysis of Toxic Metals in Liquid from Electronic Cigarettes.
Naudia Gray, Mary Halstead, Nathalie Gonzalez-Jimenez, Liza Valentin-Blasini, Clifford Watson, R Steven Pappas

Int J Environ Res Public Health· November 2019

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Aluminum in Tobacco Products Available in the United States.
R Steven Pappas, Clifford H Watson, Liza Valentin-Blasini

J Anal Toxicol· November 2018

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Biomarkers of exposure to new and emerging tobacco delivery products.
Suzaynn F Schick, Benjamin C Blount, Peyton Jacob, Najat A Saliba, John T Bernert, R Steven Pappas

Am J Physiol Lung Cell Mol Physiol· September 2017

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Cadmium and Cadmium/Zinc Ratios and Tobacco-Related Morbidities.
Patricia Richter, Obaid Faroon, R Steven Pappas

Int J Environ Res Public Health· September 2017

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Electrothermal Vaporization-QQQ-ICP-MS for Determination of Chromium in Mainstream Cigarette Smoke Particulate.
Mark R Fresquez, Nathalie Gonzalez-Jimenez, Naudia Gray, Liza Valentin-Blasini, Clifford H Watson, R Steven Pappas

J Anal Toxicol· May 2017

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Electron Microscopic Analysis of Surface Inorganic Substances on Oral and Combustible Tobacco Products.
Mary M Halstead, Clifford H Watson, R Steven Pappas

J Anal Toxicol· August 2016

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Triple Quad-ICP-MS Measurement of Toxic Metals in Mainstream Cigarette Smoke from Spectrum Research Cigarettes.
R Steven Pappas, Naudia Gray, Nathalie Gonzalez-Jimenez, Mark Fresquez, Clifford H Watson

J Anal Toxicol· August 2016

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Electron Microscopic Analysis of Silicate and Calcium Particles in Cigarette Smoke Tar.
R Steven Pappas, Mary M Halstead, Clifford H Watson

Int J Respir Pulm Med· February 2016

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Characterization of SPECTRUM Variable Nicotine Research Cigarettes.
Patricia Richter, Pappas R Steven, Roberto Bravo, Joseph G Lisko, Maria Damian

Tob Regul Sci· January 2016

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Cigarette smoke cadmium breakthrough from traditional filters: implications for exposure.
R Steven Pappas, Mark R Fresquez, Clifford H Watson

J Anal Toxicol· October 2015

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High-Throughput Determination of Mercury in Tobacco and Mainstream Smoke from Little Cigars.
Mark R Fresquez, Nathalie Gonzalez-Jimenez, Naudia Gray, Clifford H Watson, R Steven Pappas

J Anal Toxicol· September 2015

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Determination of Toxic Metals in Little Cigar Tobacco with 'Triple Quad' ICP-MS.
R Steven Pappas, Naudia Martone, Nathalie Gonzalez-Jimenez, Mark R Fresquez, Clifford H Watson

J Anal Toxicol· June 2015

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Toxic metal concentrations in mainstream smoke from cigarettes available in the USA.
R Steven Pappas, Mark R Fresquez, Naudia Martone, Clifford H Watson

J Anal Toxicol· May 2014

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Establishment of toxic metal reference range in tobacco from US cigarettes.
Mark R Fresquez, R Steven Pappas, Clifford H Watson

J Anal Toxicol· June 2013

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Sample Preparation Problem Solving for Inductively Coupled Plasma-Mass Spectrometry with Liquid Introduction Systems I. Solubility, Chelation, and Memory Effects.
R Steven Pappas

Spectroscopy (Springf)· May 2012

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Rapid analysis of Lewisite metabolites in urine by high-performance liquid chromatography-inductively coupled plasma-mass spectrometry.
Rayman D Stanelle, William J McShane, Elena N Dodova, R Steven Pappas, Robert J Kobelski

J Anal Toxicol· April 2010

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