World's Best Scientists 2026 revealed!

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Environmental Sciences

D-Index
43
Citations
10650
World Ranking
6957
National Ranking
2479

Overview

John R. Froines was affiliated with the University of California, Los Angeles in the United States. Their research primarily focused on Environmental Science, with particular emphasis on Health, Toxicology and Mutagenesis. Their subfields of study included Molecular Biology to a lesser degree.

The scientist's work explored various topics related to air quality and health impacts, climate change and health impacts, indoor air quality and microbial exposure, as well as the biochemical aspects involving heme oxygenase-1 and carbon monoxide.

Among the recent papers attributed to John R. Froines were:

  • Combined adjuvant effects of ambient vapor-phase organic components and particulate matter potently promote allergic sensitization and Th2-skewing cytokine and chemokine milieux in mice: The importance of mechanistic multi-pollutant research, 2021, published in Toxicology Letters
  • Chemical and Biological Characterization of Particulate Matter (PM 2.5) and Volatile Organic Compounds Collected at Different Sites in the Los Angeles Basin, 2020, published in Applied Sciences

Frequent coauthors in their publications included Arthur K. Cho, Ning Li, Ryan P. Lewandowski, Damansher Sidhu, and Carine Lidiane Holz.

The venues where John R. Froines contributed included Toxicology Letters and Applied Sciences, each featuring recent contributions.

Best Publications

  • Ultrafine particulate pollutants induce oxidative stress and mitochondrial damage.

    Ning Li;Constantinos Sioutas;Arthur Cho;Debra Schmitz

  • Redox activity of airborne particulate matter at different sites in the Los Angeles Basin.

    Arthur K. Cho;Constantinos Sioutas;Constantinos Sioutas;Antonio H. Miguel;Yoshito Kumagai;Yoshito Kumagai

  • Evaluating the toxicity of airborne particulate matter and nanoparticles by measuring oxidative stress potential--a workshop report and consensus statement.

    Jon G. Ayres;Paul Borm;Flemming R. Cassee;Vincent Castranova

  • Air pollution and case fatality of SARS in the People's Republic of China: an ecologic study

    Yan Cui;Zuo Feng Zhang;John Froines;Jinkou Zhao

  • Determination of Four Quinones in Diesel Exhaust Particles, SRM 1649a, and Atmospheric PM2.5Special Issue ofAerosol Science and Technologyon Findings from the Fine Particulate Matter Supersites Program

    Arthur K. Cho;Emma Di Stefano;Ying You;Chester E. Rodriguez

  • Use of a stratified oxidative stress model to study the biological effects of ambient concentrated and diesel exhaust particulate matter

    Ning Li;Seongheon Kim;Meiying Wang;John Froines

  • Relationship between redox activity and chemical speciation of size-fractionated particulate matter

    Leonidas Ntziachristos;John R Froines;Arthur K Cho;Constantinos Sioutas

  • Physicochemical and redox characteristics of particulate matter (PM) emitted from gasoline and diesel passenger cars

    Michael D. Geller;Leonidas Ntziachristos;Athanasios Mamakos;Zissis Samaras

  • Versatile aerosol concentration enrichment system (VACES) for simultaneous in vivo and in vitro evaluation of toxic effects of ultrafine, fine and coarse ambient particles Part I: Development and laboratory characterization

    Seongheon Kim;Peter A Jaques;Mingchih Chang;John R Froines

  • Penetration of freeway ultrafine particles into indoor environments

    Yifang Zhu;William C. Hinds;Margaret Krudysz;Thomas Kuhn

  • Seasonal and spatial variation of polycyclic aromatic hydrocarbons in vapor-phase and PM2.5 in Southern California urban and rural communities

    Arantzazu Eiguren-Fernandez;Antonio H. Miguel;John R. Froines;Suresh Thurairatnam

  • The U.S. Environmental Protection Agency Particulate Matter Health Effects Research Centers Program: a midcourse report of status, progress, and plans.

    Morton Lippmann;Mark Frampton;Joel Schwartz;Douglas Dockery

  • Aircraft emissions and local air quality impacts from takeoff activities at a large International Airport

    Yifang Zhu;Elinor Fanning;Rong Chun Yu;Qunfang Zhang

  • Organophosphorous pesticide exposure increases the frequency of sperm sex null aneuploidy.

    Rogelio Recio;Wendy A. Robbins;Guadalupe Ocampo-Gomez;Victor Borja-Aburto

  • Sodium arsenite administration via drinking water increases genome-wide and Ha-ras DNA hypomethylation in methyl-deficient C57BL/6J mice

    R.S. Okoji;R.C. Yu;R.R. Maronpot;J.R. Froines

  • Inhalation of Concentrated Ambient Particulate Matter near a Heavily Trafficked Road Stimulates Antigen-Induced Airway Responses in Mice

    Michael T Kleinman;Ali Hamade;Dianne Meacher;Michael Oldham

  • An examination of quinone toxicity using the yeast Saccharomyces cerevisiae model system

    Chester E Rodriguez;Masaru Shinyashiki;John Froines;Rong Chun Yu

  • Determination of metal-based hydroxyl radical generating capacity of ambient and diesel exhaust particles.

    Emma DiStefano;Arantzazu Eiguren-Fernandez;Ralph J. Delfino;Constantinos Sioutas

  • Exposure to inhaled particulate matter activates early markers of oxidative stress, inflammation and unfolded protein response in rat striatum

    R. Guerra;E. Vera-Aguilar;M. Uribe-Ramirez;G. Gookin

  • Seasonal variation of the particle size distribution of polycyclic aromatic hydrocarbons and of major aerosol species in Claremont, California

    Antonio H. Miguel;Arantzazu Eiguren-Fernandez;Peter A. Jaques;John R. Froines

  • CHARACTERIZATION AND IN VITRO BIOLOGICAL EFFECTS OF CONCENTRATED PARTICULATE MATTER FROM MEXICO CITY

    A. De Vizcaya-Ruiz;M. E. Gutiérrez-Castillo;M. E. Gutiérrez-Castillo;M. Uribe-Ramirez;M. E. Cebrián

Frequent Co-Authors

Arthur K. Cho
Arthur K. Cho University of California, Los Angeles
Constantinos Sioutas
Constantinos Sioutas University of Southern California
Yoshito Kumagai
Yoshito Kumagai University of Tsukuba
Jon M. Fukuto
Jon M. Fukuto Sonoma State University
Andre E. Nel
Andre E. Nel University of California, Los Angeles
Edward L. Avol
Edward L. Avol University of Southern California
Ralph J. Delfino
Ralph J. Delfino University of California, Irvine
Philip M. Fine
Philip M. Fine University of Southern California
Yifang Zhu
Yifang Zhu University of California, Los Angeles
Günter Oberdörster
Günter Oberdörster University of Rochester

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