Ambient particulate matter oxidative potential: Chemical determinants, associated health effects, and strategies for risk management

D Gao, S Ripley, S Weichenthal, KJG Pollitt - Free Radical Biology and …, 2020 - Elsevier
Exposure to ambient air pollution has an adverse influence on human health. There is
increasing evidence that oxidative potential (OP), the capacity of airborne pollutants to …

Use of dithiothreitol assay to evaluate the oxidative potential of atmospheric aerosols

H Jiang, CMS Ahmed, A Canchola, JY Chen, YH Lin - Atmosphere, 2019 - mdpi.com
Oxidative potential (OP) has been proposed as a useful descriptor for the ability of
particulate matter (PM) to generate reactive oxygen species (ROS) and consequently induce …

Oxidative potential of particulate matter and generation of reactive oxygen species in epithelial lining fluid

T Fang, PSJ Lakey, RJ Weber… - Environmental science & …, 2019 - ACS Publications
Reactive oxygen species (ROS) play a central role in adverse health effects of atmospheric
particulate matter (PM). Respiratory deposition can lead to the formation of ROS in the …

Iron-facilitated organic radical formation from secondary organic aerosols in surrogate lung fluid

J Wei, T Fang, PSJ Lakey… - Environmental Science & …, 2021 - ACS Publications
Respiratory deposition of secondary organic aerosols (SOA) and iron may lead to the
generation of reactive oxygen species and free radicals in lung fluid to cause oxidative …

Oxidized and unsaturated: Key organic aerosol traits associated with cellular reactive oxygen species production in the southeastern United States

F Liu, T Joo, JC Ditto, MG Saavedra… - Environmental …, 2023 - ACS Publications
Exposure to ambient fine particulate matter (PM2. 5) is associated with millions of premature
deaths annually. Oxidative stress through overproduction of reactive oxygen species (ROS) …

Oxygenated and nitrated polycyclic aromatic hydrocarbons in ambient air—levels, phase partitioning, mass size distributions, and inhalation bioaccessibility

G Lammel, Z Kitanovski, P Kukučka… - Environmental …, 2020 - ACS Publications
Among the nitrated and oxygenated polycyclic aromatic hydrocarbons (NPAHs and OPAHs)
are some of the most hazardous substances to public health, mainly because of their …

Iron and Copper Alter the Oxidative Potential of Secondary Organic Aerosol: Insights from Online Measurements and Model Development

SJ Campbell, B Utinger, A Barth… - Environmental …, 2023 - ACS Publications
The oxidative potential (OP) of particulate matter has been widely suggested as a key metric
for describing atmospheric particle toxicity. Secondary organic aerosol (SOA) and redox …

Fast Hydroxyl Radical Generation at the Air–Water Interface of Aerosols Mediated by Water-Soluble PM2.5 under Ultraviolet A Radiation

D Zhang, J Wang, H Chen, C Gong… - Journal of the …, 2023 - ACS Publications
Due to the adverse health effects and the role in the formation of secondary organic
aerosols, hydroxyl radical (OH) generation by atmospheric fine particulate matter (PM) has …

Effects of acidity on reactive oxygen species formation from secondary organic aerosols

J Wei, T Fang, M Shiraiwa - ACS environmental Au, 2022 - ACS Publications
Reactive oxygen species (ROS) play a critical role in the chemical transformation of
atmospheric secondary organic aerosols (SOA) and aerosol health effects by causing …

Superoxide formation from aqueous reactions of biogenic secondary organic aerosols

J Wei, T Fang, C Wong, PSJ Lakey… - Environmental …, 2020 - ACS Publications
Reactive oxygen species (ROS) play a central role in aqueous-phase processing and health
effects of atmospheric aerosols. Although hydroxyl radical (• OH) and hydrogen peroxide …