Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Myocarditis I: Introduction

Myocarditis I: Introduction

Myocarditis is inflammation of the myocardium, which is the muscular layer of the heart.EtiologyMyocarditis has a diverse etiology, including a wide range of infectious and non-infectious causes:Infectious CausesViral: Common viruses include Coxsackie A and B, adenovirus, parvovirus B19, enteroviruses, and influenza A.Bacterial: Examples include infections caused by Streptococcus, Staphylococcus, and Mycoplasma species.Rickettsial: Infections like Rocky Mountain spotted fever can result in...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Seed coating transfers neonicotinoid risk to pollinators more efficiently than conventional sprays: A field study in rice production.

Journal of hazardous materials·2026

Same author

<i>S</i>-Dinotefuran Exhibits Higher Toxicity in an Earthworm-Soil System via Enantioselective Persistence, Bioaccumulation, and Metabolic Stress.

Environmental science & technology·2026

Same author

Synergistic interactions among ramie (Boehmeria nivea L.), earthworm (Eisenia fetida), and soil microbials in phytoremediation on soil cadmium absorption.

Journal of environmental sciences (China)·2026

Same author

Attenuated cadmium and arsenic enrichment in rice by co-application of organic composting and chemical fertilization.

Scientific reports·2024

Same author

The fate and transport of pesticide seed treatments and its impact on soil microbials.

Ecotoxicology and environmental safety·2024

Same author

Characterization of near-field temporal and spatial variations of pesticide residues using honeybee specimens as bio-sensing matrices.

Journal of environmental management·2024

Same journal

Mortality among Fukushima nuclear emergency workers, 2012-2021.

Occupational and environmental medicine·2026

Same journal

Economic burden of musculoskeletal pain in Danish senior workers: a working-life expectancy approach.

Occupational and environmental medicine·2026

Same journal

Parental occupational exposure to pesticides at birth and risk of adult testicular germ cell tumours in offspring: a French nationwide case-control study.

Occupational and environmental medicine·2026

Same journal

Occupational standing, walking and forward bending during pregnancy and the risk of miscarriage: a Danish nationwide, register-based, cohort study.

Occupational and environmental medicine·2026

Same journal

Quantitative silica dust exposure and lung cancer incidence in hard rock miners: 1.6 million person-years of follow-up in the Mining Master File cohort study.

Occupational and environmental medicine·2026

Same journal

Using social media to highlight inhaled occupational exposures as a cause of lung disease.

Occupational and environmental medicine·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Mar 29, 2026

Aggravation of Myocardial Ischemia upon Particulate Matter Exposure in Atherosclerosis Animal Model

Aggravation of Myocardial Ischemia upon Particulate Matter Exposure in Atherosclerosis Animal Model

Published on: December 10, 2021

Short-term metal particulate exposures decrease cardiac acceleration and deceleration capacities in welders: a

Peter E Umukoro¹, Jennifer M Cavallari², Shona C Fang¹

¹Department of Environmental Health, Harvard T. H. Chan School of Public Health, Boston, Massachusetts, USA.

Occupational and Environmental Medicine

|December 9, 2015

Summary

This summary is machine-generated.

Short-term exposure to metal particulate matter (PM2.5) significantly reduces heart rate variability, specifically acceleration (AC) and deceleration (DC) capacities. These effects were observed immediately after exposure and lasted for one hour in welders.

Keywords:

Deceleration Electrocardiography Heart Rate Occupational Exposure

More Related Videos

A New Portable In Vitro Exposure Cassette for Aerosol Sampling

A New Portable In Vitro Exposure Cassette for Aerosol Sampling

Published on: February 22, 2019

3D Printing - Evaluating Particle Emissions of a 3D Printing Pen

3D Printing - Evaluating Particle Emissions of a 3D Printing Pen

Published on: October 9, 2020

Related Experiment Videos

Last Updated: Mar 29, 2026

Aggravation of Myocardial Ischemia upon Particulate Matter Exposure in Atherosclerosis Animal Model

Aggravation of Myocardial Ischemia upon Particulate Matter Exposure in Atherosclerosis Animal Model

Published on: December 10, 2021

A New Portable In Vitro Exposure Cassette for Aerosol Sampling

A New Portable In Vitro Exposure Cassette for Aerosol Sampling

Published on: February 22, 2019

3D Printing - Evaluating Particle Emissions of a 3D Printing Pen

3D Printing - Evaluating Particle Emissions of a 3D Printing Pen

Published on: October 9, 2020

Area of Science:

Occupational Health
Environmental Cardiology
Cardiovascular Physiology

Background:

Heart rate variability (HRV) reflects autonomic nervous system function.
Acceleration Capacity (AC) and Deceleration Capacity (DC) are key HRV time-domain indices.
Occupational exposure to fine particulate matter (PM2.5) is a potential cardiovascular risk factor.

Purpose of the Study:

To investigate the association between short-term occupational exposure to metal PM2.5 and AC/DC.
To quantify the impact of PM2.5 on cardiac autonomic function in welders.

Main Methods:

A panel of 48 male welders underwent simultaneous ECG monitoring and PM2.5 exposure assessment over multiple periods.
ECG data was analyzed for hourly AC and DC.
Linear mixed models were used to assess associations between PM2.5 and AC/DC, controlling for confounders and lagged exposures.

Main Results:

Mean PM2.5 exposure during welding was 0.47 mg/m³.
A significant inverse relationship was found between PM2.5 exposure and both AC and DC.
A 1 mg/m³ increase in PM2.5 was associated with a decrease of 1.46 ms in AC and 1.00 ms in DC, with maximal effects observed immediately post-exposure.

Conclusions:

Short-term exposure to metal PM2.5 has detrimental effects on cardiac autonomic function, specifically AC and DC.
These findings highlight the cardiovascular risks associated with occupational PM2.5 exposure.