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Boise State University

Epigenetics

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Full-Text Articles in Community Health and Preventive Medicine

Is Adiposity Related To Repeat Measures Of Blood Leukocyte Dna Methylation Across Childhood And Adolescence?, Luke Montrose Apr 2023

Is Adiposity Related To Repeat Measures Of Blood Leukocyte Dna Methylation Across Childhood And Adolescence?, Luke Montrose

Public Health and Population Science Faculty Publications and Presentations

Epigenetic modifications such as DNA methylation may influence gene expression and phenotypes, including obesity in childhood. The directionality of this relationship is nevertheless unclear, and some evidence suggests that adiposity modifies the epigenome, rather than the other way around. In this pilot study, we utilize data from the Early Life Exposures in Mexico to Environmental Toxicants (ELEMENT) study to examine whether measures of adiposity in childhood and early adolescence are associated with repeated measures of blood leukocyte DNA methylation at LINE-1 repetitive elements and two genes implicated in growth and adiposity: H19 and HSD11B2. Longitudinal epigenetic data were generated …


Simulated Wildfire Smoke Significantly Alters Sperm Dna Methylation Patterns In A Murine Model, Adam Schuller, Chiara Bellini, Timothy G. Jenkins, Matthew Eden, Jacqueline Matz, Jessica Oakes, Luke Montrose Sep 2021

Simulated Wildfire Smoke Significantly Alters Sperm Dna Methylation Patterns In A Murine Model, Adam Schuller, Chiara Bellini, Timothy G. Jenkins, Matthew Eden, Jacqueline Matz, Jessica Oakes, Luke Montrose

Public Health and Population Science Faculty Publications and Presentations

Wildfires are now a common feature of the western US, increasing in both intensity and number of acres burned over the last three decades. The effects of this changing wildfire and smoke landscape are a critical public and occupational health issue. While respiratory morbidity due to smoke exposure is a priority, evaluating the molecular underpinnings that explain recent extrapulmonary observations is necessary. Here, we use an Apoe−/− mouse model to investigate the epigenetic impact of paternal exposure to simulated wildfire smoke. We demonstrate that 40 days of exposure to smoke from Douglas fir needles induces sperm DNA methylation changes …


Influence Of Woodsmoke Exposure On Molecular Mechanisms Underlying Alzheimer’S Disease: Existing Literature And Gaps In Our Understanding, Adam Schuller, Luke Montrose Sep 2020

Influence Of Woodsmoke Exposure On Molecular Mechanisms Underlying Alzheimer’S Disease: Existing Literature And Gaps In Our Understanding, Adam Schuller, Luke Montrose

Public Health and Population Science Faculty Publications and Presentations

Woodsmoke poses a significant health risk as a growing component of ambient air pollution in the United States. While there is a long history of association between woodsmoke exposure and diseases of the respiratory, circulatory, and cardiovascular systems, recent evidence has linked woodsmoke exposure to cognitive dysfunction, including Alzheimer’s disease dementia. Alzheimer’s disease is a progressive neurodegenerative disorder with largely idiopathic origins and no known cure. Here, we explore the growing body of literature which relates woodsmoke-generated and ambient air pollution particulate matter exposure to Alzheimer’s disease (AD) onset or exacerbation, in the context of an inflammation-centric view of AD. …