Search Results - "Jansen, Karen L"

Randomized trial of a portable HEPA air cleaner intervention to reduce asthma morbidity among Latino children in an agricultural community by Drieling, Rebecca L, Sampson, Paul D, Krenz, Jennifer E, Tchong French, Maria I, Jansen, Karen L, Massey, Anne E, Farquhar, Stephanie A, Min, Esther, Perez, Adriana, Riederer, Anne M, Torres, Elizabeth, Younglove, Lisa R, Aisenberg, Eugene, Andra, Syam S, Kim-Schulze, Seunghee, Karr, Catherine J

“…Data on pediatric asthma morbidity and effective environmental interventions in U.S. agricultural settings are few. We evaluated the effectiveness of HEPA air…”
Get full text

Acute exposure to traffic-related air pollution alters antioxidant status in healthy adults by Cosselman, Kristen E., Allen, Jason, Jansen, Karen L., Stapleton, Patricia, Trenga, Carol A., Larson, Timothy V., Kaufman, Joel D.

“…Exposure to traffic-related air pollution is associated with an increased risk of cardiovascular and respiratory disease. Evidence suggests that inhaled…”
Get full text

Associations between repeated measures of urinary phthalate metabolites and biomarkers of oxidative stress in a rural agricultural cohort of children with asthma by Babadi, Ryan S., Riederer, Anne M., Sampson, Paul D., Sathyanarayana, Sheela, Kavanagh, Terrance J., Krenz, Jennifer E., Andra, Syam S., Kim-Schulze, Seunghee, Jansen, Karen L., Torres, Elizabeth, Perez, Adriana, Younglove, Lisa R., Tchong-French, Maria I., Karr, Catherine J.

“…Phthalate exposure is widespread, and studies suggest an adverse relationship with asthma morbidity, including some support for oxidative stress as an…”
Get full text

Pretreatment with Antioxidants Augments the Acute Arterial Vasoconstriction Caused by Diesel Exhaust Inhalation by Sack, Cora S, Jansen, Karen L, Cosselman, Kristen E, Trenga, Carol A, Stapleton, Pat L, Allen, Jason, Peretz, Alon, Olives, Casey, Kaufman, Joel D

“…Diesel exhaust inhalation, which is the model traffic-related air pollutant exposure, is associated with vascular dysfunction. To determine whether healthy…”
Get full text

Effectiveness of portable HEPA air cleaners on reducing indoor PM2.5 and NH3 in an agricultural cohort of children with asthma: A randomized intervention trial by Riederer, Anne M., Krenz, Jennifer E., Tchong‐French, Maria I., Torres, Elizabeth, Perez, Adriana, Younglove, Lisa R., Jansen, Karen L., Hardie, David C., Farquhar, Stephanie A., Sampson, Paul D., Karr, Catherine J.

“…We conducted a randomized trial of portable HEPA air cleaners with pre‐filters designed to also reduce NH3 in non‐smoking homes of children age 6‐12 with…”
Get full text

Effectiveness of portable HEPA air cleaners on reducing indoor endotoxin, PM10, and coarse particulate matter in an agricultural cohort of children with asthma: A randomized intervention trial by Riederer, Anne M., Krenz, Jennifer E., Tchong‐French, Maria I., Torres, Elizabeth, Perez, Adriana, Younglove, Lisa R., Jansen, Karen L., Hardie, David C., Farquhar, Stephanie A., Sampson, Paul D., Metwali, Nervana, Thorne, Peter S., Karr, Catherine J.

“…We conducted a randomized trial of portable HEPA air cleaners in the homes of children age 6–12 years with asthma in the Yakima Valley, Washington. All…”
Get full text

Longitudinal measures of phthalate exposure and asthma exacerbation in a rural agricultural cohort of Latino children in Yakima Valley, Washington by Babadi, Ryan S., Riederer, Anne M., Sampson, Paul D., Sathyanarayana, Sheela, Kavanagh, Terrance J., Krenz, Jennifer E., Andra, Syam S., Kim-Schulze, Seunghee, Jansen, Karen L., Torres, Elizabeth, Perez, Adriana, Younglove, Lisa R., Tchong-French, Maria I., Karr, Catherine J.

“…Phthalates are a class of widely used synthetic chemicals found in commonly used materials and products. Epidemiological studies suggest phthalate exposure is…”
Get full text

Associations between Health Effects and Particulate Matter and Black Carbon in Subjects with Respiratory Disease by Jansen, Karen L., Larson, Timothy V., Koenig, Jane Q., Mar, Therese F., Fields, Carrie, Stewart, Jim, Lippmann, Morton

“…We measured fractional exhaled nitric oxide ( FENO), spirometry, blood pressure, oxygen saturation of the blood ( SaO2), and pulse rate in 16 older subjects…”
Get full text

Effectiveness of portable HEPA air cleaners on reducing indoor PM 2.5 and NH 3 in an agricultural cohort of children with asthma: A randomized intervention trial by Riederer, Anne M, Krenz, Jennifer E, Tchong-French, Maria I, Torres, Elizabeth, Perez, Adriana, Younglove, Lisa R, Jansen, Karen L, Hardie, David C, Farquhar, Stephanie A, Sampson, Paul D, Karr, Catherine J

“…We conducted a randomized trial of portable HEPA air cleaners with pre-filters designed to also reduce NH in non-smoking homes of children age 6-12 with asthma…”
Get full text

Effectiveness of portable HEPA air cleaners on reducing indoor endotoxin, PM 10, and coarse particulate matter in an agricultural cohort of children with asthma: A randomized intervention trial by Riederer, Anne M, Krenz, Jennifer E, Tchong-French, Maria I, Torres, Elizabeth, Perez, Adriana, Younglove, Lisa R, Jansen, Karen L, Hardie, David C, Farquhar, Stephanie A, Sampson, Paul D, Metwali, Nervana, Thorne, Peter S, Karr, Catherine J

“…We conducted a randomized trial of portable HEPA air cleaners in the homes of children age 6-12 years with asthma in the Yakima Valley, Washington. All…”
Get full text

The home air in agriculture pediatric intervention (HAPI) trial: Rationale and methods by Masterson, Erin E., Younglove, Lisa B., Perez, Adriana, Torres, Elizabeth, Krenz, Jennifer E., Tchong French, Maria I., Riederer, Anne M., Sampson, Paul D., Metwali, Nervana, Min, Esther, Jansen, Karen L., Aisenberg, Gino, Babadi, Ryan S., Farquhar, Stephanie A., Thorne, Peter S., Karr, Catherine J.

“…Data addressing air quality effects on children with asthma in rural U.S. communities are rare. Our community engaged research partnership previously…”
Get full text

Paraoxonase 1 (PON1) modulates the toxicity of mixed organophosphorus compounds by Jansen, Karen L., Cole, Toby B., Park, Sarah S., Furlong, Clement E., Costa, Lucio G.

“…A transgenic mouse model of the human hPON1 Q192R polymorphism was used to address the role of paraoxonase (PON1) in modulating toxicity associated with…”
Get full text