Results 11 to 20 of about 259,936 (268)
Background Toxicity of airborne particulate matter (PM) is difficult to assess because PM composition is complex and variable due to source contribution and atmospheric transformation.
Ngoc Q. Vuong +7 more
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Using the Isolated Rat Placenta to Assess Fetoplacental Hemodynamics
Placental health is critical to fetal growth and maternal health during gestation. However, investigating placental flow in an ex-vivo isolated system where inflow is independently controlled has yet to be developed in the rat.
K. L. Garner +11 more
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Human beings are easily exposed to formaldehyde (FA) in a living environment. Entry of FA into the human body can have adverse effects on human health, depending on the FA concentration.
Yong-Hyun Kim, Jeongsik Park
doaj +1 more source
Lung-gut axis of microbiome alterations following co-exposure to ultrafine carbon black and ozone
Background Microbial dysbiosis is a potential mediator of air pollution-induced adverse outcomes. However, a systemic comparison of the lung and gut microbiome alterations and lung-gut axis following air pollution exposure is scant.
Md Habibul Hasan Mazumder +13 more
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The placenta plays a critical role in nutrient-waste exchange between the maternal and fetal circulations, thus functioning as an interface that profoundly impacts fetal growth and development. The placenta has long been considered an asexual organ, but,
Julie A. Griffith +19 more
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Diverse harmful compounds can be emitted during the heating of tobacco sticks for heated tobacco products (HTPs). In this study, the generation of harmful compounds from the filter, instead of tobacco in tobacco sticks, was confirmed.
Yong-Hyun Kim, Young-Ji An, Jae-Won Shin
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Modulated Uniaxial Compression Analysis of Respirable Pharmaceutical Powders
We describe a new instrument and method for measuring compressed bulk density of respirable pharmaceutical powders under low compression pressure: the modulated compression tester.
David Barona +6 more
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Comparison of volatile organic compounds between cigarette smoke condensate (CSC) and extract (CSE) samples [PDF]
Cigarette smoke is a major risk factor for several diseases, including chronic obstructive pulmonary and cardiovascular diseases. The toxicity of the cigarette smoke can be determined in vitro.
Yong-Hyun Kim +6 more
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Environmental inhalation exposures are inherently mixed (gases and particles), yet regulations are still based on single toxicant exposures. While the impacts of individual components of environmental pollution have received substantial attention, the ...
Nairrita Majumder +12 more
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