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Simulating microplastics path in human airways
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This study used computational fluid dynamics to simulate how microplastic particles of varying sizes and shapes travel through human airways, generating data to inform understanding of deposition patterns and respiratory health risks.
Simulating microplastics traveling through human airways will help inform targeting treatments, management of health risks, and raise awareness about the potential dangers.
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How microplastics are transported and deposited in realistic upper airways?
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This study used computer modeling to simulate how microplastic particles travel and deposit in realistic human upper airway anatomy. Researchers found that larger, irregularly shaped microplastics deposit more readily in the nose and throat compared to smaller spherical particles. The results help explain where inhaled microplastics are most likely to accumulate in the respiratory system, informing health risk assessments.
Breathing in danger: Mapping microplastic migration in the human respiratory system
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This study used computer modeling to simulate how microplastic particles travel through the human airways when we breathe. Smaller particles and fibers penetrate deeper into the lungs, and faster breathing pushes more particles into the upper airways. The findings help explain where microplastics are most likely to settle in the respiratory system, which is important for understanding potential lung damage from airborne plastic pollution.
Transport and deposition of microplastics and nanoplastics in the human respiratory tract
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Using computer modeling of the full human respiratory tract, researchers found that both micro- and nanoplastics deposit in distinct patterns depending on particle size, shape, and breathing rate, with faster breathing pushing more particles into the upper airways. This study helps identify which areas of the lungs are most vulnerable to plastic particle buildup, which is important for understanding long-term respiratory health risks.
In Silico Inhalation Exposure Analysis of Indoor Microplastics/Microfibers Using Two-Year-Old Child Respiratory Tract Model
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Researchers used computational fluid-particle dynamics to simulate how indoor airborne microplastics are inhaled and deposited in the airways of a two-year-old child. The study modeled particle transport in a realistic airway geometry extending to the eighth bronchial generation under different postures. The findings suggest that young children may experience significant microplastic deposition in their developing lungs, highlighting the importance of indoor air quality for child health.
Atmospheric aerosol-microplastics intake and deposition in the alveolar region by considering dynamic behavior of acinar airways
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Researchers analyzed the intake and deposition of atmospheric aerosol-associated microplastics in the alveolar region of the lung by modeling the dynamic behavior of acinar airways. The study improved understanding of how airborne microplastic particles are transmitted through the deepest regions of the respiratory system under physiologically realistic conditions.
Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.