AN-SOO JANG*
BIOCELL, Vol.47, No.8, pp. 1703-1708, 2023, DOI:10.32604/biocell.2023.028975
Abstract Exposure to air pollutants such as PM10, PM2.5, PM0.1, O3, CO, NO2, and SO2, and biological pollutants are important factors causing the evolution and furtherance of obstructive lung diseases (OLD), including asthma and chronic obstructive pulmonary disease (COPD). Asthma is the most frequent chronic inflammatory airway disease, characterized by breathlessness, wheezing, chest tightness, and cough, together with the presence of exaggerated expiratory airflow fluctuation that varies over time. COPD is a heterogeneous lung condition characterized by chronic respiratory symptoms such as dyspnea, cough, expectoration, and/or exacerbations due to abnormalities of the airways and/or alveoli that cause persistent, often progressive, airflow… More >
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