Chronic obstructive pulmonary disease (COPD) represents a worldwide concern with high morbidity and mortality. and is believed to be associated with accelerated ageing of the lung. Alveolar abnormalities leading to emphysema are a key characteristic of COPD. Pulmonary alveolar epithelial type 2 cells (AT2) produce surfactant and function as progenitors for type 1 cells. https://safeersappliancers.shop/product-category/new-neff-v6320x1gb-7kg-wash-4kg-dry-1400rpm-integrated-washer-dryer-white/