Research Article: An Alpha- Antitrypsin Deficiency Screening Study in Patients with Chronic Obstructive Pulmonary Disease, Bronchiectasis, or Asthma in Turkey
Introduction:
Alpha- antitrypsin (AAT) is a glycoprotein serine protease inhibitor (coded by the SERPINA gene). AAT is mainly synthesized in the liver and released into serum. The main physiological function of AAT is to protect the lung from damage by inhibiting neutrophil elastase but also has anti-inflammatory, immunomodulatory, and anti-infective properties on a wide range of cell types. , The allele coding for the normal AAT protein is designated as M and the homozygous Pi*MM genotype is present in –% of individuals, which…
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