CD8＋ Tc-lymphocytes immunodeviation in peripheral blood and airway from patients of chronic obstructive pulmonary disease and changes after short-term smoking cessation

Background Cigarette smoke induces an acute but persisting inflammation in peripheral blood and airway in chronic obstructive pulmonary disease （COPD）,and CD8＋ Tc-lymphocytes are considered as a key role in this process.We aimed to investigate the Tc-lymphocytes immunodeviation in system and local a...

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