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Figure 2 | Respiratory Research

Figure 2

From: Cytotoxic T cells expressing the co-stimulatory receptor NKG2 D are increased in cigarette smoking and COPD

Figure 2

Immunohistochemistry analysis of bronchial epithelium in never-smokers (NS), smokers with normal lung function (S), and COPD subjects (a and b). COPD subjects are further divided into ex-smokers (ex-s) and smokers (s) (c and d). CD3 and CD8 are given as number of cells per mm epithelium. Significance levels are noted as ** p < 0.01, *** p < 0.001. Data are given as median and IQR.

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Respiratory Research

ISSN: 1465-993X

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