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Fig. 3 | Respiratory Research

Fig. 3

From: Enhanced Bruton’s tyrosine kinase in B-cells and autoreactive IgA in patients with idiopathic pulmonary fibrosis

Fig. 3

IgA+ B cells are present within TLO structures of IPF lungs. (a) Hematoxylin and eosin (h&e) staining of a control lung and IPF lung showing numerous TLOs (black arrows). (b) Pulmonary TLOs of IPF lung stained with anti-CD3 (T cells) and anti-CD20 (B-cells). (c) Representative images of staining with anti-IgG and anti-IgA. Magnification: 10x (a) and 40x (b and c)

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Respiratory Research

ISSN: 1465-993X

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