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Published byBram van der Linden Modified over 5 years ago
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Tertiary lymphoid neogenesis is a component of pulmonary lymphoid hyperplasia in patients with common variable immunodeficiency Paul J. Maglione, MD, PhD, Huaibin M. Ko, MD, Mary B. Beasley, MD, James A. Strauchen, MD, Charlotte Cunningham-Rundles, MD, PhD Journal of Allergy and Clinical Immunology Volume 133, Issue 2, Pages (February 2014) DOI: /j.jaci Copyright © 2013 American Academy of Allergy, Asthma & Immunology Terms and Conditions
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Fig 1 The B-cell/T-cell ratio is variable in patients with CVID-associated PLH. A, Immunohistochemical staining of lungs for 2 representative patients demonstrating that the B-cell/T-cell ratio is variable among patients with CVID-associated PLH (original magnification ×40). B, Flow cytometric analysis of lungs from a representative patient with CVID-associated PLH. Journal of Allergy and Clinical Immunology , DOI: ( /j.jaci ) Copyright © 2013 American Academy of Allergy, Asthma & Immunology Terms and Conditions
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Fig 2 Pulmonary lymphocytes are organized into B- and T-cell zones in patients with CVID-associated PLH. Hematoxylin-eosin and immunohistochemical staining for CD3 (T cells) and CD20 (B cells) is shown for 5 patients. Areas of B- and T-cell predominance are labeled as B and T, respectively. Magnification of images is ×40. Journal of Allergy and Clinical Immunology , DOI: ( /j.jaci ) Copyright © 2013 American Academy of Allergy, Asthma & Immunology Terms and Conditions
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Fig 3 Ectopic follicles and germinal centers with localized proliferation in patients with CVID-associated PLH. Magnification is ×100 in patient 1, ×40 in patient 4, and ×200 in patient 5. Journal of Allergy and Clinical Immunology , DOI: ( /j.jaci ) Copyright © 2013 American Academy of Allergy, Asthma & Immunology Terms and Conditions
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Fig 4 CT scan of the chest of patient 1 before and 2 months after rituximab treatment. The CT scan demonstrated significant interval improvement after rituximab treatment, with resolution of ground-glass and solid opacities, as well as hilar and mediastinal adenopathy, with few persistent scattered nodules that were stable or smaller than those in the prior study. Journal of Allergy and Clinical Immunology , DOI: ( /j.jaci ) Copyright © 2013 American Academy of Allergy, Asthma & Immunology Terms and Conditions
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