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Fig. 1 | Arthritis Research & Therapy

Fig. 1

From: Pathological count of IgG4-positive plasmacytes suggests extraophthalmic involvement and relapse in patients with IgG4-related ophthalmic disease: a retrospective study

Fig. 1

GCs and infiltrating IgG4+ plasma cells in lesions. a, b Lacrimal gland from patient no.7 showed abundant GCs that were confirmed by CD21 immunostaining (hematoxylin and eosin, a, b: × 50). c A GC was surrounded by numerous IgG4-positive cells and fibrosis. Only sparse IgG4+ plasma cells were distributed within the GC (× 100). d A majority of IgG4+ plasmacytes were confined to GCs (100×)

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Arthritis Research & Therapy

ISSN: 1478-6362

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