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Figure 1 | Arthritis Research & Therapy

Figure 1

From: B lymphocyte involvement in ankylosing spondylitis: the heavy chain variable segment gene repertoire of B lymphocytes from germinal center-like foci in the synovial membrane indicates antigen selection

Figure 1

The synovial focus. Double-immunohistological staining (anti-CD20 alkaline phosphatase-anti-alkaline phosphatase and anti-CD3 streptavidin biotin horseradish peroxidase reaction) of 8 μm sections from frozen SM obtained by total joint replacement of an AS patient's right hip (B cells, red staining; T cells, brown staining).

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