Fig. 2From: Composite Epstein-Barr virus-positive mucosa-associated lymphoid tissue lymphoma and Epstein-Barr virus-negative diffuse large B-cell lymphoma in the parotid salivary gland of a patient with Sjögren’s syndrome and rheumatoid arthritis: a case reportFragment analysis of frame region 3 polymerase chain reaction products from the parotid salivary gland shows the different clonal pattern rearrangements of the immunoglobulin heavy chain gene between diffuse large B-cell lymphoma (DLBCL) and mucosa-associated lymphoid tissue (MALT) lymphoma. a Microdissected DLBCL component. b Microdissected MALT lymphoma componentBack to article page