Figure 9From: Salivary glands of primary Sjögren's syndrome patients express factors vital for plasma cell survivalSerial staining of IL-6 and PNAd in salivary glands of a pSS patient. IL-6 and PNAd stainings of pSS glands were performed as serial immunohistochemistry to detect possible colocalisation. The same structures in the two sections are marked as * and **. Colocalisations of IL-6 and PNAd are marked with numbers from 1 to 7. Most of HEVs expressed IL-6.Back to article page