Figure 3From: Impact of polysialylated CD56 on natural killer cell cytotoxicityAnalysis of polysialyltransferase expression. PCR analysis of cDNA derived from CD56+ NK cells and human fetal and adult brain regarding their expression of NCAM and the two polysialyltransferases SIAT8D and SIAT8B. cDNA concentration was normalized via the β-actin housekeeping gene.Back to article page