eduction of DNA-synthesis of 45% (n = 5; p ≤ 0,004) for naïve B cells and 48% (n = 5; p ≤ 0,001) for memory B cells (Figure 1E). BMP-6 induces cell death in human memory B cells and Ramos cells Next, we wanted to establish whether BMP-6 also could affect the viability