Figure 1From: Prognostic relevance of induced and spontaneous apoptosis of disseminated tumor cells in primary breast cancer patients M30 control stainings (A) Cluster of M30 positive apoptotic MCF-7 cells with leukocytes in the background (positive control) (B) Leukocytes from healthy volunteers (negative control) (C) Cluster of M30 negative viable MCF-7 cells with leukocytes in the background (negative control). Back to article page