Fig. 1From: Effect of Notch1 signaling on cellular proliferation and apoptosis in human laryngeal carcinomaImmunohistochemical analysis of Notch1-, Ki-67-, and TUNEL-positive cells in LSCC tissues. a Notch1 was observed in the cell membranes and cytoplasm of cancer cells (×400). b Ki-67 was found in the nuclei of neoplastic cells (×400). c Apoptotic cells were assessed by the TUNEL method (×400)Back to article page