text: Our findings are in line with results of other studies with adult NPCs (Ceccatelli et al., 2004), neuronally differentiatied precursor cells (Brunlid et al., 2007), and a neural stem cell line (Tamm et al., 2004), all of which also showed no induction of apoptosis after Fas activation using various‚Äö√Ñ¬∂