Keywords cell cycle apoptosis quiescence aging cell stress neurodegeneration Get full text access Log in, subscribe or purchase for full access. References 1. Hayflick, L. ∙ Moorhead, P.S. The serial cultivation of human diploid cell strains Exp. Cell Res. 1961; 25:585-621 2. Munoz-Espin, D. ... Programmed cell senescence during mammalian embryonic development Cell. 2013; 155:1104-1118 3. Storer, M. ... Senescence is a developmental mechanism that contributes to embryonic growth and patterning Cell.