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Shay, J. W. & Wright, W. E. (2000). "Hayflick, his limit, and cellular ageing". Nature Reviews Molecular Cell Biology. 1 (1): 72–76. doi:10.1038/35036093. PMID11413492. S2CID6821048.
Irfan Maqsood, M.; Matin, M. M.; Bahrami, A. R.; Ghasroldasht, M. M. (2013). "Immortality of cell lines: Challenges and advantages of establishment". Cell Biology International. 37 (10): 1038–45. doi:10.1002/cbin.10137. PMID23723166. S2CID14777249.