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Table 2 Population doubling levels (PDLs) applied for assessments

From: N- and O-glycan cell surface protein modifications associated with cellular senescence and human aging

Cell line PDL
TIG-3S 27 40 43 50 57 65 77 83b 89 94
TIG-101 40 41 43 46 51 52a     
TIG-102 40 43 45b 47 49 52 53a 56b   
  1. Cells were applied for morphological and histochemical analysis
  2. aOnly morphological observation
  3. bOnly histochemical stain