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Face made out of clocks
Cellular Senescence: Why Do Cells Stop Dividing?
Senescent cells undergo major morphological and metabolic changes when at the end of their lifespan. 
Cellular Senescence: Why Do Cells Stop Dividing?
Cellular Senescence: Why Do Cells Stop Dividing?

Senescent cells undergo major morphological and metabolic changes when at the end of their lifespan. 

Senescent cells undergo major morphological and metabolic changes when at the end of their lifespan. 

Hayflick limit

Of Cells and Limits
Anna Azvolinsky | Mar 1, 2015 | 9 min read
Leonard Hayflick has been unafraid to speak his mind, whether it is to upend a well-entrenched dogma or to challenge the federal government. At 86, he’s nowhere near retirement.
Age-Old Questions
Mary Beth Aberlin | Mar 1, 2015 | 3 min read
How do we age, and can we slow it down?
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