Konstantin Kakaes, at Slate, on old age in Isaac Asimov, "who suggests longevity leads to selfishness and stasis".
Uncle Chichi, a toy poodle whose unusual longevity led to fame and an appearance on "Good Morning America," died on Tuesday after a yearlong battle with cancer.
Our own interest in the relationship between ETC activity and longevity leads us to speculate that alterations in energy metabolism may be important in p53-mediated longevity.
Long-lived lines can be obtained in multi-generation selection experiments, where direct selection for longevity or a trait associated with longevity leads to a divergence among the control and selected lines [ 5- 7].
This suggest that an amphophilous pollen syndrome combined with a higher propagule longevity leads to a greater chance of successful establishing at long distances, increasing gene flow and decreasing gene diversity and population structure.
Thus, in a variable estuarine environment where seed movement is stochastic [ 18], our data suggests that higher propagule longevity leads to a greater chance of successful establishing at long distances, increasing gene flow and decreasing population structure [ 45, 46].
"It's a little bit related to this idea 'live fast, die young.' " Weissing co-authored an influential paper in 2007 on how tradeoffs in life history, between "living speed" and longevity, can lead to the evolution of animal personalities.
Knowledge of factors affecting sand fly longevity that lead to a reduction in lifespan could result in a decrease in parasite transmission.
Hopefully, selection on functional longevity would lead to a reduction in involuntary culling because of reproduction or health problems.
Most believed that increases in old age longevity would lead to a pandemic of disability, with disabled life expectancy increasing substantially.
