Exact(3)
Thus, cell populations with expanded lifespan or increased replicative potential are of interest.
In such scenarios, the effect of expanded lifespan may overweight the effect of reduced infectiousness caused by early treatment.
Sir2 mediates transcriptional silencing at selected regions of the yeast genome, and expanded lifespan of yeast mother cells has been shown to be associated with increased the silencing activity of Sir2 at the ribosomal DNA repeats (Kaeberlein et al., 1999).
Similar(57)
Cynthia Kenyon, a professor at the University of California, San Francisco, who does research on genetic mutations that can expand lifespan, will be a scientific adviser to Calico, while remaining at the university.
Restricting the amount of calories animals eat (while maintaining essential nutrients like vitamins or minerals to keep them healthy) has been known for decades to expand lifespan in rodents by as much as 50%.
Dietary restriction (reduced food intake without malnutrition) has been shown to be an effective intervention to expand lifespan in multiple species, including Drosophila [ 174, 204].
In addition, AGEs-, but not calorie-restricted foods can expand lifespan in mice, while calorie-, but not AGEs-restricted diets can not [ 56].
The novel nduf-7 (et19 ) allele described here joins a group of mutations that impair mitochondrial function and expand lifespan in C. elegans.
IL-2 does not interfere with the standard oncotherapy and might be an useful adjunct to diminish suffering and expand lifespan.
Recently, despite a plateau in the total number of patients in Japan, the incidence of gastric cancer has increased, owing to the expanding lifespan of the general population [ 18].
To expand the lifespan, hMSC are usually immortalized by virus-mediated gene transfer.
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