Related topics: chromosomes

High food availability slows down cell aging

Hibernation has long been considered the secret behind the relatively long lifespan of the edible dormouse. However, a team of researchers from Vetmeduni Vienna has now shown for the first time that high food availability ...

Urban bird species risk dying prematurely due to stress

Birds of the species Parus Major (great tit) living in an urban environment are at greater risk of dying young than great tits living outside cities. Research results from Lund University in Sweden show that urban great tits ...

Noise may shorten sparrow lives, study finds

The noise of cars honking and zooming through the streets may shorten the lifespan of sparrows growing up near the clamour, scientists said Wednesday.

Dr. Jekyll & Mr. Hyde: Telomere and telomerase in stem cells

When a human cell divides, its daughter cells should each receive an identical copy of the mother cell's genome. Occasionally mistakes occur during this process, generating mutations that can give rise to cancer. To avoid ...

Role of telomeres in plant stem cells discovered

The role played by telomeres in mammalian cells has been known for several years. It is also known that these non-coding DNA sequences, which are found at the ends of the chromosomes, protect them and are necessary to ensure ...

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