News tagged with gene expression

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Cellular memory of stressful situations

Stress is unhealthy. The cells use therefore a variety of mechanisms to deal with stress and avert its immediate threat. However, certain stressful situations leave marks that go beyond the immediate response; some even seem ...

dateJan 28, 2015 in Cell & Microbiology
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What blind beetles can teach us about evolution

Evolution is often perceived as being a "directional" or "adaptive" process. We often think of species evolving to become stronger or faster, or to have sharper teeth, for example. And we tend to see this as being inherently ...

dateFeb 05, 2015 in Evolution
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Living in the genetic comfort zone

The information encoded in the DNA of an organism is not sufficient to determine the expression pattern of genes. This fact has been known even before the discovery of epigenetics, which refers to external modifications to ...

dateFeb 26, 2015 in Biotechnology
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