Revealing the evolutionary origin of genomic imprinting 

Some of our genes can be expressed or silenced depending on whether we inherited them from our mother or our father. The mechanism behind this phenomenon, known as genomic imprinting, is determined by DNA modifications during ...

Virus-like transposons cross the species barrier, study shows

Scientists have known for decades that genes can be transferred from one species to another, both in animals and plants. However, the mechanism of how such an unlikely event occurs remained unknown. Now, researchers from ...

'Supergene' wreaks havoc in a genome

The human genome is littered with "selfish genetic elements," which do not seem to benefit their hosts, but instead seek only to propagate themselves.

When two worlds meet: A protease that controls small RNA activity

The protection of genome integrity of germ cells is essential for animal fertility. Researchers from the Grosshans group characterized a defense mechanism against selfish genetic elements in the C. elegans germline. They ...

Homing in on the mosquito

(Phys.org) —In the battle against the mosquitoes that carry deadly human diseases scientists are recruiting a new ally: a genetic enemy within the mosquito's DNA.

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