Genetics

Study sheds light on the darker parts of our genetic heritage

More than half of our genome consists of transposons,DNA sequences that are reminiscent of ancient, extinct viruses.Transposons are normally silenced by a process known as DNA methylation, but their activation can lead to ...

Medical research

Study results advance 'transposon theory of aging'

A new study increases and strengthens the links that have led scientists to propose the "transposon theory of aging." Transposons are rogue elements of DNA that break free in aging cells and rewrite themselves elsewhere in ...

Genetics

Jumping genes can cause rare developmental disorders in children

The largest study of its kind into childhood developmental disorders has discovered that jumping genes cause genetic changes in some patients with undiagnosed neurodevelopmental diseases. The research from the Wellcome Sanger ...

Genetics

Renegade genes caught red handed

The guardians of the human genome that work to prevent potentially disease-causing gene expression might not be as effective at their jobs as previously thought, according to new University of Arizona research.

Medical research

Fertility: Sacrificing eggs for the greater good

A woman's supply of eggs is a precious commodity because only a few hundred mature eggs can be produced throughout her lifetime and each must be as free as possible from genetic damage. Part of egg production involves a winnowing ...

Genetics

Genetic advance for male birth control

When it comes to birth control, many males turn to two options: condoms or vasectomies. While the two choices are effective, both methods merely focus on blocking the transportation of sperm.