Genetics

Beware the 'molecular parasites' involved in aging and disease

If you've ever seen a petunia with artfully variegated petals, then you've seen transposons at work. The flower's showy color patterns are due to transposable elements, or DNA sequences that can move locations within a genome. ...

Diseases, Conditions, Syndromes

Biosensor permits ultra-fast and cheap detection of SARS-CoV-2

The challenges posed by the COVID-19 pandemic have stimulated innovation on several fronts. One is the development of low-cost methods of clinical diagnosis. Genosensors are a case in point. Based on nucleic acids that detect ...

Medical research

Cryptic transcription in mammalian stem cells linked to aging

Although visible signs of aging are usually unmistakable, unraveling what triggers them has been quite a challenge. Researchers at Baylor College of Medicine and collaborating institutions have discovered that a cellular ...

Oncology & Cancer

The potential role of 'junk DNA' sequence in aging, cancer

The human body is essentially made up of trillions of living cells. It ages as its cells age, which happens when those cells eventually stop replicating and dividing. Scientists have long known that genes influence how cells ...

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