Science Advances

Genetics

Genetic mutations may be linked to infertility, early menopause

A new study from Washington University School of Medicine in St. Louis identifies a specific gene's previously unknown role in fertility. When the gene is missing in fruit flies, roundworms, zebrafish and mice, the animals ...

Gastroenterology

An ingestible device for treating stomach ailments

An international team of researchers has created an ingestible device that affixes itself to the stomach wall and treats ailments by delivering electrical pulses. In their paper published in the journal Science Advances, ...

Alzheimer's disease & dementia

People with increased risk of Alzheimer's have deficits in navigating

Animals and humans have the ability to follow their own position in space through self-motion cues, even in the absence of any other sensory information. "If you get up at night and want to find your way to the bathroom in ...

Genetics

'Jumping' DNA regulates human neurons

The human genome contains over 4.5 million sequences of DNA called "transposable elements," virus-like entities that "jump" around and help regulate gene expression. They do this by binding transcription factors, which are ...

Cardiology

Researchers 3-D print lifelike heart valve models

Researchers from the University of Minnesota, with support from Medtronic, have developed a groundbreaking process for multi-material 3-D printing of lifelike models of the heart's aortic valve and the surrounding structures ...

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