Biomedical technology

Fiber-infused ink enables 3D-printed heart muscle to beat

Over the last decade, advances in 3D printing have unlocked new possibilities for bioengineers to build heart tissues and structures. Their goals include creating better in vitro platforms for discovering new therapeutics ...

Medical research

How the body responds to exercise at the cellular level

Researchers have long been fascinated by the possibility that exercise causes various cells in our body to produce molecules that benefit human health, says Jonathan Long, assistant professor of pathology at Stanford University.

Medical research

1st babies born in Britain using DNA from 3 people

Britain's fertility regulator on Wednesday confirmed the births of the U.K.'s first babies created using an experimental technique combining DNA from three people, an effort to prevent the children from inheriting rare genetic ...

Immunology

A unique window into 'original antigenic sin'

Our immune systems react most strongly to the viral strains we encountered in our childhoods. Scientists call this original antigenic sin (OAS)—the body's first blush with a virus like influenza or COVID being the "original ...

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