Sperm discovery reveals clue to genetic 'immortality'

New insights into an elusive process that protects developing sperm cells from damage in growing embryos, sheds light on how genetic information passes down, uninterrupted, through generations.

MicroRNA cocktail helps turn skin cells into stem cells

Stem cells are ideal tools to understand disease and develop new treatments; however, they can be difficult to obtain in necessary quantities. In particular, generating induced pluripotent stem (iPS) cells can be an arduous ...

Researchers create functional mini-liver by 3-D bioprinting

Using human blood cells, Brazilian researchers have obtained hepatic organoids ("mini-livers") that perform all of the liver's typical functions, such as producing vital proteins, storing vitamins and secreting bile, among ...

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