Medical research

Brain tissue from a petri dish

The most complex organ in humans is the brain. Due to its complexity and, of course, for ethical reasons, it is extremely difficult to do scientific experiments on it - ones that could help us to understand neurodegenerative ...

Medical research

Scientists tissue engineer human intestines and functioning nerves

Scientists report in Nature Medicine using human pluripotent stem cells to grow human intestinal tissues that have functioning nerves in a laboratory, and then using these to recreate and study a severe intestinal nerve disorder ...

Medications

Drug approval: How does it work?

The process of vetting experimental drugs is designed, with safety in mind, to be cautiously meticulous.

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