Medical research

Scientists create a recipe to make human blood-brain-barrier

The blood-brain barrier is the brain's gatekeeper. A nearly impenetrable shield of cells, it keeps toxins and other agents that may be in circulating blood from gaining access to and harming the brain.

Medical research

Researchers are one step closer to artificial livers

Prometheus, the mythological figure who stole fire from the gods, was punished for this theft by being bound to a rock. Each day, an eagle swept down and fed on his liver, which then grew back to be eaten again the next day.

Neuroscience

Robot reveals the inner workings of brain cells

Gaining access to the inner workings of a neuron in the living brain offers a wealth of useful information: its patterns of electrical activity, its shape, even a profile of which genes are turned on at a given moment. However, ...

Medical research

Using light to stop itch

Itch is easily one of the most annoying sensations. For chronic skin diseases like eczema, it's a major symptom. Although it gives temporary relief, scratching only makes things worse because it can cause skin damage, additional ...

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