Medical research

Critical flaw found in lab models of the human blood-brain barrier

Cells used to study the human blood brain barrier in the lab aren't what they seem, throwing nearly a decade's worth of research into question, a new study from scientists at Columbia University Vagelos College of Physicians ...

Cardiology

Unlocking a cell's potential to regenerate the heart

Some organisms have a remarkable capacity for regenerating tissue. If a fish or salamander suffers heart damage, for instance, their cells are able to divide and successfully repair the injured organ. Imagine if you could ...

Overweight & Obesity

Molecule boosts fat burning

Normally, fat cells store energy. In brown fat cells, however, energy is dissipated as heat—brown fat thus serves as a biological heater. Most mammals therefore have this mechanism. In humans it keeps newborns warm; in ...

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