Cardiology

Imaging method shows beating, development in human heart model

Researchers have been using organoids—3D organ-like, tightly-packed cell cultures—as models to study organ development, disease and drug discovery with excellent success. However, most existing imaging methods are limited ...

Psychology & Psychiatry

Expectations and dopamine can affect outcome of SSRI treatment

Levels of dopamine and the placebo effect can determine whether patients with social anxieties improve when treated with SSRIs. A new study shows the effect was four times higher for patients with high expectations of the ...

Neuroscience

To do or not to do: Cracking the code of motivation

Why do we do things? What persuades us to put an effort to achieve goals, however mundane? What, for instance, drives us to search for food? Neurologically, the answer is hidden in the reward system of the brain—an evolutionary ...

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