Psychology & Psychiatry

Tracing maternal behavior to brain immune function

Immune system changes in the pregnant body that protect the fetus appear to extend to the brain, where a decrease in immune cells late in gestation may factor into the onset of maternal behavior, new research in rats suggests.

Neuroscience

How does dopamine regulate both learning and motivation?

A new study from the Netherlands Institute for Neuroscience brings together two schools of thought on the function of the neurotransmitter dopamine: one saying that dopamine provides a learning signal, the other saying that ...

Neuroscience

How the immune system sculpts rat brains during development

Researchers have established that biological sex plays a role in determining an individual's risk of brain disorders. For example, boys are more likely to be diagnosed with behavioral conditions like autism or attention deficit ...

Diseases, Conditions, Syndromes

Study shows New York City rats carry SARS-CoV-2

A new study has demonstrated that rats are susceptible to infection with Alpha, Delta and Omicron variants of SARS-CoV-2 and wild rats in the New York City municipal sewer systems and elsewhere in the city have been exposed ...

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