Release of Dopamine in Infant Brains May Help Control Early Social Development

1st November, 2021

5 November 2021, News of the Week, Newsletter

[Source: Science Daily]

Changing levels of the chemical dopamine, a chemical most associated with motivation, may help explain why stressful experiences during infancy can lead to lasting behavioral issues, a new study in rodents shows.

Experts have long understood that negative experiences early in life among rodents and other mammals, including humans, can affect later social development. Past studies in rats, for example, have found that limited bedding causes mother rats to roughly handle pups, impacting pups’ social behavior throughout their lives. However, exactly what changes occurred in the brain as a result of such adversity remained unclear.

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