How altered light during puberty affects brain circuits that control emotions
Neurobiological responses of somatostatin neuronal circuits to environmental light disruptions during pubertal development
This work looks at how unusual light exposure during puberty changes specific brain cells tied to emotions and may increase anxiety risk in adolescents.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of South Carolina at Columbia NIH-funded |
| Lab location | 1 site (Columbia, United States) |
| Project ID | NIH-11310145 on NIH RePORTER |
What this research studies
You should know researchers are modeling teen light exposure in the lab to see how it affects brain circuits during puberty. They focus on somatostatin-expressing neurons in the medial amygdala and track molecular changes, neuronal activity, and anxiety-like behaviors. The team will also test whether changing light conditions can reduce those harmful brain and behavior effects. This is preclinical, lab-based work that aims to guide future approaches for protecting teens from light-related mood problems.
Who could benefit from this research
Good fit: This line of research is most relevant to adolescents (roughly 12–20 years old) who have disrupted sleep or high evening device/light exposure and related anxiety symptoms.
Not a fit: People whose anxiety is clearly unrelated to sleep or light exposure, or older adults outside the pubertal window, are unlikely to get direct benefit from this specific work.
Why it matters
Potential benefit: If successful, this could point to light-timing or light-based strategies to lower anxiety risk in adolescents.
How similar studies have performed: Previous animal studies show that disturbed light cycles can alter circadian rhythms and increase anxiety-like behaviors, but targeting somatostatin circuits in the amygdala is a newer, less-tested approach.
Where this research is happening
Columbia, United States
- University of South Carolina at Columbia — Columbia, United States (Active)
Researchers
- Principal investigator: Porcu, Alessandra — University of South Carolina at Columbia
- Study coordinator: Porcu, Alessandra
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.