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PAG (Periaqueductal gray) projects to PP (Peripeduncular nucleus)

All claims for this connection
Species
Rat
Result
present
Method
retrograde tracer
Sign
unknown
Strength
weak
Evidence
A few PAG neurons were labelled after PP FG injection.
Source

Comparison of the connectivity of the posterior intralaminar thalamic nucleus and peripeduncular nucleus in rats and mice

Frontiers in Neural Circuits, 2024

DOI 10.3389/fncir.2024.1384621 · PubMed 38736977 · PMC11082296, Results, afferent projections of PP (data not shown)

Licence: CC-BY-4.0

Named in the paper
“PAG” and “PP”
Made by
an AI model reading the paper (claude-opus-5-5, extract@0.3.0), 2026-10-10
Checked by

a second AI model (claude-opus-5-5) agrees, 2026-10-10

“A few PAG cells are reported after PP injection.”

Status

proposed

Drafted and checked by AI models; it stays proposed until people have audited a sample of such claims.