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PB (Parabrachial nucleus) projects to PP (Peripeduncular nucleus)

All claims for this connection
Species
Rat
Result
present
Method
retrograde tracer
Sign
unknown
Strength
weak
Evidence
A few parabrachial neurons were FG-labelled after PP 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
“PB” 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 PB 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.