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Mouse

ARH (Arcuate hypothalamic nucleus) projects to PAG (Periaqueductal gray)

1 claim from 1 source: 1 found, 0 tested and absent, 0 ambiguous. Evidence: retrograde tracer. Strongest reported: strong.

The claims behind it

clm-593b2m7etvpresentretrograde tracerstrength: strongproposed

CTB injected into the PAG labeled many arcuate cells, including POMC neurons. The labeled POMC neurons tended to lie in the rostral arcuate, though this bias was not significant.

DOI 10.1371/journal.pone.0025864 · PubMed 21991375 · PMC3186811, Fig. 4C, Fig. 5B, Fig. 6B

Made by an AI model reading the paper (claude-opus-5-5, extract@0.3.0); a second AI model (claude-opus-5-5) agrees.