Rat

CEA (central amygdaloid nucleus) projects to PAG (Periaqueductal gray)

2 claims from 2 sources: 2 found, 0 tested and absent, 0 ambiguous. Evidence: anterograde tracer, retrograde tracer. Strongest reported: strong.

The claims behind it

clm-j8hhb1cbv4presentretrograde tracerproposed

Retrograde fluorescent nanobeads injected into the ventral periaqueductal gray were found in central amygdala neurons. Some of these back-labelled neurons were also CCL2-immunoreactive.

DOI 10.3389/fncel.2020.580583 · PubMed 33192326 · PMC7531233, Fig. 5E-H; Results, 'CeA Projection Neurons Contain CCL2'

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.

clm-vz9ac83jygpresentanterograde tracerstrength: strongproposed

The authors report pronounced mCherry-labelled projections from CeA PKCδ+ neurons to the ventrolateral column of the periaqueductal gray.

DOI 10.1523/jneurosci.0528-24.2024 · PubMed 38977300 · PMC11308323, Fig. 4F; Results, Anterograde tracing of CeA PKCδ+ neurons

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