Fig 6. Amygdalar pathways to midline thalamic nuclei are diffuse and bidirectional.
(A–C) Midline nuclei show diffuse amygdalar connections. (D and E) Some neurons in midline nuclei are labeled retrogradely (arrowheads) after injections in the amygdala. (F) In the adjacent MDmc, unidirectional amygdalar pathways terminate in complex radial arrangements, as seen in Fig 3. Calibration bar in C applies to B, C. Calibration bar in F applies to D–F. Cim, central intermediate nucleus; MDmc, mediodorsal thalamic nucleus, magnocellular part; Pa, paraventricular nucleus; Pt, paratenial nucleus; Re, nucleus reuniens; Sm, stria medullaris.