Rostrally (Fig. 2A, B), there are HRP-positive cells in the prelimbic (PL) and infralimbic (IL) areas of the medial frontal cortex and in the posterior agranular insular area (AIp). The reactive cells in PL are located in layer II. Collator note: very few labeled cells in the ventral PL. Fig. 2A, B corresponds to Swanson Atlas Levels 9-13.

Rostrally (Fig. 2A, B), there are HRP-positive cells in the prelimbic (PL) and infralimbic (IL) areas of the medial frontal cortex and in the posterior agranular insular area (AIp). Collator note: labeled cells in the ventral ILA. Fig. 2A, B corresponds to Swanson Atlas Levels 9-13.

Collator note: no label in the taenia tecta. See Fig. 2A, B, which corresponds to Atlas Levels 9-13.

Collator note: no label in the taenia tecta. See Fig. 2A, B, which corresponds to Atlas Levels 9-13.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Rostrally (Fig. 2A, B), there are HRP-positive cells in the prelimbic (PL) and infralimbic (IL) areas of the medial frontal cortex and in the posterior agranular insular area (AIp). Collator note: labeled cells in the caudal AId. The SI in Fig. 2B is closest to Atlas Levels 12-13. Fig. 2A, B corresponds to Swanson Atlas Levels 9-13.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Caudal to the level of the olfactory tubercle, labeled cells appear in the medial part of the pyriform cortex (CPF, levels C to F). The reactive CPF neurons are distributed in layer II and IIII with a majority in the latter. Collator note: PIR is labeled in is caudal half, Swanson Atlas Levels 21-28.

Collator note: no label in this area. See Fig 2A, C, Atlas Levels 8-22.

A very small group of HRP-positive cells in the rostroventral medial amygdaloid nucleus (Am) is not illustrated. Collator note: the nucleus is assumed to be identical with that defined in Swanson 2004 nomenclature.

Collator note: both neurons and fibers labeled in the level of injection. See Fig. 2E, Swanson Atlas Level 28.

Collator note: both neurons and fibers labeled in the level of injection. See Fig. 2E, Swanson Atlas Level 28.

Collator note: few labeled cell bodies in the PAA, towards PIR. See Fig. 2E, Swanson Atlas Level 28.

Collator note: 1-2 labeled cells either in COApm, or in the ventral part of the PA. See Fig. 2F, Swanson Atlas Levels 30-31.

Collator note: labeled fibers in layer III of the COApm. See Fig. 2F, Swanson Atlas Levels 30-31.

The temporal two-thirds of the septotemporal extent of CA1 and subiculum (SUB) exhibit a large number of reactive neurons (Figs. 2, 22). Collator note: Fig. 2G-J, Atlas Levels 33-40.

The temporal two-thirds of the septotemporal extent of CA1 and subiculum (SUB) exhibit a large number of reactive neurons (Figs. 2, 22). Collator note: Fig. 2G-J, Atlas Levels 33-40.

[…] there are numerous labeled cells in the perirhinal area (PRH). These are located in layer II or superficially in layer III, with a few in layer V. Collator note: this terminal field is mapped in the PERI and ECT of Swanson. See Fig. 2 G-J, Swanson Atlas Levels 33-40.

[…] there are numerous labeled cells in the perirhinal area (PRH). These are located in layer II or superficially in layer III, with a few in layer V. Collator note: this terminal field is mapped in the PERI and ECT of Swanson. See Fig. 2 G-J, Swanson Atlas Levels 33-40.

The PRH is also a target of anterograde transport of HRP (Fig. 3D). Collator note: see Fig. 2G-J, Swanson Atlas Levels 33-40. The fibers are mostly rostral.

Collator note: small but distinct terminal field in the caudal part of the TEv. See Fig 2I, Swanson Atlas Level 40.

Collator note: labeled cell bodies in the caudal part of the ENTl, lateral-most. See Fig. 2H-J, Swanson Atlas Levels 35-44.

Collator note: labeled fibers mixed with cell bodies in the caudal part of the ENTl, lateral-most and deeper layers. See Fig. 2H-J, Swanson Atlas Levels 35-44.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: no label in this area. See Fig 2K, L, which shows the lateral and medial views of the rat cortex, respectively.

Collator note: the piriform is labeled almost in its entirety. The number of labeled neurons increase closer to the injection site. See Fig. 8 B-G, Swanson Atlas Levels 13-29.

Collator note: 1-2 labeled cells in ORBvl. See Fig. 8A, Swanson Atlas Levels 6-7.

Collator note: 1-2 labeled cells in the dorsal part of the PIR, which may be placed in Aiv. See Fig. 8B, Swanson Atlas Levels 13-14.

Collator note: few labeled cell bodies in the claustrum, at least rostrally. See Fig. 8B-C, Swanson Atlas Levels 13-17.

Collator note: both neurons and fibers are labeled in the deeper layers of the AIp, in this level. See Fig. 8C, Swanson Atlas Level 17.

Collator note: both neurons and fibers are labeled in the deeper layers of the AIp, in this level. See Fig. 8C, Swanson Atlas Level 17.

Collator note: see Fig. 8D, Swanson Atlas Levels 27-28.

Collator note: see Fig. 8D, Swanson Atlas Levels 27-28.

Collator note: see Fig. 8D, Swanson Atlas Levels 27-28.

Collator note: Epd is labeled strongly in its caudal part. See Fig. 8D-E, Swanson Atlas Levels 26-28.

Collator note: no labeled neurons shown in these regions. See Fig. 8D-F, Swanson Atlas Levels 26-29.

Collator note: no labeled neurons shown in these region. See Fig. 8D-F, Swanson Atlas Levels 26-29.

Collator note: no labeled neurons shown in these regions. See Fig. 8D-F, Swanson Atlas Levels 26-29.

Collator note: dense labeled fibers in MEApv, but no labeled cell bodies. See Fig. 8E, Swanson Atlas Levels 28-29.

Collator note: dense labeled fibers in MEApv, but no labeled cell bodies. See Fig. 8E, Swanson Atlas Levels 28-29.

Collator note: dense labeling of amygdalar nuclei from MEApv to the piriform cortex in these levels. See Fig 8E, Swanson Atlas Level 28.

Collator note: dense labeling of amygdalar nuclei from MEApv to the piriform cortex in these levels. See Fig 8E, Swanson Atlas Level 28.

Collator note: dense labeling of amygdalar nuclei from MEApv to the piriform cortex in these levels. See Fig 8E, Swanson Atlas Level 28.

Collator note: dense labeled fibers in the deeper layers See Fig. 8E, Swanson Atlas Levels 28-29.

Collator note: dense labeled fibers in the deeper layers. See Fig. 8E, Swanson Atlas Levels 28-29.

Collator note: BMAa is assumed to receive at least in its ventral part some of the labeled fibers in this level. See Fig. 8E, Swanson Atlas Levels 28-29.

Collator note: both labeled neurons and fibers in the medialmost corner of the COApm in this level. See Fig. 8F, Swanson Atlas Level 30.

Collator note: see Fig. 8G, Swanson Atlas Level 30.

Collator note: the label in LA is shown only in this level, caudalmost. The labeled cells tend to group in the ventral part of the LA, in this level. See Fig. 8G, Swanson Atlas Level 31.

Collator note: see Fig 8I-L, Swanson Atlas Levels 33-38.

[…] Few cells were discerned in the SUB […]. Collator note: difficult to estimate from Fig. 8. See Fig 8I-L, Swanson Atlas Levels 34-38.

Collator note: no labeled neurons shown in these region. See Fig. 8I-L, Swanson Atlas Levels 33-38.

Collator note: very few labeled cells in the ENTl. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

Collator note: no labeled cells in this region. See Fig. 8K.

The retrograde labeling in the medial frontal cortex is mostly confined to the superficial layers of the dorsal part of the anterior cingulate area (ACd). Collator note: see Fig. 5A-B, Swanson Atlas Levels 5-7.

Collator note: 2-3 labeled neurons in Fig. 5A, Swanson Atlas Level 5.

Collator note: 2-3 labeled neurons in Fig. 5A, Swanson Atlas Level 5.

Collator note: labeled neurons in the superficial layers of ORBvl and ORBl. See Fig. 5B, Swanson Atlas Levels 6-7.

Collator note: labeled neurons in the superficial layers of ORBvl and ORBl. See Fig. 5B, Swanson Atlas Levels 6-7.

Labeled cells are also found dorsal to the rhinal sulcus, in the posterior and ventral (AIv) agranular insular areas, respectively. The former area contains a modest number of reactive neurons in layer V. The AIv is richer in marked neurons. These are confined to layer II and III, often close to the dorsal agranular insular area (Fig. 5C). Collator note: continuous labeling from PIR to AId in these levels. See Fig. 5C, Swanson Atlas Level 9.

Labeled cells are also found dorsal to the rhinal sulcus, in the posterior and ventral (AIv) agranular insular areas, respectively. The former area contains a modest number of reactive neurons in layer V. The AIv is richer in marked neurons. These are confined to layer II and III, often close to the dorsal agranular insular area (Fig. 5C). Collator note: continuous labeling from PIR to AId in these levels. See Fig. 5C, Swanson Atlas Level 9.

Collator note: weak to moderate labeling in the rostral part of the PIR. See Fig. 5B-C, Swanson Atlas Levels 7-9.

There is heavy anterograde transport of HRP to layer V and VI of the AIp, but none to the underlying claustrum. Collator note: see Fig. 5D, Swanson Atlas Levels 15-16.

Collator note: labeled neurons both in the superficial and deep layers of the Aip in this level. See Fig. 5E, Swanson Atlas levels 20-22.

There is heavy anterograde transport of HRP to layer V and VI of the AIp, but none to the underlying claustrum. Collator note: see Fig. 5E, Swanson Atlas Levels 20-22.

Collator note: distinct group of labeled neurons in this level. See Fig 5E, Swanson Atlas Levels 20-22.

Collator note: labeled fibers in NLOT in this level. See Fig. 5F, Swanson Atlas Levels 22-23.

Within the amygdala there is modest retrograde and anterograde transport of HRP to the medial part of PAC (Fig. 5G). Collator note: Swanson Atlas Levels 28-29.

Within the amygdala there is modest retrograde and anterograde transport of HRP to the medial part of PAC (Fig. 5G). Collator note: Swanson Atlas Levels 28-29.

[…] intermediate third of the septotemporal extent of the CA1 (Figs. 6C, 22). The vast majority of labeled cells in the CA1 is found deeply in the stratum pyramidale […]. Collator note: See Fig. 5J, Swanson Atlas Levels 40-41.

Collator note: few labeled neurons in the SUBv. See Fig. 5 I-J, Swanson Atlas Levels 38-41.

Clusters of anterogradely labeled axons and axon terminals dominate the more medial parts of the latter cortical area (Fig. 6D). Collator note: patches of labeled fibers and neurons in the TR. See Fig. 5I, Swanson Atlas Levels 37-38.

Collator note: patches of labeled fibers and neurons in the TR. See Fig. 5I, Swanson Atlas Levels 37-38.

The DLEA shows retrograde transport of HRP to neurons equally distributed between layer II and IV. Collator note: Fig. 5 I-K, Swanson Atlas Level 38-44.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.

Collator note: no labeled neurons in this region. See Fig. 5L-M.