Brain-wide connections of the parvicellular subdivision of the basolateral and basomedial amygdaloid nuclei in the rats

BLA (basal amygdaloid nucleus) UBERON:0002887 projects to BST (Bed nuclei of the stria terminalis) UBERON:0001880 · Rat

BLpc BDA injection labeled moderate axon terminals in the rostral BST.

Fig. 11C

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HPF (Hippocampal formation) UBERON:0002421 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

The ventral prosubiculum contained extremely dense retrogradely labeled neurons after BLpc FG injection.

Fig. 3N,O, 4K,L

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to LHA (Lateral hypothalamic area) UBERON:0002430 · Rat

Very weak terminal labeling was detected in the lateral hypothalamus after BMpc injection.

Fig. 12F; Supplementary Table 1

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ENTl (Entorhinal area, lateral part) MBA:918 projects to BMAp (Basomedial amygdalar nucleus, posterior part) MBA:334 · Mouse

The same mouse LEC viral injection also produced many terminals in the BMpc.

Fig. 8A,B

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MEA (Medial amygdalar nucleus) MBA:403 projects to VMH (Ventromedial hypothalamic nucleus) MBA:693 · Mouse

Strong terminal labeling was observed in the VMH after mouse MeP tracer injection.

Fig. 10D

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AAA (anterior amygdaloid area) UBERON:0002890 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

A moderate number of FG-labeled neurons were seen in the anterior amygdaloid area after BLpc injection.

Fig. 3E–J, 4H

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RE (Nucleus of reuniens) UBERON:0001921 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Nucleus reuniens showed many FG-labeled neurons after BLpc injection.

Fig. 3H–L, 4G

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AHA (amygdalohippocampal area) UBERON:0034673 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Sparse FG-labeled neurons were present in the posteromedial amygdalohippocampal area after BLpc injection.

Fig. 3M

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to AI (Agranular insular area) UBERON:0034893 · Rat

Weak terminal labeling was seen in agranular-dysgranular insular cortex after BLpc BDA injection.

Results, efferent projections; Supplementary Table 1

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to TR (amygdalopiriform transition area) UBERON:0034989 · Rat

Very weak BMpc-derived terminals were detected in the amygdalopiriform transition area.

Supplementary Table 1; Supplementary Fig. 3

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LHA (Lateral hypothalamic area) UBERON:0002430 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Labeled neurons were seen in the posterior lateral hypothalamus after BMpc FG injection.

Fig. 5G–M, 6K

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AUD (Auditory areas) UBERON:0001393 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Some retrogradely BDA-labeled neurons were noted in ventral auditory cortex after a BMpc BDA injection.

Fig. 12H

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to ACB (Nucleus accumbens) UBERON:0001882 · Rat

Moderate, patch-like BDA-labeled terminal fields were seen in the dorsomedial accumbens after BLpc injection.

Fig. 11B

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AI (Agranular insular area) MBA:95 projects to BMAa (Basomedial amygdalar nucleus, anterior part) MBA:327 · Mouse

The rostral basomedial subdivision showed almost no terminals after mouse AI injection.

Fig. 10A

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MS (Medial septal nucleus) UBERON:0001877 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Some FG-labeled neurons were found in the medial septum after BLpc injection.

Fig. 3C–F

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to COA (cortical amygdaloid nucleus) UBERON:0002891 · Rat

Dense BDA-labeled terminals were found in the posterior cortical amygdaloid nucleus after BMpc injection.

Fig. 12B

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to ILA (Infralimbic area) UBERON:8440033 · Rat

Weak BLpc-derived terminal labeling was reported in the prelimbic-infralimbic region including infralimbic cortex.

Results, efferent projections; Supplementary Table 1

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MEA (Medial amygdalar nucleus) MBA:403 projects to COAp (Cortical amygdalar area, posterior part) MBA:647 · Mouse

Mouse MeP injection produced strong terminal labeling in the posterior cortical amygdala.

Fig. 10E

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PMv (Ventral premammillary nucleus) UBERON:0007768 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

The ventral premammillary nucleus contained FG-labeled neurons after BLpc injection.

Fig. 3K–M

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to PERI (Perirhinal area) UBERON:0006083 · Rat

BMpc injection yielded dense terminal labeling in perirhinal-ectorhinal cortex.

Fig. 12B,H

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LPO (Lateral preoptic area) UBERON:0001931 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

FG in the BLpc labeled some neurons in the lateral preoptic area.

Fig. 3D–G

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ENTl (Entorhinal area, lateral part) UBERON:0007225 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Many labeled neurons were found in deep layers of the lateral entorhinal cortex after BMpc injection.

Fig. 5N–P, 6O

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PMv (Ventral premammillary nucleus) UBERON:0007768 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Ventral premammillary nucleus neurons were labeled after FG injection into the BMpc.

Fig. 5J–M

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ENTl (Entorhinal area, lateral part) MBA:918 projects to BLAp (Basolateral amygdalar nucleus, posterior part) MBA:311 · Mouse

In Allen mouse anterograde viral data analyzed here, an LEC injection labeled many axon terminals in the BLpc.

Fig. 8A,B

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NDB (Diagonal band nucleus) UBERON:0001879 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Diagonal band nuclei contained retrogradely labeled cells after BMpc FG injection.

Fig. 5C–F, 6G

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NDB (Diagonal band nucleus) UBERON:0001879 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

BLpc FG injections labeled some neurons in the vertical and horizontal limbs of the diagonal band nucleus.

Fig. 3C–F

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SI (Substantia innominata) UBERON:0003017 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

More labeled neurons than in BST were seen in the sublenticular extended amygdala after BLpc FG injection.

Fig. 4D,H

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AI (Agranular insular area) MBA:95 projects to BLAp (Basolateral amygdalar nucleus, posterior part) MBA:311 · Mouse

Mouse agranular insular injection labeled axon terminals in the BLpc.

Fig. 10A–C

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PVT (Paraventricular nucleus of the thalamus) UBERON:0001920 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

The paraventricular thalamic nucleus contained labeled cells after BMpc injection, more than after BLpc injection per semi-quantitative comparison.

Fig. 5G–L, 6E

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VTA (Ventral tegmental area) UBERON:0002691 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Scattered FG-labeled neurons were seen in the VTA after BLpc injection.

Fig. 3N

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to VMH (Ventromedial hypothalamic nucleus) UBERON:0001935 · Rat

VMH FG injections labeled fewer neurons in the BLpc than in the BMpc.

Fig. 13B–D

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ENTm (Entorhinal area, medial part, dorsal zone) UBERON:0018262 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Far fewer labeled neurons than in LEC were present in the medial entorhinal cortex after BLpc injection.

Fig. 3P, 4N

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MS (Medial septal nucleus) UBERON:0001877 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Labeled cells were found in the medial septum following FG injection into the BMpc.

Fig. 5C–F

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PVT (Paraventricular nucleus of the thalamus) MBA:149 projects to BMAp (Basomedial amygdalar nucleus, posterior part) MBA:334 · Mouse

Anterograde tracer injections into anterior and posterior PVT in Cre mice labeled terminals mainly in the BMpc.

Fig. 9A–D

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PP (Peripeduncular nucleus) UBERON:0002144 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Some labeled neurons were present in the peripeduncular nucleus after BLpc FG injection.

Fig. 3N

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BST (Bed nuclei of the stria terminalis) UBERON:0001880 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Rostral and caudal BST contained labeled neurons after BMpc FG injection, with BSTc counts significantly higher than after BLpc injection.

Fig. 5D–F, 6D; Fig. 7

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TR (Postpiriform transition area) MBA:566 projects to BLAp (Basolateral amygdalar nucleus, posterior part) MBA:311 · Mouse

A mouse APir anterograde injection gave heavy terminal labeling mainly in the BLpc.

Fig. 8C,D

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to BST (Bed nuclei of the stria terminalis) UBERON:0001880 · Rat

BMpc BDA injection gave dense terminal labeling in the most rostral BST and in caudal BST.

Fig. 12C,G

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to VMH (Ventromedial hypothalamic nucleus) UBERON:0001935 · Rat

Dense BDA-labeled axon terminals were observed in the VMH after BMpc injection.

Fig. 12F

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DMH (Dorsomedial nucleus of the hypothalamus) UBERON:0001934 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Retrogradely labeled cells were observed in the DMH after FG injection into the BLpc.

Fig. 3K–M

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to AHA (amygdalohippocampal area) UBERON:0034673 · Rat

BDA injection restricted to the BMpc produced dense axon terminals in the amygdalohippocampal area.

Fig. 12B

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PVT (Paraventricular nucleus of the thalamus) MBA:149 projects to BLAp (Basolateral amygdalar nucleus, posterior part) MBA:311 · Mouse

Mouse PVT injections produced fewer terminals in the BLpc than in the BMpc.

Fig. 9A–D

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to VMH (Ventromedial hypothalamic nucleus) UBERON:0001935 · Rat

FG injected into the VMH retrogradely labeled many neurons in the BMpc.

Fig. 13A–D

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MEA (medial amygdaloid nucleus) UBERON:0002892 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

All medial amygdaloid subdivisions contained many labeled neurons after BMpc FG injection; MeP counts exceeded those after BLpc injection.

Fig. 5G–K, 6L; Fig. 7

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PT (Parataenial nucleus) MBA:15 projects to BLAp (Basolateral amygdalar nucleus, posterior part) MBA:311 · Mouse

A mouse parataenial injection labeled terminals mainly in the BLpc.

Fig. 9E,F

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to LHA (Lateral hypothalamic area) UBERON:0002430 · Rat

Weak terminal labeling was seen in the lateral hypothalamic area after BLpc BDA injection.

Fig. 11E

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LPO (Lateral preoptic area) UBERON:0001931 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

The lateral preoptic area contained FG-labeled neurons after BMpc injection.

Fig. 5D–F, 6I

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PERI (Perirhinal area) UBERON:0006083 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Sparse retrograde labeling was detected in the perirhinal cortex after BLpc injection.

Fig. 3K–P, 4K

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to AAA (anterior amygdaloid area) UBERON:0002890 · Rat

Dense labeled terminals were found in the anterior amygdaloid area after BMpc BDA injection.

Fig. 12D

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MEA (Medial amygdalar nucleus) MBA:403 projects to BLAp (Basolateral amygdalar nucleus, posterior part) MBA:311 · Mouse

The posterior medial amygdala injection produced only faint terminals in the BLpc; the anterior MeA injection labeled the BMpc but not the BLpc.

Fig. 10E,F

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