Inferred network

R(Retina) → AVP(Anteroventral preoptic nucleus)
AVP(Anteroventral preoptic nucleus) → SUMl(Supramammillary nucleus lateral part)
SUMl(Supramammillary nucleus lateral part) → PL(Prelimbic area)
PL(Prelimbic area) → LHA(Lateral hypothalamic area)

Support information about direct projections from Retina to Anteroventral preoptic nucleus:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
RetinaAnteroventral preoptic nucleus existsnot knownCholera toxin conjugated to HRP
Case pg351, fig5a-e. Soma notes 36 female Sprague-Dawley rats weighing 200-350g. 10 microliters of CT-HRP(.20%-.40%) were injected into one eye ?behind the lens into the vitreous chamber of the eye. pressure injection over 1 min. Terminal notes Terminal label evident throughout the anteroventral preoptic nucleus..
Levine JD, Weiss ML, Rosenwasser AM, Miselis RR., 1991

Support information about direct projections from Anteroventral preoptic nucleus to Supramammillary nucleus lateral part:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Anteroventral preoptic nucleusSupramammillary nucleus lateral part lightnot knownPHAL
earlier: Simerly & Swanson JCN 270:209 1988 rat PHAL same material only examined and described more accurately here
Thompson R.H., Swanson L.W., 2003

Support information about direct projections from Supramammillary nucleus lateral part to Prelimbic area:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Supramammillary nucleus lateral partPrelimbic area moderatenot knownFluorogold
Lightly to moderately labeled sites were PAG, VTA, PH, IP, SUM, and LM (Fig. 5q–t).
Hoover W.B. & Vertes R.P, 2007

Support information about direct projections from Prelimbic area to Lateral hypothalamic area:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Prelimbic areaLateral hypothalamic area existsnot knownautoradiography
Case pg56, fig2. Soma notes 3H A.A. inj.. Terminal notes not specified..
Beckstead RM., 1979
Prelimbic areaLateral hypothalamic area lightnot knownPHAL
Case pg216, fig4. Soma notes PHA-L inj, {3,4,5,6} caudal/central PL. Terminal notes perifornical area.
Sesack SR, Deutch AY, Roth RH, Bunney BS., 1989
Prelimbic areaLateral hypothalamic area moderatenot knownPHAL
Collator note: injection with PHAL shown in Fig. 4A, in PL, which corresponds to Swanson Atlas Level 9. The injection covers the entire PL with possible extension into the ventral ACd.
Fisk G.A. & Wyss J.M., 2000
Prelimbic areaLateral hypothalamic area light/moderatenot knownradioactive aminoacids
Collator note: continuous terminal field from the external capsule to the fornix, and ventrally up to the optic tract, covering amygdalar nuclei and LHA in this level. See Fig. 2D, Swanson Atlas Levels 26-27.
Beckstead RM., 1979