Inferred network

R(Retina) → AHNa(Anterior hypothalamic nucleus anterior part)
AHNa(Anterior hypothalamic nucleus anterior part) → MPN(Medial preoptic nucleus)
MPN(Medial preoptic nucleus) → PMd(Dorsal premammillary nucleus)
PMd(Dorsal premammillary nucleus) → LHA(Lateral hypothalamic area)

Support information about direct projections from Retina to Anterior hypothalamic nucleus anterior part:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
RetinaAnterior hypothalamic nucleus anterior part light/moderatenot knownCholera toxin conjugated to HRP
Case pg352. 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 Med. component of the RHT?in addition, labeled fibres and terms were found lateral to the lateral boundary of the SCN, in the lateroanterior hypothalamic nucleus. Lat component diffuse labeling in the lateroanterior hypothalamic nucleus was evident.
 Levine JD, Weiss ML, Rosenwasser AM, Miselis RR., 1991

Support information about direct projections from Anterior hypothalamic nucleus anterior part to Medial preoptic nucleus:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Anterior hypothalamic nucleus anterior partMedial preoptic nucleus existsnot knownTrue Blue/SITS/WGA
ipsilateral, after excluding projections described in Simerly, Swanson, & Gorski Brain Res. 324: 185-189, 1984
 Simerly RB, Swanson LW., 1986

Support information about direct projections from Medial preoptic nucleus to Dorsal premammillary nucleus:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Medial preoptic nucleusDorsal premammillary nucleus lightnot knownHRP/WGA
Case table1. Soma notes not specified.. Terminal notes WGA-HRP inj.
 Chiba T, Murata Y., 1985
Medial preoptic nucleusDorsal premammillary nucleus lightnot knownHRP/WGA
Case table1. Soma notes WGA-HRP inj. Terminal notes not specified..
 Chiba T, Murata Y., 1985

Support information about direct projections from Dorsal premammillary nucleus to Lateral hypothalamic area:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Dorsal premammillary nucleusLateral hypothalamic area existsnot knownPHAL
perifornical
 Canteras N.S., Swanson L.W., 1992