Inferred network

R(Retina) → AVP(Anteroventral preoptic nucleus)
AVP(Anteroventral preoptic nucleus) → 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 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 Medial preoptic nucleus:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Anteroventral preoptic nucleusMedial 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