Inferred network

R(Retina) → MPO(Medial preoptic area)
MPO(Medial preoptic area) → PMd(Dorsal premammillary nucleus)
PMd(Dorsal premammillary nucleus) → AHNp(Anterior hypothalamic posterior part)
AHNp(Anterior hypothalamic posterior part) → LHA(Lateral hypothalamic area)

Support information about direct projections from Retina to Medial preoptic area:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
RetinaMedial preoptic area light/moderatenot knownCholera toxin conjugated to HRP
Case pg348,349, fig5d-f. 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 Medial component of the RHT included labeled fibres and terminals found near the midline involved the medial half of the medial preoptic area?terminals evident in the anterior medial preoptic area Paper describes a.m.p.a. as separate region .
Levine JD, Weiss ML, Rosenwasser AM, Miselis RR., 1991
RetinaMedial preoptic area existsnot knownCholera toxin conjugated to HRP
Case pg351,352, fig5a-f. 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 in preoptic region ros. to SCN. lat. component of RHT labeled terminals and fibres within or lateral to the lateral haf of the medial preoptic area. Terminal label evident in ven. 1/2 of the lateral part of the medial preoptic area.
Levine JD, Weiss ML, Rosenwasser AM, Miselis RR., 1991

Support information about direct projections from Medial preoptic area to Dorsal premammillary nucleus:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Medial preoptic areaDorsal premammillary nucleus lightnot knownHRP/WGA
Case table1. Soma notes not specified.. Terminal notes WGA-HRP inj.
Chiba T, Murata Y., 1985
Medial preoptic areaDorsal premammillary nucleus lightnot knownCTB
In the preoptic region, only scattered labeled cells were observed in the lateral preoptic area and in the undifferentiated part of the medial preoptic area.
Comoli E., Ribeiro-Barbosa E.R. & Canteras N.S., 2000

Support information about direct projections from Dorsal premammillary nucleus to Anterior hypothalamic posterior part:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Dorsal premammillary nucleusAnterior hypothalamic posterior part strongnot knownPHAL
none provided
Canteras N.S., Swanson L.W., 1992

Support information about direct projections from Anterior hypothalamic posterior part to Lateral hypothalamic area:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Anterior hypothalamic posterior partLateral hypothalamic area existsnot knownPHAL
rostromedial terminal field, dorsomedial terminal fieldbetween AHN and RE
Risold P.Y., Canteras N.S., Swanson L.W., 1994