Inferred network

R(Retina) → AVP(Anteroventral preoptic nucleus)
AVP(Anteroventral preoptic nucleus) → SI(Substantia innominata)
SI(Substantia innominata) → LPO(Lateral preoptic area)
LPO(Lateral preoptic 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 Substantia innominata:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Anteroventral preoptic nucleusSubstantia innominata lightnot knownPHAL
none provided
 Thompson R.H., Swanson L.W., 2003

Support information about direct projections from Substantia innominata to Lateral preoptic area:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Substantia innominataLateral preoptic area lightnot knownPHAL
Case pg349, fig1. Soma notes PHA-L inj centred in dorsal SI, but intruded into ventral SI. Terminal notes not specified..
 Grove EA., 1988
Substantia innominataLateral preoptic area existsnot knownPHAL
p. 175
 Swanson L.W., Mogenson G.J., Gerfen C.R., Robinson, 1984

Support information about direct projections from Lateral preoptic area to Lateral hypothalamic area:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Lateral preoptic areaLateral hypothalamic area lightnot knownHRP/WGA
Case pg427, fig5. Soma notes not specified.. Terminal notes WGA-HRP inj into depressor sites, core of inj site in LHAp/LHAt/VTA/SN.
 Allen GV, Cechetto DF., 1993
Lateral preoptic areaLateral hypothalamic area existsnot knownautoradiography
earlier: Nauta Brain 81:319, 1958; cat, Nauta method
 Swanson L.W., 1976