Inferred network

R(Retina) → AVP(Anteroventral preoptic nucleus)
AVP(Anteroventral preoptic nucleus) → MPNm(Medial preoptic nucleus medial part)
MPNm(Medial preoptic nucleus medial part) → PSCH(Suprachiasmatic preoptic nucleus)
PSCH(Suprachiasmatic preoptic 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 medial part:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Anteroventral preoptic nucleusMedial preoptic nucleus medial part lightnot knownPHAL
none provided
Thompson R.H., Swanson L.W., 2003

Support information about direct projections from Medial preoptic nucleus medial part to Suprachiasmatic preoptic nucleus:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Medial preoptic nucleus medial partSuprachiasmatic preoptic nucleus existsnot knownPHAL
Collator note: the MPN projection has a light contralateral representation, which was not described in detail.
Simerly RB, Swanson LW., 1988

Support information about direct projections from Suprachiasmatic preoptic nucleus to Lateral hypothalamic area:
Sending structure Receiving structureStrength of projection Type of connectionTechniqueGeneral descriptionCollatorAssociated reference
Suprachiasmatic preoptic nucleusLateral hypothalamic area existsnot knownautoradiography
experiment R217
Swanson L.W., 1976
Suprachiasmatic preoptic nucleusLateral hypothalamic area existsnot knownPHAL
including perifornical regions; not a complete description of the projections; earlier: Swanson JCN 167:227-56, 1976, rat, autoradiography
Watts AG, Swanson LW, Sanchez-Watts G., 1987