TY - RPRT TI - Kappa Opioid-Oxytocin Interactions During Long-Term Partner Separation: Insights from PET Imaging in Titi Monkeys (Plecturocebus cupreus) AU - Paulus, J. P. AU - Manca, C. AU - D Almeida, A. AU - Caceres, A. AU - Sosnowski, M. J. AU - Hobson, B. A. AU - Chaudhari, A. J. AU - Bales, K. L. PY - 2026 DO - 10.64898/2026.07.30.739928 UR - https://www.biorxiv.org/content/10.64898/2026.07.30.739928v1 ID - 10.64898/2026.07.30.739928 ER -