CHU Reunion 1 article published in JoVE Developmental Biology Acute and Chronic Models of Hyperglycemia in Zebrafish: A Method to Assess the Impact of Hyperglycemia on Neurogenesis and the Biodistribution of Radiolabeled Molecules Anne-Claire Dorsemans1, Christian Lefebvre d'Hellencourt1, Imade Ait-Arsa2, Emmanuelle Jestin1,2, Olivier Meilhac1,3, Nicolas Diotel1 1UMR 1188 Diabète athérothombose Thérapie Réunion Océan Indien (DéTROI), Saint-Denis de La Réunion, France, Université de La Réunion, INSERM, 2RIPA (Radiochimie et Imagerie du Petit Animal), Cyclotron de la Réunion Océan Indien CYROI, 3CHU de La Réunion This work describes methods to establish acute and chronic hyperglycemia models in zebrafish. The aim is to investigate the impact of hyperglycemia on physiological processes, such as constitutive and injury-induced neurogenesis. The work also highlights the use of zebrafish to follow radiolabeled molecules (here, [18F]-FDG) using PET/CT.