Endocrine Abstracts

Introduction: β-Arrestins are cytosolic proteins, which play key roles in the desensitization, internalization and signaling of G protein-coupled receptors. Currently, little is known about the role of β-arrestins in the internalization of the CB1 cannabinoid receptor (CB1R). Therefore, the interaction between β-arrestins and CB1R, and its role in receptor internalization were studied.Materials and methods: The β-arrestin binding of C...

Introduction: Short stature is a common cause of consultation in pediatric endocrinology. In 80% of cases, the etiology remains unknown1 and classified as « idiopathic short stature. We report the case of a child with a heterozygote complete deletion of the IGF1 gene.Case report: A 21 months old boy was referred in pediatric endocrinology because of his extreme short stature. The parents of Sicilian origin are not consanguineous. The fath...