An update on somatostatin receptor signaling in native systems and new insights on their pathophysiology.
The peptide somatostatin (SRIF) has important physiological effects, mostly inhibitory, which have formed the basis for the clinical use of SRIF compounds. SRIF binding to its 5 guanine nucleotide-binding proteins-coupled receptors leads to the modulation of multiple transduction pathways. However, our current understanding of signaling exerted by receptors endogenously expressed in different cells/tissues reflects a rather complicated picture. On the other hand, the complexity of SRIF receptor signaling in pathologies, including pituitary and nervous system diseases, may be studied not only as alternative intervention points for the modulation of SRIF function but also to exploit new chemical space for drug-like molecules.
Cervia
Davide
D
Department of Environmental Sciences, University of Tuscia, largo dell'Università snc, blocco D, 01100 Viterbo, Italy. d.cervia@unitus.it
Bagnoli
Paola
P
D000172:Acromegaly / Q000503:physiopathology; D000544:Alzheimer Disease / Q000503:physiopathology; D000818:Animals; D004827:Epilepsy / Q000503:physiopathology; D006801:Humans; D017481:Receptors, Somatostatin / Q000378:metabolism*; D015398:Signal Transduction; D013004:Somatostatin / Q000378:metabolism* / Q000502:physiology
D017481:Receptors, Somatostatin; D013004:Somatostatin