N-acetyl serotonin derivatives as potent neuroprotectants for retinas

作者: J. Shen , K. Ghai , P. Sompol , X. Liu , X. Cao

DOI: 10.1073/PNAS.1119201109

关键词:

摘要: N-acetylserotonin (NAS) is synthesized from serotonin by arylalkylamine N-acetyltransferase (AANAT), which predominantly expressed in the pineal gland and retina. NAS activates TrkB a circadian manner exhibits antidepressant effects TrkB-dependent manner. It also enhances neurogenesis hippocampus sleep-deprived mice. Here we report identification of derivatives that possess much more robust neurotrophic with improved pharmacokinetic profiles. The compound N-[2-(5-hydroxy-1H-indol-3-yl)ethyl]-2-oxopiperidine-3-carboxamide (HIOC) selectively receptor greater potency than NAS. potently protects retinas light-induced retinal degeneration (LIRD), tightly coupled pronounced activation retinas. Pharmacokinetic studies demonstrate this stable serum liver microsomes. can pass blood–brain barrier blood–retinal barrier. Hence, HIOC good lead for further drug development treating degenerative diseases.

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