Co-therapy with S-adenosylmethionine and nicotinamide riboside improves t-cell survival and function in Arts Syndrome (PRPS1 deficiency)

Autor: Nina Lenherr, John Christodoulou, John Duley, Doreen Dobritzsch, Lynette Fairbanks, Alexandre N. Datta, Isabel Filges, Nicolas Gürtler, Jeroen Roelofsen, André B.P. van Kuilenburg, Claudia Kemper, Erin E. West, Gabor Szinnai, Martina Huemer
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Molecular Genetics and Metabolism Reports, Vol 26, Iss , Pp 100709- (2021)
Druh dokumentu: article
ISSN: 2214-4269
DOI: 10.1016/j.ymgmr.2021.100709
Popis: Arts syndrome or phosphoribosyl-pyrophosphate-synthetase-1 (PRPS1) deficiency is caused by loss-of-function mutations in the PRPS1 gene (Xq22.3). PRPS1 is an initial and essential step for the synthesis of the nucleotides of purines, pyrimidines, and nicotinamide. Classically, affected males present with sensorineural hearing loss, optic atrophy, muscular hypotonia, developmental impairment, and recurrent severe respiratory infections early in life. Treatment of a 3-year old boy with S-adenosylmethionine (SAM) replenished erythrocyte purine nucleotides of adenosine and guanosine, while SAM and nicotinamide riboside co-therapy further improved his clinical phenotype as well as T-cell survival and function.
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