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

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*

*Korrespondierende/r Autor/-in für diese Arbeit

Abstract

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.

OriginalspracheEnglisch
Aufsatznummer100709
ZeitschriftMolecular Genetics and Metabolism Reports
Jahrgang26
Seiten (von - bis)100709
DOIs
PublikationsstatusVeröffentlicht - 03.2021

Fördermittel

We thank our patient and his parents for their cooperation and support. We are grateful for clinical support from our colleagues Sarabel Frey, Anja Palmowski-Wolfe, Benno Röthlisberger, Daniel Trachsel and Andreas Wörner and we thank Gunhild Unterstab and Christoph Hess for their help with sample preparation. The research conducted at the Murdoch Children's Research Institute was supported by the Victorian Government's Operational Infrastructure Support Program .

UN SDGs

Dieser Output leistet einen Beitrag zu folgendem(n) Ziel(en) für nachhaltige Entwicklung

  1. SDG 3 – Gesundheit und Wohlergehen
    SDG 3 – Gesundheit und Wohlergehen

Strategische Forschungsbereiche und Zentren

  • Forschungsschwerpunkt: Infektion und Entzündung - Zentrum für Infektions- und Entzündungsforschung Lübeck (ZIEL)

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