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Conservative iron chelation as a disease-modifying strategy in Parkinson’s disease: a multicentric, parallel-group, placebo-controlled, randomized clinical trial of deferiprone

Descrizione del progetto

Strategia di modifica della malattia di Parkinson attraverso la chelazione del ferro

La malattia di Parkinson è la seconda patologia neurodegenerativa più diffusa. È associata a un eccesso di ferro nella sostanza nera, che espone i neuroni dopaminergici a livelli elevati di stress ossidativo, derivanti da disturbi del metabolismo mitocondriale e dopaminergico. Studi preclinici e studi clinici pilota precedenti hanno dimostrato che una nuova terapia di chelazione del ferro con deferiprone (DFP) riesce a indurre la neuroprotezione in modelli cellulari di malattia Parkinson, nonché a rallentare la progressione della malattia in modelli murini e in pazienti con Parkinson allo stadio precoce. L’obiettivo del progetto FAIR-PARK-II, finanziato dall’UE, è condurre uno studio clinico randomizzato, controllato con placebo, a gruppi paralleli, per dimostrare che il DFP può rallentare la progressione della disabilità nei pazienti con malattia di Parkinson de novo, definendo così la chelazione del ferro come trattamento in grado di modificare la malattia nel processo di neurodegenerazione.

Obiettivo

Parkinson’s disease (PD) is a major, chronic, non-communicable disease and the 2nd most frequent neurodegenerative disorder worldwide. Excess iron is primarily detected in the substantia nigra pars compacta, where dopaminergic neurons are exposed to high levels of oxidative stress produced by mitochondrial disorders and dopamine metabolism. Our previous preclinical, translational and pilot clinical studies demonstrated that novel iron chelation therapy with the prototypic drug deferiprone (DFP) (i) induces neuroprotection in cell models of PD via a powerful antioxidant effect, (ii) reduces regional siderosis of the brain, (iii) reduces motor handicap via inhibition of catechol-o-methyl transferase, and (iv) slows the progression of motor handicap in the 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine mouse model and in early PD patients. This project now seeks to demonstrate that conservative iron chelation therapy with moderate-dose DFP (30 mg/kg/day) slows the progression of handicap in de novo PD patients while not affecting systemic parameters. The 9-month, parallel-group, randomized, placebo-controlled, multicentre trial will be followed by a 1-month wash-out period. The primary efficacy criterion will be the change in motor and non-motor handicap scores on the Total Movement Disorders Society Unified Parkinson’s Disease Rating Scale to identify disease-modifying and symptomatic effects. The secondary efficacy criterion will be the change in score between baseline and 40 weeks (i.e. probing the disease-modifying effect only). Potential surrogate radiological and biological biomarkers, health economics and societal impacts will be assessed. 17 national, European and international research and innovation activities will be linked with the project. The study results should prompt academic and industrial research on iron chelation as a disease-modifying treatment in neurodegenerative diseases.

Invito a presentare proposte

H2020-PHC-2014-2015

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Bando secondario

H2020-PHC-2014-two-stage

Meccanismo di finanziamento

RIA - Research and Innovation action

Coordinatore

CENTRE HOSPITALIER REGIONAL ET UNIVERSITAIRE DE LILLE
Contribution nette de l'UE
€ 2 604 799,55
Indirizzo
AVENUE OSCAR LAMBRET 2
59037 Lille
Francia

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Regione
Hauts-de-France Nord-Pas de Calais Nord
Tipo di attività
Higher or Secondary Education Establishments
Collegamenti
Costo totale
€ 2 604 799,55

Partecipanti (20)