Hereditary Spastic Paraplegia in Alberta: Lessons from a Well-Defined Cohort Including the Indigenous Population

Assaedi E, Ashtiani S, Estiar MA, Gan-Or Z, McKenzie ED, Shetty A, Rouleau G, Suchowersky O. Hereditary Spastic Paraplegia in Alberta: Lessons from a Well-Defined Cohort Including the Indigenous Population. Mov Disord Clin Pract. 2025. PubMed

Genome-wide association study of glucocerebrosidase activity modifiers.

Somerville EMKrohn LSenkevich KYu E, Ahmad JAsayesh FRuskey JA, Spiegelman D, Fahn S, Waters C, Sardi P, Alcalay RN and Gan-Or ZGenome-wide association study of glucocerebrosidase activity modifiers. Mol Neurobiol. 2025. Preprint, PubMed

LRRK2 rare-variant per-domain genetic burden in Parkinson’s Disease: association confined to the kinase domain

Parlar SC, Senkevich K, Yu E, Ruskey JA, Ahmad J, Asayesh F, Spiegelman D, Waters C, Monchi O, Dauvilliers Y, Dupré N, Greenbaum L, Hassin-Baer S, Miliukhina I, Timofeeva A, Emelyanov A, Pchelina S, Alcalay RN, Fon EA, Trempe JF, Gan-Or Z. LRRK2 rare-variant per-domain genetic burden in Parkinson’s Disease: association confined to the kinase domain. NPJ Parkinsons Dis. 2025. Pubmed

Heterozygous RAB3A variants cause cerebellar ataxia by a partial loss-of-function mechanism

Hengel H, Hannan SB, Reich S, Beijer D, Roller J, Gilsbach BK, Gloeckner CJ, Greene D, Timmann D, Depienne C, Mumford A, O’Driscoll M, Nemeth AH, Lundberg J, Rodan LH, Bruel AL, Delanne J, Deconinck T, Baets J, Gan-Or Z, Rouleau G, Suchowersky O, Estiar MA, Reich S, Toro C, Züchner S, Hazan J, Pétursson H, Harmuth F, Bauer C, Bauer P, Turro E, Lambright D, Schöls L, Synofzik M. Heterozygous RAB3A variants cause cerebellar ataxia by a partial loss-of-function mechanism. Brain. 2025. Pubmed

Plasma Glucosylceramide Levels Are Regulated by ATP10D and Are Not Involved in Parkinson’s Disease Pathogenesis.

Somerville EN, James A, Beetz C, Schwieger R, Barrel G, Kandaswamy KK, Iurascu MI, Bauer P, Ta M, Iwaki H, Senkevich KYu E, Alcalay RN and Gan-Or ZPlasma Glucosylceramide Levels Are Regulated by ATP10D and Are Not Involved in Parkinson’s Disease Pathogenesis. Ann Neurol. 2025. Preprint, Pubmed

Associations between epilepsy-related polygenic risk and brain morphology in childhood

Ngo A, Liu L, Larivière S, Kebets V, Fett S, Weber CF, Royer J, Yu E, Rodríguez-Cruces R, Zhang Z, Qi Rong Ooi L, Yeo BTT, Birgit Frauscher B, Paquola C, Caligiuri ME, Gambardella A, Concha L, Keller SS, Cendes F, Yasuda CL, Bonilha L, Gleichgerrcht E, Focke NK, Kotikalapudi R, O’Brien TJ, Sinclair B, Vivash L, Desmond PM, Lui E, Vaudano AE, Meletti S, Kälviäinen R, Soltanian-Zadeh H, Winston GP, Tiwari VK, Kreilkamp BAK, Lenge M, Guerrini R, Hamandi K, Rüber T, Bauer T, Devinsky O, Striano P, Kaestner E, Hatton SN, Caciagli L, Kirschner M, Duncan JS, Thompson PM, ENIGMA Consortium Epilepsy Working Group, McDonald CR, Sisodiya SM, Bernasconi N, Bernasconi A, Gan-Or Z and Bernhardt BC. Associations between epilepsy-related polygenic risk and brain morphology in childhood. Under review. Preprint, PubMed

Plasma pTau181 and amyloid markers predict conversion to dementia in idiopathic REM sleep behaviour disorder

Delva A, Pelletier A, Somerville E, Montplaisir J, Gagnon JF, Kollmorgen G, Kam-Thong T, Kustermann T, Machado V, Gan-Or Z, Postuma RB. Plasma pTau181 and amyloid markers predict conversion to dementia in idiopathic REM sleep behaviour disorder. Brain. 2025. Preprint, PubMed

EEFSEC deficiency: A selenopathy with early-onset neurodegeneration

From spastic paraplegia to infantile neurodegenerative disorder: Expanding the phenotypic spectrum associated with biallelic SPAST variants

Degoutin M, Angelini C, Bar C, El Khedoud WA, Barnerias C, Boulariah-Hadjou R, Estiar MA, Ewenczyk C, Gan-Or Z, Lacombe D, Lefeuvre C, Majethia P, Messaoud-Khelifi M, Narayanan DL, Rouleau GA, Suchowersky O, Shukla A, Guillaud-Bataille M, Stevanin G, Goizet C. From spastic paraplegia to infantile neurodegenerative disorder: Expanding the phenotypic spectrum associated with biallelic SPAST variants. Eur J Neurol. 2025. Preprint, PubMed

EEFSEC deficiency: A selenopathy with early-onset neurodegeneration

Laugwitz L, Buchert R, Olguín P, Estiar MA, Atanasova M, Jr WM, Enssle J, Marsden B, Avilés J, González-Gutiérrez A, Candia N, Fabiano M, Morlot S, Peralta S, Groh A, Schillinger C, Kuehn C, Sofan L, Sturm M, Bender B, Tomaselli PJ, Diebold U, Mueller AJ, Spranger S, Fuchs M, Freua F, Melo US, Mattas L, Ashtiani S, Suchowersky O, Groeschel S, Rouleau GA, Yosovich K, Michelson M, Leibovitz Z, Bilal M, Uctepe E, Yesilyurt A, Ozdogan O, Celik T, Krägeloh-Mann I, Riess O, Rosewich H, Umair M, Lev D, Zuchner S, Schweizer U, Lynch DS, Gan-Or Z, Haack TB. EEFSEC deficiency: A selenopathy with early-onset neurodegeneration. Am J Hum Genet. 2025. Preprint, PubMed