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Previously reported CCDC26 risk variant and novel germline variants in GALNT13, AR, and MYO10 associated with familial glioma in Finland

Tutkimustuotos: ArtikkeliTieteellinenvertaisarvioitu

2 Sitaatiot (Scopus)
54 Lataukset (Pure)

Abstrakti

Predisposing factors underlying familial aggregation of non-syndromic gliomas are still to be uncovered. Whole-exome sequencing was performed in four Finnish families with brain tumors to identify rare predisposing variants. A total of 417 detected exome variants and 102 previously reported glioma-related variants were further genotyped in 19 Finnish families with brain tumors using targeted sequencing. Rare damaging variants in GALNT13, MYO10 and AR were identified. Two families carried either c.553C>T (R185C) or c.1214T>A (L405Q) on GALNT13. Variant c.553C>T is located on the substrate-binding site of GALNT13. AR c.2180G>T (R727L), which is located on a ligand-binding domain of AR, was detected in two families, one of which also carried a GALNT13 variant. MYO10 c.4448A>G (N1483S) was detected in two families and c.1511C>T (A504V) variant was detected in one family. Both variants are located on functional domains related to MYO10 activity in filopodia formation. In addition, affected cases in six families carried a known glioma risk variant rs55705857 in CCDC26 and low-risk glioma variants. These novel findings indicate polygenic inheritance of familial glioma in Finland and increase our understanding of the genetic contribution to familial glioma susceptibility.

AlkuperäiskieliEnglanti
Artikkeli11562
JulkaisuScientific Reports
Vuosikerta14
Numero1
DOI - pysyväislinkit
TilaJulkaistu - 2024
OKM-julkaisutyyppiA1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Rahoitus

We thank the glioma patients and their families for participation in this study. We also thank Paula Kosonen, P\u00E4ivi Martikainen, and Lila Nikkola for their contributions to sample handling, Sini Eerola for TaqMan genotyping and Hanna Selin for handling samples and data from the Finnish Cancer Registry. Personnel at Tampere University Hospital and Fimlab laboratories Ltd. are acknowledged for their contribution to sample collection. We are grateful for them and the patients for permitting the analysis of patient material. The Genotype-Tissue Expression (GTEx) Project was supported by the Common Fund of the Office of the Director of the National Institutes of Health, and by the NCI, NHGRI, NHLBI, NIDA, NIMH, and NINDS. The data used for the analyses described in this manuscript were obtained from the GTEx Portal in April 2020 (GTEx Analysis V8, dbGaP Accession phs000424.v8.p2). The authors wish to acknowledge CSC\u2014IT Center for Science, Finland, for computational resources, the Biocenter Finland (BF), and Tampere Genomics Facility for their service. The study was financially supported by the Academy of Finland (#312043 (MN), #333545 (KR)), Cancer Foundation Finland (MN, KR), Sigrid Jus\u00E9lius Foundation (MN, KR), Emil Aaltonen Foundation (KR), Finnish Cancer Institute (MN), and Competitive State Research Financing of the Expert Responsibility area of Tampere University Hospital (MN, KR), and Tampere University Doctoral School (EA).

RahoittajatRahoittajan numero
National Institute of Mental Health
National Human Genome Research Institute
National Institute of Neurological Disorders and Stroke
National Institutes of Health
Emil Aaltosen Säätiö
Finnish Cancer Institute
National Cancer Institute
National Institute on Drug Abuse
National Heart, Lung, and Blood Institute
China Scholarship Council
GTEx Portal in April 2020
Syöpäsäätiö
Fimlab Laboratories Ltd
Tampere Genomics Facility
Suomen syöpärekisteri
Sigrid Juséliuksen Säätiö
Strategic Research Council at the Research Council of Finland312043, 333545
Biocenter FinlandBF

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