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.
| Alkuperäiskieli | Englanti |
|---|---|
| Artikkeli | 11562 |
| Julkaisu | Scientific Reports |
| Vuosikerta | 14 |
| Numero | 1 |
| DOI - pysyväislinkit | |
| Tila | Julkaistu - 2024 |
| OKM-julkaisutyyppi | A1 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).
| Rahoittajat | Rahoittajan 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 Finland | 312043, 333545 |
| Biocenter Finland | BF |
Julkaisufoorumi-taso
- Jufo-taso 1
!!ASJC Scopus subject areas
- General
Sormenjälki
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