The CHEK2 variant C.349A>G is associated with prostate cancer risk and carriers share a common ancestor
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The CHEK2 variant C.349A>G is associated with prostate cancer risk and carriers share a common ancestor. / Brandão, Andreia; Paulo, Paula; Maia, Sofia; Pinheiro, Manuela; Peixoto, Ana; Cardoso, Marta; Silva, Maria P.; Santos, Catarina; Eeles, Rosalind A.; Kote-Jarai, Zsofia; Muir, Kenneth; Schleutker, Johanna; Wang, Ying; Pashayan, Nora; Batra, Jyotsna; Grönberg, Henrik; Neal, David E.; Nordestgaard, Børge G.; Tangen, Catherine M.; Southey, Melissa C.; Wolk, Alicja; Albanes, Demetrius; Haiman, Christopher A.; Travis, Ruth C.; Stanford, Janet L.; Mucci, Lorelei A.; West, Catharine M.L.; Nielsen, Sune F.; Kibel, Adam S.; Cussenot, Olivier; Berndt, Sonja I.; Koutros, Stella; Sørensen, Karina Dalsgaard; Cybulski, Cezary; Grindedal, Eli Marie; Park, Jong Y.; Ingles, Sue A.; Maier, Christiane; Hamilton, Robert J.; Rosenstein, Barry S.; Vega, Ana; Kogevinas, Manolis; Wiklund, Fredrik; Penney, Kathryn L.; Brenner, Hermann; John, Esther M.; Kaneva, Radka; Logothetis, Christopher J.; Neuhausen, Susan L.; De Ruyck, Kim; UKGPCS Collaborators; The Profile Study Steering Committee; The Practical Consortium.
In: Cancers, Vol. 12, No. 11, 3254, 2020, p. 1-17.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - The CHEK2 variant C.349A>G is associated with prostate cancer risk and carriers share a common ancestor
AU - Brandão, Andreia
AU - Paulo, Paula
AU - Maia, Sofia
AU - Pinheiro, Manuela
AU - Peixoto, Ana
AU - Cardoso, Marta
AU - Silva, Maria P.
AU - Santos, Catarina
AU - Eeles, Rosalind A.
AU - Kote-Jarai, Zsofia
AU - Muir, Kenneth
AU - Schleutker, Johanna
AU - Wang, Ying
AU - Pashayan, Nora
AU - Batra, Jyotsna
AU - Grönberg, Henrik
AU - Neal, David E.
AU - Nordestgaard, Børge G.
AU - Tangen, Catherine M.
AU - Southey, Melissa C.
AU - Wolk, Alicja
AU - Albanes, Demetrius
AU - Haiman, Christopher A.
AU - Travis, Ruth C.
AU - Stanford, Janet L.
AU - Mucci, Lorelei A.
AU - West, Catharine M.L.
AU - Nielsen, Sune F.
AU - Kibel, Adam S.
AU - Cussenot, Olivier
AU - Berndt, Sonja I.
AU - Koutros, Stella
AU - Sørensen, Karina Dalsgaard
AU - Cybulski, Cezary
AU - Grindedal, Eli Marie
AU - Park, Jong Y.
AU - Ingles, Sue A.
AU - Maier, Christiane
AU - Hamilton, Robert J.
AU - Rosenstein, Barry S.
AU - Vega, Ana
AU - Kogevinas, Manolis
AU - Wiklund, Fredrik
AU - Penney, Kathryn L.
AU - Brenner, Hermann
AU - John, Esther M.
AU - Kaneva, Radka
AU - Logothetis, Christopher J.
AU - Neuhausen, Susan L.
AU - De Ruyck, Kim
AU - UKGPCS Collaborators
AU - The Profile Study Steering Committee
AU - The Practical Consortium
PY - 2020
Y1 - 2020
N2 - The identification of recurrent founder variants in cancer predisposing genes may have important implications for implementing cost-effective targeted genetic screening strategies. In this study, we evaluated the prevalence and relative risk of the CHEK2 recurrent variant c.349A>G in a series of 462 Portuguese patients with early-onset and/or familial/hereditary prostate cancer (PrCa), as well as in the large multicentre PRACTICAL case–control study comprising 55,162 prostate cancer cases and 36,147 controls. Additionally, we investigated the potential shared ancestry of the carriers by performing identity-by-descent, haplotype and age estimation analyses using high-density SNP data from 70 variant carriers belonging to 11 different populations included in the PRACTICAL consortium. The CHEK2 missense variant c.349A>G was found significantly associated with an increased risk for PrCa (OR 1.9; 95% CI: 1.1–3.2). A shared haplotype flanking the variant in all carriers was identified, strongly suggesting a common founder of European origin. Additionally, using two independent statistical algorithms, implemented by DMLE+2.3 and ESTIAGE, we were able to estimate the age of the variant between 2300 and 3125 years. By extending the haplotype analysis to 14 additional carrier families, a shared core haplotype was revealed among all carriers matching the conserved region previously identified in the high-density SNP analysis. These findings are consistent with CHEK2 c.349A>G being a founder variant associated with increased PrCa risk, suggesting its potential usefulness for cost-effective targeted genetic screening in PrCa families.
AB - The identification of recurrent founder variants in cancer predisposing genes may have important implications for implementing cost-effective targeted genetic screening strategies. In this study, we evaluated the prevalence and relative risk of the CHEK2 recurrent variant c.349A>G in a series of 462 Portuguese patients with early-onset and/or familial/hereditary prostate cancer (PrCa), as well as in the large multicentre PRACTICAL case–control study comprising 55,162 prostate cancer cases and 36,147 controls. Additionally, we investigated the potential shared ancestry of the carriers by performing identity-by-descent, haplotype and age estimation analyses using high-density SNP data from 70 variant carriers belonging to 11 different populations included in the PRACTICAL consortium. The CHEK2 missense variant c.349A>G was found significantly associated with an increased risk for PrCa (OR 1.9; 95% CI: 1.1–3.2). A shared haplotype flanking the variant in all carriers was identified, strongly suggesting a common founder of European origin. Additionally, using two independent statistical algorithms, implemented by DMLE+2.3 and ESTIAGE, we were able to estimate the age of the variant between 2300 and 3125 years. By extending the haplotype analysis to 14 additional carrier families, a shared core haplotype was revealed among all carriers matching the conserved region previously identified in the high-density SNP analysis. These findings are consistent with CHEK2 c.349A>G being a founder variant associated with increased PrCa risk, suggesting its potential usefulness for cost-effective targeted genetic screening in PrCa families.
KW - Cancer predisposition
KW - CHEK2
KW - Founder variant
KW - Prostate cancer
U2 - 10.3390/cancers12113254
DO - 10.3390/cancers12113254
M3 - Journal article
C2 - 33158149
AN - SCOPUS:85096384312
VL - 12
SP - 1
EP - 17
JO - Cancers
JF - Cancers
SN - 2072-6694
IS - 11
M1 - 3254
ER -
ID: 252294762