WebIn contrast, the CHEK2 variants c.470T>C (p.Ile157Thr) and p.Glu457fs (c.1100delC) were observed in 19 of the 22 GPV heterozygous carriers. The p.Arg170fs variant in PALB2 was the only PALB2 GPV detected more than once in PDAC patients, while variants in BRCA1 and CDKN2A were all unique. WebDec 5, 2024 · This variant has also been described as a founder variant, occurring in about 5% of the Slavic population 39, 40 and in 2% of healthy females of German descent. 41 However, case control studies have shown that p.Ile157Thr is a low-risk variant for cancer, that is, breast cancer, especially compared to truncating CHEK2 variants. 42, 43 ...
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WebMar 19, 2024 · PVs of ATM and CHEK2 confers greater than 30% lifetime risk for breast cancer, but lower than that of BRCA1 and BRCA2, thus are regarded as moderate-high risk. ... b This CHEK2 c.470T > C (p.Ile157Thr) is a common variant believed to have lower cancer risk penetrance than classical CHEK2 mutation. WebMay 26, 2024 · Somatic CHEK2 LOH was revealed only in 6 out of 21 tumors obtained from CHEK2 c.470T > C (p.Ile157Thr) carriers, with the C-allele lost in two cases and T-allele deleted in four tumors. The results of comparison of allele frequencies in TC patients versus population controls coupled with the data on CHEK2 LOH status in tumor tissues support … cwhji surveys
(PDF) CHEK2 Mutation in Patient with Multiple Endocrine
WebAug 1, 2024 · The CHEK2 c.470T>C; p.Ile157Thr variant (rs17879961) is reported in the medical literature in large case-controlled meta-analyses as associated with a slightly increased risk of breast cancer, colon cancer, kidney cancer, prostate cancer, thyroid cancer, and gastric cancer (Cybulski 2004, Han 2013, Teodorczyk 2013). ... WebNM_007194. 4 (CHEK2): c. 470T>C (p. Ile157Thr) rs17879961 0.01131 NM_007194. 4 (CHEK2): c. 319+3774C>T rs189426023 0.00883 NM_007194. 4 (CHEK2): c. 319+179A>G rs144682905 0.00818 NM_007194. 4 (CHEK2): c. 1461+345G>A rs144770665 0.00659 ... WebCell cycle checkpoint kinase 2 (CHEK2) is a checkpoint kinase that plays an important role in the DNA damage signaling network. Numerous epidemiological studies have evaluated the association between the CHEK2 I157T variant and cancer susceptibility. However, the results of these studies on the asso … cwi java