Results 41 to 50 of about 46,287 (264)

Main risk factors for breast cancer and proposals for its prevention

open access: yesОпухоли женской репродуктивной системы, 2018
This systematic literature review aims to explore currently accepted risk factors for breast cancer, including reproductive status, overweight, radiation, breast radiological density, benign lesions, family history of breast cancer and mutations in ...
S. M. Portnoy
doaj   +1 more source

FGFR2 amplification in colorectal adenocarcinoma [PDF]

open access: yes, 2017
FGFR2 is recurrently amplified in 5% of gastric cancers and 1%–4% of breast cancers; however, this molecular alteration has never been reported in a primary colorectal cancer specimen.
Carter, Jamal H   +6 more
core   +2 more sources

Immunophenotype of Atypical Polypoid Adenomyoma of the Uterus: Diagnostic Value and Insight on Pathogenesis [PDF]

open access: yes, 2020
Atypical polypoid adenomyoma (APA) is a rare uterine lesion constituted by atypical endometrioid glands, squamous morules, and myofibromatous stroma. We aimed to assess the immunophenotype of the 3 components of APA, with regard to its pathogenesis and ...
Aggarwal   +46 more
core   +1 more source

Lynch Syndrome Associated with Two MLH1 Promoter Variants and Allelic Imbalance of MLH1 Expression [PDF]

open access: yesHuman Mutation, 2015
Lynch syndrome is a hereditary cancer syndrome caused by a constitutional mutation in one of the mismatch repair genes. The implementation of predictive testing and targeted preventative surveillance is hindered by the frequent finding of sequence variants of uncertain significance in these genes.
Fields, Michael   +9 more
openaire   +4 more sources

Germline and Somatic DNA Damage Repair Gene Mutations and Overall Survival in Metastatic Pancreatic Adenocarcinoma Patients Treated with FOLFIRINOX [PDF]

open access: yes, 2018
Purpose: Pancreatic ductal adenocarcinoma (PDAC) is a lethal cancer with lack of predictive biomarkers. We conducted a study to assess DNA damage repair (DDR) gene mutations as a predictive biomarker in PDAC patients treated with FOLFIRINOX ...
Gbolahan, Olumide   +8 more
core   +1 more source

Screening Relevance of Sessile Serrated Polyps [PDF]

open access: yes, 2019
Conventional adenomas have historically been considered to be the only screening-relevant colorectal cancer (CRC) precursor lesion. The prevailing paradigm was that most CRCs arise along the chromosomal instability pathway, where adenomas accumulate ...
Kahi, Charles J.
core   +1 more source

MLH1–93 G/a polymorphism is associated with MLH1 promoter methylation and protein loss in dysplastic sessile serrated adenomas with BRAFV600E mutation

open access: yesBMC Cancer, 2018
Background Sessile serrated adenomas with BRAF mutation progress rapidly to cancer following the development of dysplasia (SSAD). Approximately 75% of SSADs methylate the mismatch repair gene MLH1, develop mismatch repair deficiency and the resultant ...
Lochlan J. Fennell   +12 more
doaj   +1 more source

Mouse models of colorectal cancer. [PDF]

open access: yes, 2011
Colorectal cancer is one of the most common malignancies in the world. Many mouse models have been developed to evaluate features of colorectal cancer in humans. These can be grouped into genetically-engineered, chemically-induced, and inoculated models.
Koeffler, H Phillip   +2 more
core   +2 more sources

Functional effects of the MLH1-93G>A polymorphism on MLH1/EPM2AIP1 promoter activity

open access: yesOncology Reports, 2011
Defective mismatch repair leads to the microsatellite instability (MSI) phenotype of colorectal cancer (CRC). We previously showed that the MLH1-93G>A promoter polymorphism is strongly associated with MSI tumours, suggesting a modifier role for this polymorphism in CRC. The MLH1 promoter is bi-directional with the EPM2AIP1 gene located on the antisense
Sheron, Perera   +3 more
openaire   +3 more sources

MLH1 deficiency leads to deregulated mitochondrial metabolism [PDF]

open access: yesCell Death & Disease, 2019
AbstractThe DNA mismatch repair (MMR) pathway is responsible for the repair of base–base mismatches and insertion/deletion loops that arise during DNA replication. MMR deficiency is currently estimated to be present in 15–17% of colorectal cancer cases and 30% of endometrial cancers.
Sukaina Rashid   +13 more
openaire   +5 more sources

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