نتایج جستجو برای: familial breast cancer

تعداد نتایج: 1032090  

2012
G Mitchell

The role of the familial cancer clinic (FCC) is to provide a cancer risk assessment and appropriate cancer risk management advice, but there are certain groups of patients for whom there are no standard risk management guidelines. One such group is women with a strong family history of breast cancer but BRCA genetic testing has not found a germline mutation. As a family history of breast cancer...

2003
O Kilpivaara P Laiho L A Aaltonen H Nevanlinna

C ell cycle checkpoint kinase 2 (CHEK2) is a tumour suppressor involved in the p53 pathway of DNA damage responses. Upon ionizing radiation induced DNA damage, CHEK2 is activated by ataxia telangiectasia mutated (ATM) and is in turn capable of phosphorylating several substrates including Cdc25A, Cdc25C, p53, and BRCA1, leading to cell cycle arrest, apoptosis, and DNA repair (reviewed in Bartek ...

Journal: :galen medical journal 0
mehrnoosh etemadi students’ scientific research center, tehran university of medical sciences, tehran mohammad mahdi zamani students’ scientific research center, tehran university of medical sciences, tehran department of anesthesiology and critical care, tehran university of medical sciences, tehran amir masoud nazemi blood transfusion research center, high institute for research and education in transfusion medicine, iranian blood transfusion organization, tehran afsaneh rajabiani department of pathology, school of medicine, tehran university of medical sciences, tehran alireza abdollahi department of pathology, school of medicine, tehran university of medical sciences, tehran

background : breast cancer is one of the most frequent malignancies among iranian women. triple-negative breast cancer (tnbc) is referred to a type of breast cancer which three biomarkers of estrogen receptor, progesterone receptor, and human epidermal growth factor receptor 2 (her2), are negative. materials and methods: in this case control study, immunohistopathologic data of patients with tn...

Journal: :archives of breast cancer 0
saeed arefanian department of surgery, washington university, st. louis, usa neda mehradad breast disease research group, breast cancer research center, tehran, iran shahpar haghighat breast disease research group, breast cancer research center, tehran, iran safa najafi breast disease research group, breast cancer research center, tehran, iran mandana ebrahimi breast disease research group, breast cancer research center, tehran, iran asiie olfatbakhsh breast disease research group, breast cancer research center, tehran, iran

background: inflammatory breast cancer (ibc), a subgroup of locally advanced breast cancer (labc), is diagnosed based on clinical findings, and seems to be different from other types of labc. the purpose of this study was to compare clinicopathological characteristics and outcomes between inflammatory and non-inflammatory labc patients at breast cancer research center (bcrc), tehran, iran. meth...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2005
Bettina Kuschel Georgia Chenevix-Trench Amanda B Spurdle Xiaoqing Chen John L Hopper Graham G Giles Margret McCredie Jenny Chang-Claude Catherine S Gregory Nick E Day Douglas F Easton Bruce A J Ponder Alison M Dunning Paul D P Pharoah

A substantial proportion of the familial risk of breast cancer may be due to genetic variants, each contributing a small effect. The protein encoded by ERCC2 is a key enzyme involved in nucleotide excision repair, in which gene defects could lead to cancer prone syndromes such as Xeroderma pigmentosum D. We have examined the association between single nucleotide polymorphisms in the ERCC2 gene ...

Journal: :African health sciences 2014
Soukaina Guaoua Ilham Ratbi Jaber Lyahyai Siham Chafai El Alaoui Fatima-Zahra Laarabi Abdelaziz Sefiani

BACKGROUND Breast cancer is the most common cancer in women worldwide. About 5 to 10% of cases are due to an inherited predisposition in two major genes, BRCA1 and BRCA2, transmitted as an autosomal dominant form. Male breast cancer is rare and is mainly due to BRCA2 than BRCA1 germline mutations. OBJECTIVE Molecular study of BRCA2 gene in man with familial breast cancer. METHODS PCR and di...

Journal: :Anticancer research 2017
Hui-Chen Wu Melissa C Southey Hanina Hibshoosh Regina M Santella Mary Beth Terry

To examine DNA methylation profiles in breast tumors of women with a strong breast cancer family history, we measured methylation by bisulfite sequencing in 40 genes in 40 breast tumor tissues from women in the Breast Cancer Family Registry. We selected candidate genes from analysis of the Cancer Genome Atlas project (TCGA) breast data. Compared to TCGA breast cancer, BCFR cases are younger and...

2015
Mojgan ATAEI-KACHOUEI Javad NADAF Mohammad Taghi AKBARI Morteza ATRI Jacek MAJEWSKI Yasser RIAZALHOSSEINI Masoud GARSHASBI

BACKGROUND Germ-line mutations of BRCA1 and BRCA2 genes are responsible for approximately 25-30% of dominantly inherited familial breast cancers; still a big part of genetic component is unknown. The aim of this study was to investigate genetic causes of familial breast cancer in a pedigree with recessive pattern of inheritance. METHODS We applied exome sequencing as a useful approach in hete...

Journal: :Journal of medical genetics 2003
O Kilpivaara P Laiho L A Aaltonen H Nevanlinna

C ell cycle checkpoint kinase 2 (CHEK2) is a tumour suppressor involved in the p53 pathway of DNA damage responses. Upon ionizing radiation induced DNA damage, CHEK2 is activated by ataxia telangiectasia mutated (ATM) and is in turn capable of phosphorylating several substrates including Cdc25A, Cdc25C, p53, and BRCA1, leading to cell cycle arrest, apoptosis, and DNA repair (reviewed in Bartek ...

Journal: :Journal of Rawalpindi Medical College (Print) 2022

Introduction: Breast cancer has been the leading cause of in females over last few decades. Familial inheritance breast is proven and investigated deeply. The need day to risk stratify it before actual problem arises standardise process across UK which not yet addressed.
 Objective: objective this study assess efficacy current referrals familial clinics from all sources their impact on nat...

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