Prevalence of Hispanic BRCA1 and BRCA2 mutations among hereditary breast and ovarian cancer patients from Brazil reveals differences among Latin American populations

2016 ◽  
Vol 209 (9) ◽  
pp. 417-422 ◽  
Author(s):  
Bárbara Alemar ◽  
Josef Herzog ◽  
Cristina Brinckmann Oliveira Netto ◽  
Osvaldo Artigalás ◽  
Ida Vanessa D. Schwartz ◽  
...  
Author(s):  
Muhannad Shweash ◽  
Saddam Jumaa Naseer ◽  
Maisam Khider Al-anii ◽  
Thulfiqar Fawwaz Mutar

Objective: Cancer ovary is one of the fatal gynecologic malignancies worldwide. Since breast cancer (BRCA) genes are considered tumor suppressor genes and play important roles in cancer by repairing of chromosomal damage with the error repair of DNA breaks. Therefore, breast cancer 1 (BRCA1) and breast cancer 2 (BRCA2) gene mutations strongly enhance the development of ovarian cancer risk among women. Here, we report that both genes are an essential mediator of progress ovarian cancer, to determine the influence of BRCA1 and BRCA2 mutations in the improvement of ovarian cancer.Methods: A total of 25 subjects were chosen for the genetic studies, and three groups were recruited: fifteen ovarian cancer patients group, five healthy controls, and five first-degree relatives to a known case of ovarian cancer patients.Results: A genetic analysis revealed that a strong correlation exists between both gene mutations’ status in ovarian cancer, and BRCA gene mutations (185delAG, 5382insC, and 4153delA in BRCA1 and 6174delT in BRCA2) remained to establish to have a relatively high frequency among people in this study among ovarian cancer patients. Furthermore, seven patients with ovarian cancer carried all of the four investigated mutations, and five had three mutations.Conclusion: Otherwise, BRCA gene frequency showed low prevalence among first-degree relatives, and to a lesser extent among healthy controls, with only a few had all of the mutations combined. These data demonstrate for the first time a molecular link between BRCA1 and BRCA2 mutations in ovarian cancer progression in Iraq.


2008 ◽  
Vol 113 (3) ◽  
pp. 467-477 ◽  
Author(s):  
Nan-Yan Rao ◽  
Zhen Hu ◽  
Wen-Feng Li ◽  
Juan Huang ◽  
Zhong-Liang Ma ◽  
...  

2006 ◽  
Vol 5 (1) ◽  
pp. 15-20 ◽  
Author(s):  
Olga M. Sinilnikova ◽  
Sylvie Mazoyer ◽  
Colette Bonnardel ◽  
Henry T. Lynch ◽  
Steven A. Narod ◽  
...  

2002 ◽  
Vol 71 (3) ◽  
pp. 595-606 ◽  
Author(s):  
Alexander Liede ◽  
Imtiaz A. Malik ◽  
Zeba Aziz ◽  
Patricia de los Rios ◽  
Elaine Kwan ◽  
...  

2020 ◽  
Vol 184 (1) ◽  
pp. 229-235
Author(s):  
Anna P. Sokolenko ◽  
Tatiana N. Sokolova ◽  
Valeria I. Ni ◽  
Elena V. Preobrazhenskaya ◽  
Aglaya G. Iyevleva ◽  
...  

2014 ◽  
Vol 32 (15_suppl) ◽  
pp. e16526-e16526
Author(s):  
Pinar Saip ◽  
Demet Akdeniz ◽  
Bugra Tuncer ◽  
Seda Kilic ◽  
Ozge Sukruoglu ◽  
...  

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