نتایج جستجو برای: breast tissue
تعداد نتایج: 1136144 فیلتر نتایج به سال:
Objective(s): Breast cancer is the most common type of cancer among women worldwide. This study investigated the expression and clinical significance of activating transcription factor 3 (ATF3) in human breast cancer and its relationship with the clinical outcome of breast cancer. Materials and Methods : ATF3 expressions were detected in 114 primary breast cancer tissues and ...
background &objective: breast cancer is the most common female malignancy. detection of dna of human papillomaviruses (hpvs) in breast carcinomas suggests that the virus may play a role in the pathogenesis of this disease. the aim of this study was to evaluate the frequency of hpvs genotypes 6, 11, 16, 18 and 31 in paraffin-embedded tissue samples of invasive breast carcinomas. methods: thr...
breast cancer affects iranian women at least one decade younger than their counterparts in othercountries and the incidence of breast fibroadenoma is growing in the last two decades in tehran. thisstudy aimed to compare the ahr levels in premenopausal breast cancer and breast fibroadnemo withappropriate normal groups. possible associations of ahr with lifestyle and reproductive risk factorsand ...
Background and purpose: Breast cancer is one of the most common malignancies in women and early diagnosis of this cancer is a key element for successful treatment. Breast cancer is a multistep disease in which a virus can play a role. Epstein-Barr Virus (EBV) is identified as an important factor in human cancer. This study investigated the relationship between EBV and breast cancer. Materials ...
background: the present study was performed to investigate the effects of trace elements particularity se, zn and cu on tumor genesis in breast cancer. methods: the inhibitory effect of se, zn and cu, on telomerase activity was analyzed in human breast tumor tissues and breast cancer (t47d) cells. tissue specimens from 24 women with benign breast disease and 32 women with breast cancer specimen...
Primary soft tissue sarcomas of the breast constitute less than 5% of all soft tissue sarcomas and less than 1% of malignant breast cancers. The rarity of this tumor limits most studies to small retrospective case reviews and case reports. Primary breast sarcomas are locally aggressive tumors as evidenced by the high rate of local recurrence when excisional surgery is performed. A contemporary ...
abstract bachground and aim: mutation analysis of mitochondrial genome and brca genes are helpful in the early diagnosis of familial breast cancers. in this study, we investigated mitochondrial common deletion and brca mutations through multiplex pcr and clinical parameters for the detection of familial breast cancers in archival breast cancer samples. methods: the multiplex pcr was conducted o...
Background: Accurate computation of the radiation dose to the breast is essential to mammography. Various the thicknesses of breast, the composition of the breast tissue and other variables affect the optimal breast dose. Furthermore, the glandular fraction, which refers to the composition of the breasts, as partitioned between radiation-sensitive glandular tissue and the adipose tissue, also h...
Breast cancer is the most common cancer in women. Several risk factors such as age, family history of breast cancer, marital status, early menarche and late menopause are related to breast cancer. Obesity is also a main health problem associated with breast cancer incidence and subsequent mortality. Association between obesity and expansion of breast cancer may be due to excessive sex steroid h...
Hamartoma is a local malformation resulting from faulty development in an organ. It was first described breast 1971 by Arrigoni et al and its occurrence very rare. This tumor composed of lobules admixed with fibrous tissue fibroadipose tissue. Myoid hamartoma, also called as muscular hamartoma , smooth muscle cells addition to ducts, lobules, stroma. Here, we report case myoid which occurred 53...
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