نتایج جستجو برای: breast tissues
تعداد نتایج: 433592 فیلتر نتایج به سال:
The Effect of Aerobic Exercise Training and Consumption Curcumin Nano Micelles on the Expression Level CASP3, CASP9, Bax BCL2 Genes Cardiac Tissues Balb/C Mice with Induced Breast Cancer Treated Doxorubicin
Electrical Impedance Tomography (EIT) is known as non-invasive method to detect and classify the abnormal breast tissues. Reimaging conductivity distribution within an area of subject reveal tissues inside that area. In this work, we have created a very low-cost system with simple 16-electrode phantom for doing research purposes. The EIT data were measured reconstructed EIDORS software.
This study used Western blot analysis to measure the expression of superoxide dismutases (Mn-SOD and Cu/Zn-SOD) in breast cancer tissues from 57 patients. Mn-SOD expression in the breast cancer tissues averaged 1.5-fold higher than in the adjacent tumor-free tissues (p <0.05). There was no significant difference in Cu/Zn-SOD expression between neoplastic and tumor-free breast tissues. This stud...
Ras GTPase‑activating protein 1 (RASA1) functions to inactivate Ras‑GTPase and inhibit the mitogenic signal. Reduction or loss of RASA1 expression occurs during human cancer development and progression. This study investigated RASA1 expression in normal and breast cancer tissue specimens to determine the association with prognosis of breast cancer patients. Two sets of patient samples (45 fresh...
Breast cancer is the most prevalent malignancy in women throughout the world. Similar to other cancers, a strong relationship between breast cancer and environmental factors such as infectious agents has been reported. Toxoplasma gondii is a protozoan parasite which may play a role in cancer induction. The present study aimed to investigate a possible association between a history of T. gondii ...
To screen candidate methylation markers for early detection of breast cancer and to explore the relationship between methylation and gene expression, we performed methylated-CpG island recovery assay (MIRA) combined with CpG island array on 61982 CpG sites across 4162 genes in 10 cancerous and 10 non-cancerous breast tissues. Direct bisulfite sequencing and combined bisulfite restriction analys...
PURPOSE We investigated the expression of human endogenous retroviral (HERV) sequences in breast cancer. EXPERIMENTAL DESIGN Reverse transcription-PCR (RT-PCR) was used to examine expression of the envelope (env) region of ERV3, HERV-E4-1, and HERV-K in breast cancer cell lines, human breast tumor samples, adjacent uninvolved breast tissues, nonmalignant breast tissues, and placenta. Expressi...
The breast cancer susceptibility gene 1 (BRCA1) and glutathione S-transferase P1 (GSTP1) promoters are reportedly often methylated in breast cancer tissues. Their methylation status in surrounding normal breast tissues has not been examined thoroughly although this may well be important for a better understanding of breast carcinogenesis. In this study, BRCA1 and GSTP1 promoter methylation was ...
background: cd4+ and cd8+ t cells are the main types of lymphocytes in cell-mediated immunity and play a central role in the induction of efficient immune responses against tumors. the frequencies of t cell subtypes in the peripheral blood and tumor tissues, and draining lymph nodes (dln) can be considered as useful markers for evaluation of the immune system in cancers. methods: in this study,...
BACKGROUND Aberrant DNA hypermethylation plays a pivotal role in carcinogenesis and disease progression; therefore, accurate measurement of differential gene methylation patterns among many genes is likely to reveal biomarkers for improved risk assessment. We evaluated the gene hypermethylation profiles of primary breast tumors and their corresponding normal tissues and investigated the associa...
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