نتایج جستجو برای: breast cancerous tissues

تعداد نتایج: 438636  

2014
Junjie Fu William Allen Amy Xia Zhuofan Ma Xin Qi

Breast cancer is the second leading cause of death by cancer in women. To identify biomarkers with potential diagnostic and therapeutic utilities in breast cancer, gene expression profiling from real patient tissues were used to discover significantly deregulated genes out of 50,739 genes of human transcriptome. Total RNAs were extracted, and the gene expression profiles of 32 cancerous and nor...

Journal: :International journal of oncology 2014
Chin Minning Norfilza Mohd Mokhtar Norlia Abdullah Rohaizak Muhammad Nor Aina Emran Siti Aishah M D Ali Roslan Harun Rahman Jamal

There have been many DNA methylation studies on breast cancer which showed various methylation patterns involving tumour suppressor genes and oncogenes but only a few of those studies link the methylation data with gene expression. More data are required especially from the Asian region and to analyse how the epigenome data correlate with the transcriptome. DNA methylation profiling was carried...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2014
David Calligaris Diana Caragacianu Xiaohui Liu Isaiah Norton Christopher J Thompson Andrea L Richardson Mehra Golshan Michael L Easterling Sandro Santagata Deborah A Dillon Ferenc A Jolesz Nathalie Y R Agar

Distinguishing tumor from normal glandular breast tissue is an important step in breast-conserving surgery. Because this distinction can be challenging in the operative setting, up to 40% of patients require an additional operation when traditional approaches are used. Here, we present a proof-of-concept study to determine the feasibility of using desorption electrospray ionization mass spectro...

Journal: :Journal of steroid biochemistry 1978
U Verma M M Kapur K R Laumas

The molecular interaction of progesterone was investigated in 18 cancerous and 12 normal human mammary gland tissues. The time course analysis of progesterone localization showed that it was initially concentrated in the cytosol and subsequently transferred to the nucleus. In the cancerous tissue the nuclear fraction had signifi~ntly higher amount of the steroid than in the eytosol fraction whi...

Journal: :Indian journal of science and technology 2021

Objective: To design a computer aided detection system for the early of breast cancer from mammograms as it can assist doctors in diagnosis. Methodology: The proposed method used Computer-Aided Detection (CAD) is based on using textural differences abnormal and normal to detect cancer. Gabor Features gray-level co-occurrence matrix (GLCM) features are extracted region interest segmented Entropy...

2018
Zhengda Sun Chih-Yang Wang Devon A. Lawson Serena Kwek Hugo Gonzalez Velozo Mark Owyong Ming-Derg Lai Lawrence Fong Mark Wilson Hua Su Zena Werb Daniel L. Cooke

Tumor endothelial cells (TEC) play an indispensible role in tumor growth and metastasis although much of the detailed mechanism still remains elusive. In this study we characterized and compared the global gene expression profiles of TECs and control ECs isolated from human breast cancerous tissues and reduction mammoplasty tissues respectively by single cell RNA sequencing (scRNA-seq). Based o...

2015
Seong-Joo Lee Jeong Hyun Shim Kiwoong Kim Seong-min Hwang Kwon Kyu Yu Sanghyun Lim Jae Ho Han Hyunee Yim Jang-Hee Kim Yong Sik Jung Ku Sang Kim

We investigated T 1 relaxations of ex-vivo cancer tissues at low magnetic fields in order to check the possibility of achieving a T 1 contrast higher than those obtained at high fields. The T 1 relaxations of fifteen pairs (normal and cancerous) of breast tissue samples were measured at three magnetic fields, 37, 62, and 122 μT, using our superconducting quantum interference device-based ultral...

Journal: :The Tohoku Journal of Experimental Medicine 1987

2013
Hongtuan Zhang Can Qi Liang Li Fei Luo Yong Xu

BACKGROUND Nucleobindin 2 (NUCB2) abnormal expression has been reported in gastric cancer and breast cancer. However, the role of NUCB2 in prostate cancer (PCa) remains unclear. The aim of the present study was to investigate the NUCB2 expression in PCa tissues and adjacent non-cancerous tissues and its potential relevance to clinicopathological variables and prognosis. METHODS NUCB2 mRNA exp...

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