نتایج جستجو برای: telomere length

تعداد نتایج: 314721  

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2012
Yong Cui Qiuyin Cai Shimian Qu Wong-Ho Chow Wanqing Wen Yong-Bing Xiang Jie Wu Nathaniel Rothman Gong Yang Xiao-Ou Shu Yu-Tang Gao Wei Zheng

BACKGROUND Telomeres are specialized chromatin structures essential for maintenance of chromosomal integrity and stability. Abnormal alteration of telomere length has been linked to several cancers; however, epidemiologic evidence about the association of telomere length with colorectal cancer risk has been conflicting. METHODS We conducted a nested case-control study to evaluate the associat...

Journal: :Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine 2017
Ulrika Svenson Göran Roos Pernilla Wikström

Previous studies have suggested that leukocyte telomere length is associated with risk of developing prostate cancer. Investigations of leukocyte telomere length as a prognostic factor in prostate cancer are, however, lacking. In this study, leukocyte telomere length was investigated both as a risk marker, comparing control subjects and patient risk groups (based on serum levels of prostate-spe...

Journal: :Lung cancer 2011
Min Shen Richard Cawthon Nathaniel Rothman Stephanie J Weinstein Jarmo Virtamo H Dean Hosgood Wei Hu Unhee Lim Demetrius Albanes Qing Lan

PURPOSE Telomere length plays an important role in chromosomal stability and tumorigenesis, and its measurement in peripheral white blood cell DNA may be a predictor of the development of lung cancer. EXPERIMENTAL DESIGN Using a new method - monochrome multiplex quantitative PCR - which reduces measurement variability, we compared telomere length relative to standard DNA in white blood cell D...

2017
Xiao Wang Kristina Sundquist Anna Hedelius Karolina Palmér Ashfaque A. Memon Jan Sundquist

BACKGROUND The primary aim was to examine possible differences in telomere length between primary health care patients, with depression, anxiety or stress and adjustment disorders, and healthy controls. The second aim was to examine the association between telomere length and baseline characteristics in the patients. The third aim was to examine the potential effects of the 8-week treatments (m...

Objective(s): To investigate the effect of cinnamaldehyde and eugenol on the telomere-dependent senescence of stem cells. In addition, to search the probable targets of mentioned phytochemicals between human telomere interacting proteins (TIPs) using in silico studies. Materials and Methods: Human adipose derived stem cells (hASCs) were studied under treatments with 2.5 µM/ml cinnamaldehyde, 0....

Journal: :American journal of obstetrics and gynecology 2016
Nicole M Marchetto Rebecca A Glynn Mackenzie L Ferry Maja Ostojic Sandra M Wolff Ruofan Yao Mark F Haussmann

BACKGROUND The developmental origin of the health and disease hypothesis is based on the premise that many chronic diseases have their roots in fetal development. Specifically, maternal stress during pregnancy is associated with altered fetal development and many adverse long-term health outcomes. Although the mechanisms underlying this effect are currently unclear, at the cellular level 1 poss...

Journal: :The journals of gerontology. Series A, Biological sciences and medical sciences 2011
Karen Anne Mather Anthony Francis Jorm Ruth Adeline Parslow Helen Christensen

Telomeres, the DNA-protein structures located at the ends of chromosomes, have been proposed to act as a biomarker of aging. In this review, the human evidence that telomere length is a biomarker of aging is evaluated. Although telomere length is implicated in cellular aging, the evidence suggesting telomere length is a biomarker of aging in humans is equivocal. More studies examining the relat...

2016
Kari A Weber Christopher M Heaphy Sabine Rohrmann Beverly Gonzalez Jessica L Bienstock Tanya Agurs-Collins Elizabeth A Platz Alan K Meeker

Background. Modifiable factors in adulthood that explain the racial disparity in prostate cancer have not been identified. Because racial differences in utero that may account for this disparity are understudied, we investigated the association of maternal and neonate factors with cord blood telomere length, as a cumulative marker of cell proliferation and oxidative damage, by race. Further, we...

Journal: :Stroke 2012
Hu Ding Chen Chen John R Shaffer Lei Liu Yujun Xu Xiaojing Wang Rutai Hui Dao Wen Wang

BACKGROUND AND PURPOSE Accumulating evidence suggests that telomere length is a maker for biological aging of the cardiovascular system. Whether stroke is associated with accelerated biological aging as measured by telomere length has not been conclusively demonstrated. Our aim was to determine whether mean leukocyte telomere length is a predictor for the development of stroke. METHODS The re...

2011
Geyu Liang Eva Schernhammer Lu Qi Xiang Gao Immaculata De Vivo Jiali Han

BACKGROUND Telomere length has been proposed as a marker of aging. However, our knowledge of lifestyle risk factors determining telomere length is limited. METHODS We evaluated the associations between years of rotating night shifts, self-reported sleep duration, and telomere length in 4,117 female participants from the Nurses' Health Study. Telomere length in peripheral blood leukocytes was ...

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