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The comparison of telomere length in cancer patients Plasma, whole blood and tumor tissue   
Yazarlar
Mine Urfalı
Türkiye
Fatma Sılan
Çanakkale Onsekiz Mart Üniversitesi, Türkiye
Urfalı Furkan
Türkiye
Gurgen Atilla
Türkiye
Prof. Dr. Öztürk ÖZDEMİR
Çanakkale Onsekiz Mart Üniversitesi, Türkiye
Özet
Telomer dysfunction triggers numerical and structural chromosomal instability and initiates tumorigenesis. Classical biopsies provide information about parts of tumor tissue, but cancer is divided into subgroups according to its mutational and behavioral characteristics. In this study, we aimed to investigate whether the results of cellfree-DNA were compatible with those obtained from tissues and to investigate whether cellfree-DNA telomere length is an alternative non-invasive method for the diagnosis of cancer. This study included the Q-PCR telomere measurement of tumor tissue, peripheral blood and plasma samples in patients with various cancers and peripheral blood and plasma samples of a control group. The telomeric DNA length and T/S ratios were calculated using the T/S ratio (2-ΔΔCt) formula. The median value for the plasma relative T/S ratio of the cancer group was statistically significantly higher than control group. In the cancer group, the lowest relative T/S ratio was found in plasma samples. The mean T/S ratio of whole blood was higher than tumor tissue, and similarly the relative T/S ratio of tumor tissue was higher than plasma T/S ratio( whole blood>tumor tissue>cfDNA). In cancer patients, the longer telomere length suggests that plasma cellfree-DNA telomere length could be a new molecular marker in cancer diagnosis and follow-up.
Anahtar Kelimeler
Makale Türü Özgün Makale
Makale Alt Türü Ulusal alan endekslerinde (TR Dizin, ULAKBİM) yayımlanan tam makale
Dergi Adı Medicine Science
Dergi ISSN 2147-0634
Dergi Tarandığı Indeksler TR DİZİN
Makale Dili İngilizce
Basım Tarihi 05-2021
Cilt No 10
Sayı 4
Sayfalar 1117 / 1121
Doi Numarası 10.5455/medscience.2021.03.07
Makale Linki http://www.medicinescience.org/wp-content/uploads/2022/01/53-1614544502.pdf
BM Sürdürülebilir Kalkınma Amaçları
Atıf Sayıları
The comparison of telomere length in cancer patients Plasma, whole blood and tumor tissue

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