نتایج جستجو برای: cancer stem cell
تعداد نتایج: 2449351 فیلتر نتایج به سال:
Stem/progenitor cell based therapeutic approach in our daily routine clinical practice, has been elusive dream in medical sciences and improvement of stem cell homing as one of major challenges in cell therapy programs, has been considered a promising milestone. It has been proved that stem/progenitor cells exhibit a homing response to injured tissues/organs, mediated by interactions of chemoki...
Objective(s): In this paper, we discussed natural agents with protective effects against stem cell senescence. Different complications have been observed due to stem cell senescence and the most important of them is “Aging”. Senescent cells have not normal function and their secretary inflammatory factors induce chronic inflammation in body which causes different patho...
Mesenchymal Stem Cells Trigger Epithelial to Transition in the HT-29 Colorectal Cancer Cell Line
background: in cancer patients, chemo and radiotherapy can cause infertility by damaging spermatogenesis process. this process is based on self-renewal and differentiation of a rare population of the testicular cells called spermatogonial stem cells (sscs). scientists have tried to isolate, enrich and culture human spermatogonial stem cells, hoping to resolve infertility problems in cancer reco...
background : cancer stem cells are a subgroup of tumor cells that have the capability for self-renewal and differentiation and are characterized by multiple markers. several studies have been conducted to identify these cells in colorectal cancer, including stem cell marker cd24. this study has evaluatedtheassociation of cd24 expression with clinicopathologic features and survival in an immunoh...
Within a single tumor clone, cells have significantly different abilities to proliferate and form new tumors. This has led to the hypothesis that most cells in a cancer have a limited ability to divide and only a small subset of distinct cells, the cancer stem cells (CSCs), has the capacity to self-renew and form new tumors . It has been proposed that the development of tumors is based exclusiv...
Esophageal cancer (EC) is the sixth main cause of cancer death worldwide. Important genes associated with esophageal cancer include FOXO3, AKT, and GSK3β. Excessive FOXO3 expression inhibits the proliferation of cancer cells. The expression of AKT is involved in controlling cell growth in tumors. GSK3β activity is higher in cancer tissues. Given the effective role of cancer stem cells (CSCs) in...
Background: Long noncoding RNAs (lncRNAs), as non-protein coding transcripts, play key roles in tumor progression and stemness state in many malignancies, as their aberrant expression has been found in gastric cancer (GC) as one of the most common cancer worldwide. LINC-ROR (large intergenic noncoding RNA regulator of reprogramming) identified as an involved lncRNA in human malignancies, howeve...
Purpose: The aim is to downregulate the expression level of NS as an important factor in sustaining stem cells and certain types of cancer cells self-renewal ability in bone marrow derived mesenchymal stem cells by RNAi strategy and investigate the effects of absence of NS in these cells. Materials and Methods: Double strand NS-specific and control siRNA oligos were designed and transfected in...
Backgrounds and Objectives: All-trans retinoic acid (ATRA) which is a derivative of vitamin A, exert fundamental effects on regulation of cell growth, differenation and apoptosis. Recently, resistance to cisplatin and 5-fluorouracil developed in gastric adenocarcinoma and squamous cell carcinoma. In this study, we investigated the combination treatment of ATRA with cisplatin and 5-fluorouracil ...
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