Objective: To observe the effect of Van-Clear on vamplification of human telomerase RNA component (hTERC) gene in cervical tissues by fluorescence in situ hybridization, and to determine the potential for Van-Clear to replace xylene.
Methods: A total of 278 specimens of cervix uteri were collected from inpatients of Department of Gynaecology in Boai Hospital of Zhongshan from January to February, 2015, with 81 cases of normal specimens, 68 cases of cervical intraepithelial neoplasia (CIN) I, 57cases of CIN2, 42 cases of CIN3 and 30 cases of cervical invasive cancer. Double samples were collected from the same region. Fluorescence in situ hybridization was applied to detect the changes in the amplification of hTERC gene in 2 groups of specimens from the cervical biopsy.
Results: Differences in the positive expression rate of hTERC gene between the 2 groups of cervical lesions at all levels were not statistically significant (P>0.05).
Conclusion: There is no significant difference in the positive rate of hTERC gene expression between the slices made by Van-clear and xylene. As an environmental-friend product, Van-Clear possesses certain value in detection of cervical hTERC gene by fluorescence in situ hybridization.
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http://dx.doi.org/10.11817/j.issn.1672-7347.2016.04.005 | DOI Listing |
Ther Adv Rare Dis
January 2025
Department of Pediatrics, Hospital Nacional Edgardo Rebagliati Martins, Lima, Peru.
Hemophagocytic lymphohistiocytosis (HLH) is a life-threatening systemic hyperinflammatory syndrome, rarely associated with bone marrow failure (BMF). Telomere biology disorders (TBD) are caused by inherited defects in telomerase processes and can have heterogeneous presentations including idiopathic pulmonary fibrosis, cirrhosis, and BMF. We report a case of a 10-year-old male from Lima, Peru, who presented with HLH as the initial manifestation of a TBD.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
The Second Clinical Medical College, Cheeloo College of Medicine, Shandong University, Jinan 250033, Shandong, PR China; Children's Medical Center, The Second Hospital of Shandong University, Jinan 250033, PR China. Electronic address:
An increasing number of expression quantitative trait loci (eQTLs) have been linked to tumorigenesis. In this study, we used Mendelian randomization (MR) to identify a novel cancer susceptibility gene, Trimethylguanosine Synthase 1 (TGS1). TGS1-induced hypermethylation at the 5' end of human telomerase RNA (hTR) impedes hTR accumulation, decreasing telomerase assembly factor levels and thus limiting telomere elongation, a crucial factor in tumor progression.
View Article and Find Full Text PDFCureus
October 2024
Department of Biochemistry and Biophysics, University of Kalyani, Kalyani, IND.
BMC Psychiatry
October 2024
Department of Women's and Children's Health, Science for Life Laboratory, Uppsala University, Box 593, Uppsala, 751 24, Sweden.
Cell Oncol (Dordr)
September 2024
Center for Cancer Research, Comprehensive Cancer Center, Medical University of Vienna, Borschkegasse 8a, Vienna, A-1090, Austria.
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