Background: LATS1 (Large Tumor Suppressor, isoform 1) is a gene that forms a complex with the cyclin-dependent kinase, CDK1, and regulates cell cycle progression. Genetic modifications lead to a loss in the activity of LATS1 gene. OSCC is the most commonly emerging cancer caused by genetic as well as epigenetic changes. Epigenetics changes vary from one population to another because these are influenced by dietary factors and environmental factors. Tobacco chewing and smoking has been reported as major risk factors in OSCC. No report was found in the previous literature showing promoter hypermethylation of LATS1 gene.
Methods: A total of 50 OSCC patients and 20 normal individuals were recruited in this study. Blood samples (50) from OSCC patients and blood samples (20) from healthy individuals as controls were used in the present study. Isolation of genomic DNA was carried out from blood using the standard phenol-chloroform extraction. Further Isolated DNA was modified with sodium bisulfite using the agarose bead method and finally, the methylation studies of LATS1 gene were carried out using Methylation-Specific PCR (MSP-PCR).
Results: 19 out of 50 patients (38.0%) were found to be methylated for LATS1 gene.; a statistically significant result was obtained (p -value= < 0.05) with an odds ratio of 0.37 in cases compared to controls. The status of methylation of LATS1 genes was also found to be statistically significantly associated with smokers and tobacco chewers (p-value = < 0.05). The methylation of LATS1 gene showed a significant risk of developing OSCC in patients.
Conclusion: These results suggest that the LATS1 gene may provide a better alternative as a diagnostic biomarker. This is the first report on the promoter hypermethylation of LATS1 gene in OSCC patients among the North Indian population.
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http://dx.doi.org/10.31557/APJCP.2021.22.3.977 | DOI Listing |
Int J Med Sci
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Department of Urology, Kidney and Urology Center, the Seventh Affiliated Hospital of Sun Yat-Sen University, Shenzhen, China.
Doublecortin-like kinase 1 (DCLK1) has been revealed to be involved in modulating cancer stemness and tumor progression, but its role in prostate cancer (PCa) remains obscure. Castration-resistant and metastatic PCa exhibit aggressive behaviors, and current therapeutic approaches have shown limited beneficial effects on the overall survival rate of patients with advanced PCa. This study aimed to investigate the biological role and potential molecular mechanism of DCLK1 in the progression of PCa.
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December 2024
Center for Drug Research, Ludwig-Maximilians-University Munich, Germany.
MST2 (STK3) is a major upstream kinase in the Hippo signalling pathway, an evolutionary conserved pathway in regulation of organ size, self-renewal and tissue homeostasis. Its downstream effectors are the transcriptional regulators YAP and TAZ. This pathway is regulated by a variety of factors, such as substrate stiffness or cell-cell contacts.
View Article and Find Full Text PDFNeoplasia
December 2024
Department of Urology, Huashan Hospital Fudan University Shanghai, PR China. Electronic address:
Yes-associated protein 1 (YAP1) has attracted attention for its potential in the treatment of various types of malignancies. The Hippo-YAP1 axis is inhibited in bladder cancer (BC), which is a major driver of BC progression and oncogenesis. Hippo pathway activity is controlled by the phosphorylation cascade in the MST1/2-LATS1/2-YAP1 axis, in addition to other modifications such as ubiquitination of the Hippo pathway proteins through the co-regulation of E3 ligases and deubiquitinases.
View Article and Find Full Text PDFToxicol Appl Pharmacol
January 2025
Department of Urinary Surgery, The Second Affiliated Hospital of Xi'an Jiaotong University, No. 157 Xiwu Road, Xi' an 710004, China. Electronic address:
Centromere protein K (CENPK) is a newly identified malignancy-related gene that exhibits differential expression in various cancers and plays a crucial role in carcinogenesis. However, it remains uncertain whether CENPK is involved in clear cell renal cell carcinoma (ccRCC). This work aimed to unveil the expression, clinical significance, biological functions, and regulatory mechanisms of CENPK in ccRCC.
View Article and Find Full Text PDFJ Mol Histol
November 2024
Department of Oncology, Affiliated Hospital of North Sichuan Medical College, No. 1, Maoyuan South Road, Shunqing District, Nanchong, 637000, Sichuan, China.
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