Background: With rising life expectancy, partial edentulism has increased, particularly in developing nations where economic constraints, limited awareness, and inadequate dental care exacerbate the burden on aging populations. Patients with fewer than 20 teeth often experience a reduction in Oral Health-Related Quality of Life (OHRQoL), emphasizing the need for effective tooth replacement. Removable partial dentures (RPDs) are versatile, cost-effective solutions for partial tooth loss, including metal clasp-retained RPDs (MC-RPDs), thermoplastic resin RPDs (TR-RPDs), and cast partial dentures (CPDs).
View Article and Find Full Text PDFIntroduction: Alkaptonuria is a rare metabolic disorder that follows an autosomal recessive genetic inheritance pattern. It is distinguished by the buildup of homogentisic acid in tissues due to deficient homogentisic acid oxidase enzyme activity. The excess homogentisic acid is expelled through urine, darkening it on oxidation.
View Article and Find Full Text PDFIEEE Trans Vis Comput Graph
September 2023
The Morse-Smale complex is a well studied topological structure that represents the gradient flow behavior between critical points of a scalar function. It supports multi-scale topological analysis and visualization of feature-rich scientific data. Several parallel algorithms have been proposed towards the fast computation of the 3D Morse-Smale complex.
View Article and Find Full Text PDFBackground: Droplet digital PCR (ddPCR) is a promising technique for absolute quantification of minimal residual disease (MRD) in acute lymphoblastic leukemia (ALL), but there is no comprehensive quality assurance program to enable its application in clinical laboratories. Current guidelines for real-time quantitative PCR (qPCR) assays targeting immunoglobulin/T-cell receptor (Ig/TCR) gene rearrangements needed adaptation for ddPCR to cover droplet generation, intraassay variation, and interassay variation in the absence of standard curves.
Methods: Six qPCR MRD assays for Ig/TCR gene rearrangements and a standard albumin control gene assay were migrated to a ddPCR platform and used to test 82 remission samples from 6 patients with ALL.
Background: Minimal residual disease (MRD) measurement is a cornerstone of contemporary acute lymphoblastic leukaemia (ALL) treatment. The presence of immunoglobulin (Ig) and T cell receptor (TCR) gene recombinations in leukaemic clones allows widespread use of patient-specific, DNA-based MRD assays. In contrast, paediatric solid tumour MRD remains experimental and has focussed on generic assays targeting tumour-specific messenger RNA, methylated DNA or microRNA.
View Article and Find Full Text PDFBackground: Radiofrequency ablation (RFA) is an effective treatment for dysplastic Barrett's esophagus (BE), but recurrence can occur after initial response. Currently there is uncertainty about how to best define histological remission. A DNA methylation panel on esophageal samples was previously shown to have high diagnostic accuracy for BE.
View Article and Find Full Text PDFAccidents and trauma are one of the leading causes of death and disability throughout the world. In developing countries like India where emergency trauma care is still emerging, it accounts for almost 10% of deaths every year. Lack of adequate pre-hospital care and uncontrolled bleeding from the wound site are stated to be the prominent reasons for such deaths.
View Article and Find Full Text PDFF-box/WD repeat-containing protein 5 (FBXW5) is a member of the FBXW subclass of F-box proteins. Despite its known function as a component of the Skp1-Cullin-F-box (SCF) ubiquitin ligase complex, the role of FBXW5 in gastric cancer tumorigenesis and metastasis has not been investigated. The present study investigates the role of FBXW5 in tumorigenesis and metastasis, as well as the regulation of key signaling pathways in gastric cancer; using in-vitro FBXW5 knockdown/overexpression cell line and in-vivo models.
View Article and Find Full Text PDFExportin-1 (XPO1) controls the nucleo-cytoplasmic trafficking of several key growth regulatory and tumor suppressor proteins. Nuclear export blockade through XPO1 inhibition is a target for therapeutic inhibition in many cancers. Studies have suggested XPO1 upregulation as an indicator of poor prognosis in gastric cancer.
View Article and Find Full Text PDFAccumulating evidence has implicated the aberrant regulation of histone deacetylases (HDACs) as a nexus for multiple cancer hallmarks and in mediating tumor adaptation and resistance to genotoxic chemotherapy, suggesting a rational pairing of HDAC inhibitors with DNA damaging chemotherapeutic agents in the treatment of human malignancies. Here we report that panobinostat (LBH589), a potent pan-HDAC inhibitor, effectively curbed the proliferation of non-small cell lung cancer (NSCLC) cell lines A549, Calu-1, H226, H460, H838 and SKMES-1 at IC concentrations between 4 and 31 nmol/L via pleiotropic mechanisms, including crosstalk with EGFR signal transduction cascades. Combination therapy with carboplatin elicited rapid tumor cell kill and effectively restrained anchorage-independent clonogenic survival to a considerably greater extent over either monotherapy.
View Article and Find Full Text PDFDistribution of polymorphism in TLR2 gene was studied in Pahari (Indian non-descript indigenous breed) cattle of Himachal Pradesh. The complete sequence of TLR2 gene consisted of 136bp 5'-UTR, 2355bp CDS and 1316bp 3'UTR. The phylogenetic analysis revealed clustering of Indian Zebu with Bos taurus as the nearest neighbour.
View Article and Find Full Text PDFIdentification of synthetically lethal cellular targets and synergistic drug combinations is important in cancer chemotherapy as they help to overcome treatment resistance and increase efficacy. The Ataxia Telangiectasia Mutated (ATM) kinase is a nuclear protein that plays a major role in the initiation of DNA repair signaling and cell-cycle check points during DNA damage. Although ATM was shown to be associated with poor prognosis in gastric cancer, its implications as a predictive biomarker for cancer chemotherapy remain unexplored.
View Article and Find Full Text PDFCell Biol Toxicol
February 2016
Galectin 3 (Gal-3) is upregulated in gastric epithelial cells as a host response to Helicobacter pylori infection. However, the significance of Gal-3 expression in H. pylori-infected cells is not well established.
View Article and Find Full Text PDFBackground: Melanoma-associated antigen (MAGE)-A3 is a member of the family of cancer-testis antigens and has been found to be epigenetically regulated and aberrantly expressed in various cancer types. It has also been found that MAGE-A3 expression may correlate with an aggressive clinical course and with chemo-resistance. The objectives of this study were to assess the relationship between MAGE-A3 promoter methylation and expression and (1) gastric cancer patient survival and (2) its functional consequences in gastric cancer-derived cells.
View Article and Find Full Text PDFIn cancer biology, cells and molecules that form the fundamental components of the tumor microenvironment play a major role in tumor initiation, and progression as well as responses to therapy. Therapeutic approaches that would enable and harness the immune system to target tumor cells mark the future of anticancer therapy as it could induce an immunological memory specific to the tumor type and further enhance tumor regression and relapse-free survival in cancer patients. Gastric cancer is one of the leading causes of cancer-related mortalities that has a modest survival benefit from existing treatment options.
View Article and Find Full Text PDFBackground: Platinum based therapy is commonly used in the treatment of advanced gastric cancer. However, resistance to chemotherapy is a major challenge that causes marked variation in individual response rate and survival rate. In this study, we aimed to identify the expression of GTSE1 and its correlation with cisplatin resistance in gastric cancer cells.
View Article and Find Full Text PDFMicrobiology (Reading)
June 2015
Helicobacter pylori is a major aetiological agent in the development of various gastroduodenal diseases. Its persistence in gastric mucosa is determined by the interaction between various host, microbial and environmental factors. The bacterium colonizes the gastric epithelium and induces activation of various chemokine mediators, including NFκB, the master regulator of inflammation.
View Article and Find Full Text PDFBackground: The purpose of this study was to evaluate the changed dimensions of dies obtained from impressions made with different combinations of addition sillicones which were subjected to variations in storage temperature.
Materials & Methods: 45 die stone models were obtained of 45 impressions of which 15 each were stored at three different storage temperatures(25°C, 37°C and 42°C). 15 impressions each were made using one impression technique.
Rapid and specific diagnosis of tubercular meningitis is of paramount importance to decrease morbidity and mortality. The aim of the study was to evaluate multiplex PCR using protein b, MPB 64, and IS6110 primers directed against M. tuberculosis complex for the diagnosis of tuberculous meningitis (TBM).
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