Yuzhe Dai , Chenwei Wang , Yanbo Xiao , Yisi Tan , Yao Ye , Yue Liu , Qianqi Zeng , Jin Tan
{"title":"Jiawei Danxuan Koukang and its key component Quercetin intervened in OSF carcinogenesis by inhibiting the AR/eIF5A2 signaling pathway-mediated EMT","authors":"Yuzhe Dai , Chenwei Wang , Yanbo Xiao , Yisi Tan , Yao Ye , Yue Liu , Qianqi Zeng , Jin Tan","doi":"10.1016/j.archoralbio.2025.106194","DOIUrl":"10.1016/j.archoralbio.2025.106194","url":null,"abstract":"<div><h3>Objective</h3><div>This work aims to investigate the mechanism of Jiawei Danxuan Koukang (JDK) and Quercetin in oral submucous fibrosis (OSF) carcinogenesis.</div></div><div><h3>Design</h3><div>We established an OSF model for rats by injecting Arecoline into the oral mucosa of rats to study the impact of JDK and Quercetin on the progression of OSF and OSCC. Then, the viability, proliferation, and migration ability of Arecoline-induced hOMF, CAL27 and SCC-25 cells in JDK and quercetin intervention were detected.</div></div><div><h3>Results</h3><div>The oral mucosal epithelial cells of OSF model and OSF rats were atrophy and thinning, α-SMA, CollageI, Vimentin, Snail, AR and eukaryotic translation initiation factor 5A2 (eIF5A2) expression increased apparently, and E-cadherin expression decreased. The intervention of JDK and Quercetin reversed the changes in oral mucosal epithelial cells and OSF rats. The levels of AR in CAL27 and SCC-25 cells were higher than those in hOMF cells, and Arecoline intervention increased the levels of AR in hOMF, CAL27 and SCC-25 cells. Overexpression of AR up-regulated eIF5A2 to enhance the viability, proliferation and migration of hOMF, CAL27 and SCC-25 cells, and promoted EMT. Quercetin reversed changes in cell feature, and EMT levels in oe-AR intervention.</div></div><div><h3>Conclusions</h3><div>JDK and Quercetin inhibited OSF carcinogenesis by inhibiting the AR/eIF5A2 signal-mediated EMT.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"173 ","pages":"Article 106194"},"PeriodicalIF":2.2,"publicationDate":"2025-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143420206","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Luiz Alexandre Chisini , Luana Carla Salvi , Rodrigo Varella de Carvalho , Francine dos Santos Costa , Flávio Fernando Demarco , Marcos Britto Correa
{"title":"Pathways of the vitamin D receptor gene and dental caries: A systematic review and meta-analysis","authors":"Luiz Alexandre Chisini , Luana Carla Salvi , Rodrigo Varella de Carvalho , Francine dos Santos Costa , Flávio Fernando Demarco , Marcos Britto Correa","doi":"10.1016/j.archoralbio.2025.106195","DOIUrl":"10.1016/j.archoralbio.2025.106195","url":null,"abstract":"<div><h3>Objective</h3><div>This systematic review and meta-analysis aimed to investigate the influence of single nucleotide polymorphisms (SNPs) related to vitamin D receptor genes (VDR) on caries experience.</div></div><div><h3>Methods</h3><div>The search included five databases, focusing exclusively on human studies. Meta-analyses were conducted for each SNP and polling data from various SNPs within the gene. A Funnel Plot and Egger’s test were performed.</div></div><div><h3>Results</h3><div>Fourteen studies were included in the systematic review and thirteen in the meta-analysis. Seven SNPs related to VDR were assessed, and most (57.1 %) were in exon regions. A total of 4944 participants were included. No individual SNP was found to be significantly associated with caries in any of the evaluated models (allelic, genotypic heterozygous, or homozygous) (p > 0.05). No difference was observed even when stratifying via subgroup analysis according to population (p > 0.05). In the gene-level analysis adjusted by linkage disequilibrium, the overall model showed an OR of 0.93 (95 %CI: 0.69–1.23) for the allelic analysis, 1.15 (95 %CI: 0.84–1.57) for the homozygous genotypic model, and 1.18 (95 %CI: 0.95–1.48) for the heterozygous genotypic model. When stratified by subgroups, the East Asian population was associated with an increased OR of 1.42 (95 %CI: 1.01–2.01) in the heterozygous genotypic model. Egger’s test showed no significant publication bias for all models (p > 0.05).</div></div><div><h3>Conclusions</h3><div>The present findings showed that the SNPs in VDR are influenced by ethnic background and may play an important role in dental caries experience according to different ethnic groups. (CRD42020134424)</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"173 ","pages":"Article 106195"},"PeriodicalIF":2.2,"publicationDate":"2025-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143453225","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Elham H. Ahmed , Sara Mohamed Farrag , Noura Abd El-Latif
{"title":"Evaluating the effects of L-carnitine on albino rat's gingiva-derived stem cells (In-Vitro Study)","authors":"Elham H. Ahmed , Sara Mohamed Farrag , Noura Abd El-Latif","doi":"10.1016/j.archoralbio.2025.106192","DOIUrl":"10.1016/j.archoralbio.2025.106192","url":null,"abstract":"<div><h3>Objective</h3><div>Stem cells as therapy is currently a well-established scientific research topic. Poor maintenance and survival of cells supplied to the damaged tissue are barriers to improving the efficacy of regenerative medicine. Antioxidants such as L-carnitine are used to promote cell survival and maintenance properties. This study aims to assess the effects of L-carnitine on albino rat gingiva-derived mesenchymal stem cells proliferation.</div></div><div><h3>Design</h3><div>Rat gingiva-derived mesenchymal stem cells were isolated and exposed to 0, 1, 3, and 10 Mm of L-carnitine. Flow cytometry was then utilized to measure gene and protein expression levels for CD90, CD105, CD45, and CD19. The MTT test was used to examine the proliferation of cells. The proportion of apoptosis was determined using the Annexin V/PI technique. Cell cycle investigations to assess cells and identify the percentages of cells in the G0/G1, S, and G2/M phases. Expression of TGF-β gene has been evaluated using Real time‑PCR analysis.</div></div><div><h3>Results</h3><div>The results showed that gingiva-derived mesenchymal stem cells, including CD90 and CD105, consistently showed positive immunostaining, whereas CD45 and CD19 were weakly positive or negative. Concentration-dependent increase of growth proliferation, more rapid proliferation of the cells treated with the highest L-carnitine concentration (10 mM) after 72 h (0.934 ± 0.063). Cells treated with 10 mM L-carnitine showed considerably decreased percentages of necrotic (2.38 ± 0.55), late (1.23 ± 0.90), early apoptotic cells (1.18 ± 0.13), and increased the percentage of viable cells (95.13 ± 1.61).</div></div><div><h3>Conclusion</h3><div>Our findings suggest that adding L-carnitine to gingiva-derived mesenchymal stem cells during expansion enables efficient and viable cell production.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"173 ","pages":"Article 106192"},"PeriodicalIF":2.2,"publicationDate":"2025-02-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143403451","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
P.-Y. Collart-Dutilleul , S. Piglionico , R. Younes , Y. Messat , S. Garrabé , H. Salehi , J.-C. Durand , F. Cuisinier , A. Desoutter
{"title":"Raman confocal microscopy atlas of human tooth","authors":"P.-Y. Collart-Dutilleul , S. Piglionico , R. Younes , Y. Messat , S. Garrabé , H. Salehi , J.-C. Durand , F. Cuisinier , A. Desoutter","doi":"10.1016/j.archoralbio.2025.106189","DOIUrl":"10.1016/j.archoralbio.2025.106189","url":null,"abstract":"<div><h3>Objective</h3><div>Dental histology is a field that has been studied since the early 19th century. Most of the techniques used have been based on white-light microscopy or histological staining, or more recently immunohistochemical staining. With the advent of lasers coupled to confocal microscopy, Raman spectra can be measured in large numbers to create a detailed chemical atlas of the human tooth, offering new insights into its composition and structure.</div></div><div><h3>Design</h3><div>A total of twenty teeth, with 5 teeth from each type premolar, molar, incisor and canine were selected. Five teeth of different types pre-molar and molar incisor canine (total of 20 teeth) These teeth were sectioned and polished, and pulps extracted and cut into thin layers, to perform chemical mapping of all these tissues and components, including secondary structures, based on Raman scattering.</div></div><div><h3>Results</h3><div>We obtained images reconstructed from the intensities of the various characteristic peaks, enabling us to create an atlas of the tooth. A part of the result confirm previous study, but some structures have been revealed for the first time by chemical cartography: cementum dentin junction, dental pulp, Retzius striae, scallop pattern, Hunter-Schreger bands, sheat enamel prism content and dentin branches.</div></div><div><h3>Conclusion</h3><div>The present study thus provides the dental research and practice community with a complete chemical mapping of the fundamental and secondary constituents of the dental organ, with optical resolution.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"173 ","pages":"Article 106189"},"PeriodicalIF":2.2,"publicationDate":"2025-02-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143420201","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yiling Li , Bolei Li , Siyue Lai , Xiao Guo , Yu Fan , Haohao Wang , Lei Cheng
{"title":"The biocompatibility, penetrability, sealing ability, and antibacterial properties of iRoot SP compared to AH plus: An In Vitro evaluation","authors":"Yiling Li , Bolei Li , Siyue Lai , Xiao Guo , Yu Fan , Haohao Wang , Lei Cheng","doi":"10.1016/j.archoralbio.2025.106188","DOIUrl":"10.1016/j.archoralbio.2025.106188","url":null,"abstract":"<div><h3>Objectives</h3><div>This study aimed to evaluate the biocompatibility, penetrability, sealing ability, and antibacterial properties of iRoot SP compared to AH Plus in root canal filling.</div></div><div><h3>Design</h3><div>Two types of iRoot SP and AH Plus were used for <em>in vivo</em> evaluation. The solubility of sealers was tested according to the International Organization for Standardization (ISO). Cell Counting kit-8 was performed for biocompatibility analysis. To evaluate the sealing efficacy, 27 extracted human single-rooted teeth were treated with the single-cone obturation technique. The penetrability was analyzed using confocal laser scanning microscope and the sealing ability was assessed through micro-computed tomography. The biofilm of <em>Enterococcus faecalis</em> was formed on the coagulated root canal sealers to determine the antibacterial properties by colony-forming units and scanning electronic microscopy.</div></div><div><h3>Results</h3><div>All sealers exhibited standard solubility (<3 %). The biocompatibility of the three root canal sealers was excellent with no statistically significant differences compared to the control group (P > 0.05). The penetrability of both iRoot SP variants was greater than that of AH Plus, especially in the apical third of teeth (P < 0.001). No significant differences in sealing efficacy among the sealers were observed (P > 0.05). IRoot SP also reduced <em>Enterococcus faecalis</em> counts and inhibited the biofilm formation compared to AH Plus (P < 0.01).</div></div><div><h3>Conclusions</h3><div>IRoot SP exhibited good biocompatibility. It has superior penetrability and enhanced antibacterial properties compared to AH Plus, but shown no difference in sealing ability, warranting further <em>in vivo</em> studies and long-term assessments. The research underscores the strong potential of bioceramic sealers for clinical applications.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"172 ","pages":"Article 106188"},"PeriodicalIF":2.2,"publicationDate":"2025-02-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143378795","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Leonardo Libardi Pagotto, Jaime Aparecido Cury, Antonio Pedro Ricomini-Filho
{"title":"Extracellular polysaccharide-rich biofilm reduces chlorhexidine effect on enamel demineralization: An in situ study","authors":"Leonardo Libardi Pagotto, Jaime Aparecido Cury, Antonio Pedro Ricomini-Filho","doi":"10.1016/j.archoralbio.2025.106187","DOIUrl":"10.1016/j.archoralbio.2025.106187","url":null,"abstract":"<div><h3>Objectives</h3><div>This study investigated the effect of chlorhexidine (CHX) on demineralization, cell viability and matrix composition in EPS-rich (EPS<sup>+</sup>) and poor (EPS<sup>-</sup>) oral biofilms.</div></div><div><h3>Design</h3><div>A split-mouth and crossover <em>in situ</em> study was conducted with six participants over two phases of 14 days each. During a lead-in step, biofilms were formed under either sucrose exposure (EPS<sup>+</sup>) or glucose + fructose exposure (EPS<sup>-</sup>). In the experimental step, participants rinsed with either 0.9 % NaCl (negative control) or 0.12 % CHX for seven days.</div></div><div><h3>Results</h3><div>Data showed that EPS<sup>+</sup> biofilms exhibited higher enamel surface hardness loss (%SHL), lesion area (∆S) and concentrations of soluble and insoluble EPS, compared to EPS<sup>-</sup> biofilms. After treatments, CHX significantly reduced the counts of colony-forming units (CFU) in both EPS<sup>-</sup> and EPS<sup>+</sup> biofilms. However, CHX only reduced ∆S within the EPS<sup>-</sup> group. There was no significant difference in demineralization change (%∆S) among treatments. Additionally, CHX decreased soluble and insoluble EPS concentrations in the EPS<sup>+</sup> group.</div></div><div><h3>Conclusion</h3><div>While CHX effectively reduced bacterial counts, its antimicrobial effect may not be enough to reduce the enamel demineralization caused by mature EPS-rich biofilms.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"173 ","pages":"Article 106187"},"PeriodicalIF":2.2,"publicationDate":"2025-02-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143396092","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Leopoldo Cosme-Silva , Renan Dal-Fabbro , Fernanda de Lima Pontes , Leticia Cabrera Capalbo , Edilson Ervolino , Luciano Tavares Angelo Cintra , Juan José Segura-Egea , João Eduardo Gomes-Filho
{"title":"Multi-strain probiotic formula modulates expression of β-defensin-2, β-defensin-3, and TLR-4 in male rats with apical periodontitis","authors":"Leopoldo Cosme-Silva , Renan Dal-Fabbro , Fernanda de Lima Pontes , Leticia Cabrera Capalbo , Edilson Ervolino , Luciano Tavares Angelo Cintra , Juan José Segura-Egea , João Eduardo Gomes-Filho","doi":"10.1016/j.archoralbio.2024.106137","DOIUrl":"10.1016/j.archoralbio.2024.106137","url":null,"abstract":"<div><h3>Objective</h3><div>Evaluate whether a multi-strain probiotic formula affects blood parameters (hematologic, calcium, and phosphorus levels) and alters the expression of β-defensin-2, β-defensin-3, and toll-like receptor 4 in male rats with induced apical periodontitis (AP).</div></div><div><h3>Design</h3><div>Wistar rats were divided into two groups (n = 8 each): (1) rats with AP on a regular diet (Control) and (2) rats with AP on a regular diet supplemented with the multi-strain probiotic GNC Probiotic Complex (GCP) at one billion CFU. AP was induced by exposing the dental pulp of the first molars to the oral environment. GCP was administered daily via gavage for 30 days during AP development. After 30 days, animals were anesthetized, a cardiac puncture was performed, and 5 mL of blood was collected for hematologic, calcium, and phosphorus analysis. Animals were then euthanized, and mandibles were removed for histological and immunochemical analysis of β-defensin-2, β-defensin-3, and toll-like receptor 4. Statistical analyses used Mann–Whitney U and Student’s t-tests, with significance at P < 0.05.</div></div><div><h3>Results</h3><div>No significant differences were observed in blood parameters between the Control and GCP groups (P > 0.05). In AP, the Control group showed more intense inflammatory infiltrates and higher median severity scores than the GCP group (P < 0.05). Immunoreactivity levels for β-defensin-2, β-defensin-3, and toll-like receptor 4 were significantly increased in the GCP group (P < 0.05).</div></div><div><h3>Conclusion</h3><div>Probiotic complex reduces inflammation and enhances immunolabeling of β-defensin-2, β-defensin-3, and toll-like receptor 4 in AP.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"170 ","pages":"Article 106137"},"PeriodicalIF":2.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142792925","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Y Nhu Tran , Ajjima Chansaenroj , Araya Jivaphetthai , Thanaphum Osathanon , Wanatchaporn Arunmanee
{"title":"Truncated recombinant Jagged1 fused with human IgG1 Fc activates Notch target genes in human periodontal ligament cells","authors":"Y Nhu Tran , Ajjima Chansaenroj , Araya Jivaphetthai , Thanaphum Osathanon , Wanatchaporn Arunmanee","doi":"10.1016/j.archoralbio.2024.106138","DOIUrl":"10.1016/j.archoralbio.2024.106138","url":null,"abstract":"<div><h3>Objective</h3><div>Jagged1, a Notch ligand, is essential for osteogenic differentiation in human periodontal ligament cells (hPDLs) by interacting with Notch2 to induce osteogenic markers, alkaline phosphatase activity, and mineral deposition. However, its large size hampers absorption and distribution of biomaterials. This study aimed to identify the critical region of Jagged1 necessary for its interaction with Notch2 to create a truncated version that retains osteogenic activity but with improved delivery characteristics.</div></div><div><h3>Methods</h3><div>Truncated versions of Jagged1 were designed by deleting C-terminal regions, focusing on the importance of the N-terminal domain. Both truncated and full-length Jagged1 were fused with human IgG1 Fc (Jagged1-Fc) and expressed in Chinese hamster ovary cells. hPDLs treated with these constructs were analyzed for Notch target gene expression using real-time PCR. Mineral deposition was assessed using alizarin red S staining.</div></div><div><h3>Results</h3><div>Both truncated and full-length Jagged1-Fc increased the expression of Notch target genes (<em>Hes1, Hey1</em>, and <em>ALP</em>) in hPDLs, indicating successful activation of Notch signaling. However, only the full-length Jagged1-Fc enhanced mineral deposition, while the truncated version did not.</div></div><div><h3>Conclusions</h3><div>Full-length Jagged1-Fc is required for mineral deposition and complete osteogenic differentiation in hPDLs. The truncated versions, while capable of activating Notch signaling, are ineffective in promoting mineralization, underscoring the importance of the entire protein for clinical applications in bone regeneration.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"170 ","pages":"Article 106138"},"PeriodicalIF":2.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142792931","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Dan Pan , Yu Hao , Yuyan Tao , Bolei Li , Lei Cheng
{"title":"The influence of microorganisms on bone homeostasis in apical periodontitis","authors":"Dan Pan , Yu Hao , Yuyan Tao , Bolei Li , Lei Cheng","doi":"10.1016/j.archoralbio.2024.106153","DOIUrl":"10.1016/j.archoralbio.2024.106153","url":null,"abstract":"<div><h3>Objective</h3><div>This review aims to provide an overview of the role of microorganisms in the onset and progression of periapical diseases, particularly regarding their effects on bone homeostasis.</div></div><div><h3>Design</h3><div>The search for this narrative review was conducted in PubMed, Web of Science and Google Scholar using relevant keywords, including checking reference lists of journal articles by hand searching.</div></div><div><h3>Results</h3><div>Microorganisms directly promote osteoclasts through pathways such as nuclear factor-κB (NF-κB) and extracellular regulated protein kinases (ERK), while inhibiting osteoblasts function by interfering with the wingless-related integration site (Wnt)/β-catenin pathway in the periapical area. Moreover, microorganisms indirectly regulate periapical bone homeostasis by inducing programmed cell death and modulating the immune microenvironment through the activation of innate immunity via pattern-recognition receptors (PRRs) and subsequent cascades of responses. Among these microorganisms, <em>Enterococcus faecalis</em>, <em>Porphyromonas gingivalis</em> and <em>Fusobacterium nucleatum</em> play significant roles.</div></div><div><h3>Conclusion</h3><div>Microorganisms regulate pathways such as NF-ĸB and Wnt/β-catenin, as well as programmed cell death and the immune microenvironment in the periapical area, thereby disrupting bone homeostasis.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"170 ","pages":"Article 106153"},"PeriodicalIF":2.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142792929","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yong Liu , Jiaying Nie , Ying Huang , Yunyan Yang , Wenen Su , Yumei Zhang , Zhuoqiao Gao , Shaohui Deng , Meilin Li , Shaoyan Lian , Jieying Li , Chaoqun Liu
{"title":"m6A-related genes ALKBH5 and RBMX as prognostic and progression biomarkers in Chinese oral squamous cell carcinoma patients","authors":"Yong Liu , Jiaying Nie , Ying Huang , Yunyan Yang , Wenen Su , Yumei Zhang , Zhuoqiao Gao , Shaohui Deng , Meilin Li , Shaoyan Lian , Jieying Li , Chaoqun Liu","doi":"10.1016/j.archoralbio.2024.106149","DOIUrl":"10.1016/j.archoralbio.2024.106149","url":null,"abstract":"<div><h3>Objective</h3><div>N6-methyladenosine (m6A) RNA dysregulation is crucial for cancer development. The study aimed to explore the effects of m6A modification in oral squamous cell carcinoma (OSCC) and its potential as a biomarker and therapeutic target.</div></div><div><h3>Design</h3><div>We first analyzed m6A-related gene expression and its impact on OSCC prognosis and progression using the TCGA database. Subsequently, a Chinese cohort of 134 samples was used for validation. Bioinformatics analysis was conducted with TCGA data, and m6A levels were measured in the validation cohort using a quantification kit. Survival analysis was performed to study the relationship between m6A-related genes and OSCC prognosis in the Chinese population. The expression of m6A-related genes was assessed by using quantitative real-time PCR, Western blot analysis, and immunohistochemistry.</div></div><div><h3>Results</h3><div>In the TCGA database, we found dysregulated expressions of METTL14, ALKBH5, YTHDF2, HNRNPC, LRPPRC, HNRNPA2B1, IGF2BP2, and RBMX in OSCC. Based on this, we observed significantly elevated total m6A content in OSCC tissues compared to normal controls in the validation cohort. Among the m6A candidate genes, only ALKBH5 and RBMX upregulation were found to be independent prognostic risk factors for poor OSCC survival in the Chinese population. And the inclusion of these two genes had a higher area under the curve for 3-year (0.705, 0.826), and 5-year (0.715, 0.788) overall survival compared to the model that only considered clinical parameters.</div></div><div><h3>Conclusions</h3><div>We found the upregulation of m6A status in OSCC, of which, ALKBH5 and RBMX may serve as promising diagnostic and prognostic biomarkers for Chinese patients with OSCC.</div></div>","PeriodicalId":8288,"journal":{"name":"Archives of oral biology","volume":"170 ","pages":"Article 106149"},"PeriodicalIF":2.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142792882","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}