Background: The purpose of the present study was to determine normal values of epithelial thickness within the oral cavity by using optical coherence tomography (OCT).
Methods: In a total of 143 healthy test persons, epithelial thickness of the oral mucosa was determined with the help of OCT separately for each side at 7 different locations. Special attention was directed to those sites having the highest incidence for the development of dysplasias and carcinomas.
Results: The epithelium demonstrated a varying thickness depending on its location within the oral cavity. The highest values were found in the region of the buccal mucosa (294 μm) and the hard palate (239 μm), whereas the thinnest epithelium was measured at the floor of the mouth (99 μm).
Conclusion: Our data serve as reference values for detecting oral malignancy and determining the approximate grade of dysplasia. In this circumstance, a differentiated view of the different regions is important due to a variation in thickness of the epithelium within the oral cavity.
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http://dx.doi.org/10.1002/hed.22007 | DOI Listing |
BMC Oral Health
January 2025
Dentistry and Maxillo-Facial Surgery Unit, Department of Surgery, Dentistry, Paediatrics and Gynaecology (DIPSCOMI), University of Verona, Piazzale L.A. Scuro 10, 37134, Verona, Italy.
Introduction: Orofacial cleft impacts jawbone and dental development and function, often with consequences for oral health. The first in this two-part systematic review of the literature on oral health in persons with cleft lip and/or palate focuses on periodontal parameters and composition of oral bacterial flora, while the second analyzes data on dental caries.
Materials And Methods: Four databases (PubMed, Cochrane, Scopus, Web of Science) were searched for studies that compared periodontal parameters, caries index, and microbiota composition between persons with cleft lip and/or palate and healthy controls.
BMC Microbiol
January 2025
Center for Public Health Research, Medical School of Nanjing University, Nanjing, China.
Background: Enterovirus 71 (EV71) is one of the major causative agents of hand, foot, and mouth disease (HFMD), and can cause severe cerebral complications and even fatality in children younger than 5 years old. However, there is no specific medication for EV71 infection in clinical practice. Our previous studies had identified the 6-thioguanine (6-TG), an FDA-approved anticancer drug, as a potential antiviral agent, but its anti-EV71 activity is largely unknown, therefore, we aim to explore the antiviral effect of 6-TG on EV71.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Otolaryngology Head and Neck Surgery, Technical University Munich, Munich, Germany.
Visual diagnosis is one of the key features of squamous cell carcinoma of the oral cavity (OSCC) and oropharynx (OPSCC), both subsets of head and neck squamous cell carcinoma (HNSCC) with a heterogeneous clinical appearance. Advancements in artificial intelligence led to Image recognition being introduced recently into large language models (LLMs) such as ChatGPT 4.0.
View Article and Find Full Text PDFSci Rep
January 2025
Conservative Dentistry Department, Faculty of Dentistry, Mansoura University, Mansoura, Egypt.
This study aimed to compare the bonding efficacy three bioactive self-adhesive restorative systems to dentin. A total of 80 permanent human molars were utilized in this study. The occlusal enamel was removed to exposed mid-coronal dentin; 40 molars were used for microshear bond strength testing, while the remaining molars were used for micromorphological analysis of restoration/dentin interface.
View Article and Find Full Text PDFEnviron Pollut
January 2025
The James Hutton Institute, Craigiebuckler, Aberdeen AB15 8QH, UK; Hubei Key Laboratory of Mineral Resources Processing and Environment, School of Resources and Environmental Engineering, Wuhan University of Technology, Wuhan 430070, China. Electronic address:
This work is the first comprehensive survey of the Yangtze River, covering its origin to the estuary mouth. It focuses on the geographical and industrial factors influencing the distribution of polycyclic aromatic hydrocarbons (PAHs) in sediments, along with their contamination levels, sources, and ecological risks. The total concentrations of PAHs ranged from 2.
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