A novel lingual epithelial organoid culture system using a three-dimensional (3D) matrix and growth factors has recently been established. In the culture system, organoids with multilayered squamous keratinized epithelium and typical morphological features of filiform papillae are generated from single lingual epithelial cells at a high efficiency. The culture system is created in order to observe the differentiation and maturation process of each lingual epithelial stem cell and to observe abnormal organoid formation from malignant cells obtained from carcinogen-treated mice. Thus, our culture system will contribute to the advancement of research into the regulatory mechanism of lingual epithelium and the underlying mechanisms of carcinogenesis.
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http://dx.doi.org/10.1007/7651_2016_3 | DOI Listing |
Head Neck
January 2025
Oral Pathology and Oral Medicine, Faculty of Dentistry, University of Toronto, Toronto, Ontario, Canada.
Background: Oral lichen planus (OLP) and oral lichenoid lesions (OLL) are common chronic inflammatory diseases associated with malignant transformation. Risk factors associated with malignant transformation of OLP and OLL are not well defined.
Methods: A retrospective chart review assessed risk factors for progression of OLP and OLL to oral epithelial dysplasia (OED) or oral squamous cell carcinoma (OSCC) at a tertiary care centre in Toronto, Canada.
Phytomedicine
December 2024
College of Veterinary Medicine, South China Agricultural University, Guangzhou, China; Guangdong Research Center for Veterinary Traditional Chinese Medicine and Natural Medicine Engineering Technology, Guangzhou, China. Electronic address:
Background: Metabolic syndrome (MS) refers to a cluster of metabolic disorders characterized by systemic chronic inflammation. Er Miao San (EMS) is a classic traditional Chinese medicine compound containing Phellodendron amurense and Atractylodis rhizome at a ratio of 1:1, proven to be effective against inflammatory diseases in clinical practice. Nevertheless, the precise functions of EMS in treating MS and its underlying mechanism have yet to be elucidated.
View Article and Find Full Text PDFJ Dent (Shiraz)
December 2024
Dept. of Oral and Maxillofacial Pathology, School of Dentistry, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Statement Of The Problem: Squamous cell carcinomas (SCCs) and premalignant disorders such as leukoplakia are common oral cavity lesions. Although these lesions are epithelial in nature, they are also associated with juxta-epithelial chronic inflammation. Mast cells play a significant role in inflammation initiation and propagation.
View Article and Find Full Text PDFInt J Biol Macromol
December 2024
College of Veterinary Medicine, Gansu Agricultural University, Lanzhou, 730070, Gansu, China.; College of Veterinary Medicine, Northwest Agriculture & Forestry University, Yangling, Shanxi, 712100, China. Electronic address:
Background: Ruminants possess a rich repository of natural antimicrobial peptides(AMPs) within their bodies, surpassing those found in humans and mice. These peptides, including Defensin, Cathelicidin, and Lysozyme, are integral to the body's innate and adaptive immune responses and represent promising alternatives to antibiotics with significant application potential.
Results: In the present study, we conducted a systematic analysis of 40 Defensins, 38 Cathelicidins, and 61 Lysozymes in cattle and sheep.
Indian J Pharmacol
September 2024
Department of Pharmaceutical and Medicinal Chemistry, University of Uyo, Nigeria.
Background: Sansevieria trifasciata, common name, mother-in-law's tongue, is a member of the Agavaceae family. We undertook this study to evaluate the cytotoxicity of S. trifasciata leaf extract against two cancer cell lines as well as its antibacterial activities against six bacterial strains.
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