Results 41 to 50 of about 6,104,462 (286)

Interaction of oral bacteria with gingival epithelial cell multilayers [PDF]

open access: yesMolecular Oral Microbiology, 2011
SummaryPrimary gingival epithelial cells were cultured in multilayers as a model for the study of interactions with oral bacteria associated with health and periodontal disease. Multilayers maintained at an air–liquid interface in low‐calcium medium displayed differentiation and cytokeratin properties characteristic of junctional epithelium ...
Dickinson, Brittany C   +6 more
openaire   +3 more sources

Suprabasal expression of Ki-67 as a marker for the severity of oral epithelial dysplasia and oral squamous cell carcinoma

open access: yesContemporary Clinical Dentistry, 2013
Background: Transition of the normal oral epithelium to dysplasia and to malignancy is featured by increased cell proliferation. To evaluate the hypothesis of distributional disturbances in proliferating and stem cells in oral epithelial dysplasia and ...
Nidhi Dwivedi   +4 more
doaj   +1 more source

Assessment of apoptotic index in various grades of oral epithelial dysplasia: A cross-sectional study

open access: yesIndian Journal of Pathology and Microbiology, 2020
Context: Oral cancer is a major health problem worldwide. In cancer, the equilibrium between cell proliferation and apoptosis is disturbed. The defect in the apoptotic pathway allows cells to proliferate with genetic abnormalities.
Rasika B Pawar   +2 more
doaj   +1 more source

Adherence of group A streptococci to fibronectin on oral epithelial cells [PDF]

open access: yesInfection and Immunity, 1983
The possibility that fibronectin on the surface of oropharyngeal cells may serve as a receptor for the binding of group A streptococci (Streptococcus pyogenes) was investigated. Purified human plasma fibronectin inhibited the adherence of group A streptococci to oral epithelial cells in a dose-dependent manner.
W A, Simpson, E H, Beachey
openaire   +2 more sources

Vesicular traffic in polarized epithelial cells : identification and characterization of general and epithelial specific factors [PDF]

open access: yes, 1994
Polarized epithelial cells are differentiated into apical and basolateral plasma membrane domains separated by tight junctions. The apical cell surface usually faces the external milieu, the basolateral domain provides cell-cell and cell-substratum ...
Fiedler, Klaus
core   +1 more source

Assessment of Oxidative Stress-Induced Oral Epithelial Toxicity

open access: yesBiomolecules, 2023
Reactive oxygen species (ROS) are highly reactive molecules generated in living organisms and an excessive production of ROS culminates in oxidative stress and cellular damage.
Ali I. Mohammed   +8 more
doaj   +1 more source

Characterization of the spatio-temporal dynamics in thymic epithelial development [PDF]

open access: yes, 2015
The work presented in this thesis is centered on the development and maturation of the epithelial compartment in the murine thymus and consequently its functional capacity to promote normal thymopoiesis. Two main aspects have been investigated in depth:
Mayer, Carlos E.
core   +1 more source

Influence of the mesenchymal cell source on oral epithelial development

open access: yesJournal of Tissue Engineering and Regenerative Medicine, 2011
The extent of the influence of mesenchymal tissue on epithelial development is still debated, and elucidation of epithelial-mesenchymal interactions should be of relevance for controlling normal as well as pathological growth and development. The aim of the present study was to elucidate the influence of the mesenchymal cell type on oral mucosa ...
Kinikoglu, Beste   +4 more
openaire   +3 more sources

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Interactions of intestinal epithelial cells with bacterial extracellular products [PDF]

open access: yes
The enteric microflora represents one of the densest microbial populations in the biological world; as a consequence, the intestinal immune system is constantly exposed to high concentrations of antigenic materials. One of the major frontline defences in
Patten, Daniel
core   +3 more sources

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