Results 1 to 10 of about 12,707 (137)

Selective defects in channel permeability associated with Cx32 mutations causing X-linked Charcot–Marie–Tooth disease

open access: yesNeurobiology of Disease, 2006
The X-linked form of Charcot–Marie–Tooth disease (CMTX) is caused by mutations in connexin32 (Cx32), a gap junction protein expressed by Schwann cells where it forms reflexive channels that allow the passage of ions and signaling molecules across the ...
VÍCTOR H Hernández   +2 more
exaly   +9 more sources

In Vivo Effects of Two In-Office Vital Tooth Bleaching Systems on Enamel Permeability [PDF]

open access: yesJournal of Composites Science, 2021
Tooth bleaching is a common treatment for the amelioration of the aesthetic of discoloured teeth. In this context, there are two common approaches that employ concentrated solutions (30–40 wt.%) of either hydrogen peroxide or carbamide peroxide as bleaching agents.
Gianfranco Ulian   +2 more
exaly   +2 more sources

Tooth Pulp Tissue Pressure and Hydraulic Permeability [PDF]

open access: yesCirculation Research, 1964
The object of these experiments was to evaluate the hydrostatic pressure and hydraulic permeability of the tooth pulp in situ. A small hole was drilled through the enamel and dentin to the dentinal-pulpal junction in canines and third incisors of anesthetized dogs. A threaded cannula filled with mammalian Ringer's solution was screwed into the hole and
A C, BROWN, D, YANKOWITZ
exaly   +3 more sources

Permeability of Human Tooth Surfaces Studied In Vitro by Electrochemical Impedance Spectroscopy [PDF]

open access: yesElectroanalysis, 2012
AbstractElectrochemical Faradaic impedance spectroscopy was applied to evaluate dependence of the electrical resistance on human teeth. The experiments were performed using iodide anions as a redox probe to model permeability of teeth for fluoride upon an iontophoresis process.
Marcos Pita, Jan Halamek, Evgeny Katz
exaly   +3 more sources

Changes in Permeability Caused by Connexin 32 Mutations Underlie X-Linked Charcot-Marie-Tooth Disease [PDF]

open access: yesNeuron, 1997
The relationship between the loss of connexin 32 function and clinical manifestations of X-linked Charcot-Marie-Tooth (CMTX) disease is unknown. Here, we report that eight of nine CMTX mutations investigated form channels with measurable electrical conductance.
Seunghoon Oh   +2 more
exaly   +3 more sources

A Pilot Study on the Deposition of Drugs in Dental Tissues as Alternative Matrices for Forensic Toxicology [PDF]

open access: yesActa Stomatologica Croatica
Background: Teeth may serve as alternative matrices for post-mortem toxicological analysis. Although the mechanism of drug incorporation into dental tissues remains unclear, it is hypothesized that orally ingested substances can permeate dental enamel ...
Ilenia Bianchi   +9 more
doaj   +2 more sources

Antibacterial and anti-biofilm effects of postbiotic mediator derived from Jeotgal isolate Lactiplantibacillus plantarum KMC12 against Streptococcus mutans [PDF]

open access: yesJournal of Oral Microbiology
Background Dental caries, commonly known as tooth decay, is a progressive breakdown of tooth tissues caused by the biofilm-producing bacteria, Streptococcus mutans. S.
Hyunjin Oh, Jihoon Kim, Jaewoo Bai
doaj   +2 more sources

Comparison of Dentin Permeability After Tooth Cavity Preparation with Diamond Bur and Er:YAG Laser

open access: yesFrontiers in Dentistry, 2016
Objectives: The aim of this study was to compare the permeability of dentin after using diamond bur and Er:YAG laser. Materials and Methods: Seventy-two recently extracted, intact, and restoration-free human permanent molars were used in this study. The
Masoumeh Hasani Tabatabaei   +10 more
doaj   +2 more sources

Evaluation of at-home bleaching protocol with application on different surfaces: bleaching efficacy and hydrogen peroxide permeability [PDF]

open access: yesRestorative Dentistry & Endodontics, 2023
ObjectivesThis study aimed to evaluate the bleaching efficacy and hydrogen peroxide permeability in the pulp chamber by the at-home bleaching gel in protocols applied on different dental surfaces.Materials and MethodsForty premolars were randomly into 4 ...
Heloisa Forville   +6 more
doaj   +1 more source

Method of calculation of the magnetic induction of the stator winding of a spiritual synchronous motor [PDF]

open access: yesE3S Web of Conferences, 2023
This article discusses the calculation of the magnetic fields of the differential scattering of the stator, passing in the radial direction (penetrating the body of the rotor core), taking into account the saturation nonlinearities of the tooth zones of ...
Toirov O.   +4 more
doaj   +1 more source

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