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Materials scientists drill down to vulnerabilities in human tooth decay（图）
Materials scientists drill down vulnerabilities human tooth decay
2020/7/10
Researchers at Northwestern University have cracked one of the secrets of tooth decay. In a new study of human enamel, the materials scientists are the first to identify a small number of impurities t...
Histologic Evaluation of Human Pulp Response to Total Etch and Self Etch Adhesive Systems
Pulp response Single Bond Prompt L-Pop Adhesive system
2015/9/30
Background: To investigate pulp response to the application of two types adhesive systems (total-etch and self-etch) in human premolar teeth.
Construction of database for three-dimensional human tooth models and its ability for education and research - Carious tooth models -
Micro-CT Three-dimensional tooth models Carious tooth
2010/11/26
To construct a human teeth database which is freely available to researchers and students, three-dimensional human tooth models were generated in a previous study, by means of micro-CT, from 35 human ...
Effects of high-dose major components in oral disinfectants on the cell cycle and apoptosis in primary human gingival fibroblasts in vitro
Cell cycle and apoptosis Human gingival fibroblasts Oral disinfectants
2010/11/26
We evaluated the effects of high-dose major components in oral disinfectants on oral cells from the standpoints of the cell cycle and apoptosis. We examined the viability and cell cycle of human gingi...
Transplantation of Human Tooth with Proliferating Periodontal Tissue
Human tooth Transplantation Proliferating periodontal tissue
2010/12/1
A case report is presented on transplantation of a left third molar to replace a right second molar lost due to large furcation perforation. Two weeks after surgery, a reentry surgical procedure was ...
Electromyographic Response in Inferior Head of Human Lateral Pterygoid Muscle to Anteroposterior Postural Change during Opening and Closing of Mouth
Lateral pterygoid muscle EMG Postural change
2010/12/1
The purpose of this study was to investigate the influence of anteroposterior postural change on electromyography (EMG) activity in the lateral pterygoid muscle. Subjects consisted of 7 patients atten...
Evaluation of HTLV-1 in Human Subgingival Plaque of Seropositive Patients
Human T-lymphotropic virus Dental Plaque Polymerase Chain Reaction
2009/12/17
Objective: The aim of this study was to investigate the existence of human T-lymphotropic virus type 1 (HTLV-1) in subgingival plaque of HTLV-1 seropositive pa-tients.
Materials and Methods: A total ...
The Effects of Cured Dentin Bonding Agents on Secretion of Pro-Inflammatory Cytokines,IL-1β and TNF-α,by Human Monocytes
Dentin bonding agents IL-1β Monocytes TNF-α
2009/12/14
Dentin Bonding Agents (DBA) have been used as root-end filling materials. Present study evaluated the effects of polymerized DBA on secretion of pro-inflammatory cytokines by normal human monocytes.
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Evaluation of fibronectin,type I collagen and TGF-ß expression by human periodontal ligament fibroblasts exposed to root end filling materials
Evaluation fibronectin type collagen TGF-ß expression human periodontal ligament fibroblasts filling materials
2009/12/7
Background and Aim: Several materials have been introduced for retrograde fillings, pulp capping and sealing root perforations, but their biological effect on vital tissues and cells is not clear. The...
MMP-2, MMP-9,and iNOS Expression in Human Dental Pulp Subjected to Orthodontic Traction
Immunohistochemistry Dental pulp MMP-2 MMP-9 iNOS
2010/3/9
Objective: To test the hypothesis that some metalloproteinases (MMP-2, MMP-9) and inducible nitric oxide synthetase (iNOS) enzymes in dental pulp samples do not vary when subjected to orthodontic trea...
Comparison of Microleakage in Human and Bovine Substrates Using Confocal Microscopy
Microleakage Substrates Human teeth Bovine teeth
2010/1/21
Microleakage in human and bovine teeth was compared. Cavities were prepared on the buccal surface in 20 human and 20 bovine teeth (3mm×2mm in depth). The teeth were divided into 4 groups (n=10) accord...
Evaluation of microleakage in human,bovine and swine enamels
Dental enamel Glass ionomer cements Composite resins
2009/10/20
The suitability of bovine and swine teeth has been evaluated when they are used as substitutes for extracted human teeth in varied researches. This study evaluated in vitro the marginal microleakage i...
DNA extraction from human saliva deposited on skin and its use in forensic identification procedures
DNA Forensic dentistry Saliva
2009/10/20
Saliva is usually deposited in bite marks found in many homicides, assault and other criminal cases. In the present study, saliva obtained from volunteers was deposited on skin and recovered for DNA e...
Antimicrobial activity of Uncaria tomentosa against oral human pathogens
Cat's claw Contact inhibition Bacteria Candida albicans
2009/10/16
Uncaria tomentosa is considered a medicinal plant used over centuries by the peruvian population as an alternative treatment for several diseases. Many microorganisms usually inhabit the human oral ca...
Bond strength of adhesive systems to human tooth enamel
Shear strength Dentin-bonding agents Dental enamel
2009/10/16
The purpose of this study was to evaluate in vitro three adhesive systems: a total etching single-component system (G1 Prime & Bond 2.1), a self-etching primer (G2 Clearfil SE Bond), and a self-etchin...