Results 41 to 50 of about 851,439 (312)

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Mechanical and optical effects of post-curing time and device type in two 3D-printed resin systems

open access: yesBMC Oral Health
Aim The aim of this study was to investigate the effect of post-polymerization time and curing device type on the surface roughness, microhardness and color change of 3D printed permanent resin materials.
Murat Büyükpolat   +5 more
doaj   +1 more source

Regenerative Endodontic Procedures of Immature Permanent Premolars with Periapical Lesions: A Report of Two Cases Using Two Different Materials, 18-Month Follow-Up

open access: yesCase Reports in Dentistry, 2023
Regenerative endodontic procedure is an emerging alternative to traditional therapies for immature teeth with necrotic pulp with or without periapical lesions. This innovative approach, also known as revitalization procedures, is aimed at enhancing canal
Hong Van Le   +2 more
doaj   +1 more source

A Critical Literature Synthesis of Low-Income Oral Health Disparities in the United States and Interventions for Improved Access to Care [PDF]

open access: yes, 2011
Over a decade ago the United States Surgeon General released a report about oral health in America which highlighted the disparities that exist between high and low-income populations.
Lubiejewski, Sarah
core  

Assessment of the Calibration of Periodontal Diagnosis and Treatment Planning Among Dental Students at Three Dental Schools [PDF]

open access: yes, 2015
Calibration in diagnosis and treatment planning is difficult to achieve due to variations that exist in clinical interpretation. To determine if dental faculty members are consistent in teaching how to diagnose and treat periodontal disease, variations ...
Blanchard, Steven   +6 more
core   +2 more sources

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, EarlyView.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

The effect of polishing pastes on the surface roughness, microhardness, gloss, and color change of resin composites

open access: yesBMC Oral Health
Objective The use of polishing pastes in the final surface preparation of resin composite restorations has become increasingly common. This study aimed to evaluate the effects of polishing pastes containing abrasives of different particle sizes on the ...
Murat Büyükpolat   +4 more
doaj   +1 more source

Improvement of Asthma Management in Actual Practice Consistent with Prevalence of Anti-inflammatory Agents—Based on Questionnaire Surveys in Niigata Prefecture, Japan from 1998 to 2002—

open access: yesAllergology International, 2005
Background: Because bronchial inflammation was recognized as a basic component of bronchial asthma, the strategy for asthma management has changed in the last two decades.
Takashi Hasegawa   +8 more
doaj   +1 more source

Child and teenager oral health and dental visiting: results from the National Dental Telephone Interview Survey 2010 [PDF]

open access: yes, 2013
This publication reports on oral health, dental visiting and dental treatment needs of Australian children as reported in the National Dental Telephone Interview Survey (NDTIS) 2010.
J.E. Harford, L. Luzzi
core   +1 more source

Socio-demographic disparity in Oral Health among the Poor: A Cross Sectional Study of Early Adolescents in Kilwa District, Tanzania. [PDF]

open access: yes, 2010
There is a lack of studies considering social disparity in oral health emanating from adolescents in low-income countries. This study aimed to assess socio-demographic disparities in clinical- and self reported oral health status and a number of oral ...
Mashoto, Kijakazi O   +3 more
core   +4 more sources

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