Results 91 to 100 of about 168,566 (403)

Comparison of osseointegration in piezoimplants versus cylindrical implants [PDF]

open access: yes, 2019
BACKGROUND: Dental implants have been successful for the restoration of edentulous areas, but current techniques are inadequate in areas lacking sufficient bone volume. Piezoelectric surgery has shown encouraging effects on both osseous healing.
Fujinaka, Trevor
core  

Torvosaurus gurneyi n. sp., the Largest Terrestrial Predator from Europe, and a Proposed Terminology of the Maxilla Anatomy in Nonavian Theropods

open access: yesPLoS ONE, 2014
The Lourinhã Formation (Kimmeridgian-Tithonian) of Central West Portugal is well known for its diversified dinosaur fauna similar to that of the Morrison Formation of North America; both areas share dinosaur taxa including the top predator Torvosaurus ...
Christophe Hendrickx, O. Mateus
semanticscholar   +1 more source

Synaptic Dysfunction in the Anterior Cingulate Cortex Underlies Pain‐Anxiety Comorbidity in a Mandibular Asymmetry Mouse Model

open access: yesAdvanced Science, EarlyView.
This study establishes a mandibular asymmetry (MA) mouse model that recapitulates chronic orofacial pain and anxiety comorbidity. Anterior cingulate cortex (ACC) hyperactivation and synaptic dysfunction are identified as central neural mechanisms underlying these pathologies, with chemogenetic inhibition of ACC CaMKII+ neurons effectively reversing ...
Zhaoyichun Zhang   +19 more
wiley   +1 more source

Interfacial Coordination‐Engineered Emulgel Modulates the Osteo‐Immune Microenvironment in Periodontitis Treatment Via HIF1 Signaling Pathway‐Induced Metabolic Reprogramming

open access: yesAdvanced Science, EarlyView.
Schematic illustration of HIPPE‐QU‐mediated periodontal regeneration. a) Fabrication process and microstructure of HIPPE‐QU. b) Antimicrobial and immunomodulatory HIPPE‐QU hydrogel for periodontal regeneration. HIPPE‐QU hydrogel co‐delivers HA‐Cu, GNPs, and QU, providing antimicrobial effects and reprogramming the immune microenvironment to promote ...
Hui Zhang   +13 more
wiley   +1 more source

Effect of time lapse on the diagnostic accuracy of cone beam computed tomography for detection of vertical root fractures [PDF]

open access: yes, 2016
Accurate and early diagnosis of vertical root fractures (VRFs) is imperative to prevent extensive bone loss and unnecessary endodontic and prosthodontic treatments.
Asl, A.M.   +6 more
core   +1 more source

All‐In‐One Iontronic Sensing Aligner for High‐Precision 3D Orthodontic Force Monitoring

open access: yesAdvanced Science, EarlyView.
A wireless, battery‐free orthodontic sensing system is developed by integrating a cross‐shaped iontronic sensor and an origami‐inspired NFC circuit into clear aligners. This all‐in‐one device enables real‐time, in vivo 3D force monitoring with high precision and long‐term stability, providing clinicians with quantitative biomechanical feedback to ...
Jiahao Guo   +10 more
wiley   +1 more source

Assessing the outcome of orthognathic surgery by three-dimensional soft tissue analysis [PDF]

open access: yes, 2018
Studies of orthognathic surgery often focus on pre-surgical versus post-surgical changes in facial shape. In contrast, this study provides an innovative comparison between post-surgical and control shape. Forty orthognathic surgery patients were included,
Ayoub, A.   +4 more
core   +2 more sources

Implant Rehabilitation For Atrophic Maxilla: A Review

open access: yesThe Journal of Indian Prosthodontic Society, 2014
A severely atrophied maxilla presents serious limitations for conventional implant placement. This presents challenge to the surgeon for implant placement in harmony with the planned prosthesis.
S. Ali   +3 more
semanticscholar   +1 more source

Fimbriae‐Targeted Peptide‐Selenoviologen Cyclophane Complex for Enhanced Photodynamic Therapy of Periodontitis

open access: yesAggregate, EarlyView.
This study develops a supramolecular photosensitizer (SeVB⊃PQ) by combining SeVB with a P. gingivalis‐targeting peptide. SeVB⊃PQ selectively binds P. gingivalis, boosts ROS generation under irradiation, disrupts ATP synthesis, restores microbial balance, reduces inflammation, and promotes alveolar bone regeneration, offering a promising platform for ...
Rui Ding   +7 more
wiley   +1 more source

Extramedullary Plasmacytoma of Soft Tissues and Gingiva [PDF]

open access: yes, 2012
Extramedullary plasmacytoma (EMP) is a rare plasma cell neoplasm of soft tissue without bone marrow involvement or other systemic characteristics of multiple myeloma. It accounts for 3% of all plasma cell tumors.
Jena, M, Kaler, AK, Shankar, A
core  

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