Results 71 to 80 of about 1,847,810 (404)

Peri-implant bone resorption risk of anterior maxilla narrow single implants: a finite-element analysis

open access: yesBiomaterial Investigations in Dentistry, 2022
Statement of the problem: Narrow implants have been recommended in high esthetic demand regions to ensure greater buccal bone thickness (BBT) and minimize soft-tissue recession due to insufficient bone support.
Ivan Onone Gialain   +5 more
doaj   +1 more source

Multiple Idiopathic Cervical Root Resorption: A Challenge for a Transdisciplinary Medical-Dental Team [PDF]

open access: yesarXiv, 2021
While tooth root resorption is a normal physiological process required for resorption and exfoliation of primary teeth, root resorption of adult teeth is largely pathological. This perspective focuses on multiple idiopathic cervical root resorption (MICRR), an aggressive form of external root resorption that occurs near the cemento-enamel junction (CEJ)
arxiv  

Concurrent consideration of cortical and cancellous bone within continuum bone remodelling [PDF]

open access: yes, 2020
Continuum bone remodelling is an important tool for predicting the effects of mechanical stimuli on bone density evolution. While the modelling of only cancellous bone is considered in many studies based on continuum bone remodelling, this work presents an approach of modelling also cortical bone and the interaction of both bone types.
arxiv   +1 more source

Bone resorption: supporting immunometabolism [PDF]

open access: yesBiology Letters, 2018
Activation of the immune system is associated with an increase in the breakdown of various peripheral tissues, including bone. Despite the widely appreciated role of inflammatory mediators in promoting bone resorption, the functional value behind this process is not completely understood.
Gustav van Niekerk   +2 more
openaire   +2 more sources

FoxO proteins restrain osteoclastogenesis and bone resorption by attenuating H2O2 accumulation

open access: yesNature Communications, 2014
Besides their cell-damaging effects in the setting of oxidative stress, reactive oxygen species (ROS) play an important role in physiological intracellular signalling by triggering proliferation and survival.
S. M. Bartell   +12 more
semanticscholar   +1 more source

Intraoral Drug Delivery: Bridging the Gap Between Academic Research and Industrial Innovations

open access: yesAdvanced Functional Materials, EarlyView.
Intraoral drug delivery offers a promising route for systemic and localized therapies, yet challenges such as enzymatic degradation, limited permeability, and microbial interactions hinder efficacy. This figure highlights innovative strategies—mucoadhesive materials, enzyme inhibitors, and permeation enhancers—to overcome these barriers.
Soheil Haddadzadegan   +4 more
wiley   +1 more source

Toddaculin, Isolated from of Toddalia asiatica (L.) Lam., Inhibited Osteoclastogenesis in RAW 264 Cells and Enhanced Osteoblastogenesis in MC3T3-E1 Cells. [PDF]

open access: yesPLoS ONE, 2015
Osteoporosis with bone loss is widely recognized as a major health problem. Bone homeostasis is maintained by balancing bone formation and bone resorption.
Akio Watanabe   +13 more
doaj   +1 more source

Short-term Osteoclastic Activity Induced by Locally High Concentrations of Recombinant Human Bone Morphogenetic Protein–2 in a Cancellous Bone Environment [PDF]

open access: yes, 2009
Study Design. An experimental study investigating osteoclastic activity induced by rhBMP-2 in sheep. Objective. To examine the effects of increasing local rhBMP-2 concentration on osteoclastic response and peri-implant bone resorption.
Badura, Jeffrey   +5 more
core   +1 more source

Activation of the P2Y2 receptor regulates bone cell function by enhancing ATP release [PDF]

open access: yes, 2017
Bone cells constitutively release ATP into the extracellular environment where it acts locally via P2 receptors to regulate bone cell function. Whilst P2Y2 receptor stimulation regulates bone mineralisation, the functional effects of this receptor in ...
Arnett, T R   +5 more
core   +2 more sources

Bacteria‐Derived Extracellular Vesicle as A “Trojan Horse” for Selective M1 Macrophage‐Targeting in A Multi‐Cellular Entanglement Environment

open access: yesAdvanced Functional Materials, EarlyView.
The temporary transition of macrophages from a pro‐inflammatory phenotype of macrophages (M1) to an anti‐inflammatory phenotype of macrophages (M2) is crucial for tissue repair and regeneration processes. Bacterial outer membrane vesicles (OMVs) are utilized as a “trojan horse” for specific M1 macrophage‐targeting and anti‐inflammatory drug delivery ...
Donglin Cai   +9 more
wiley   +1 more source

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