Results 81 to 90 of about 788,740 (309)

Assessment of Dental Calculus, Plaque and GingivalInflammation in Patients with Urinary Stone

open access: yesJournal of Baghdad College of Dentistry, 2019
Background: Dental calculus is mineralized dental plaque formed on teeth and dental prosthesis surfaces in the oral cavity. Urinary stone is a crystal aggregation formed in urinary system due to minerals saturation present in urine.
Maher B Mohammed, Maha Sh. Mahmood
doaj   +1 more source

Differential reflectometry versus tactile sense detection of subgingival calculus in dentistry [PDF]

open access: yes, 2012
Detecting dental calculus is clinically challenging in dentistry. This study used typodonts with extracted premolar and molar teeth and simulated gingival tissue to compare the performance of differential reflectometry and periodontal probing. A total of
Shakibaie, Fardad, Walsh, Laurence J.
core   +1 more source

Photothermal Hydrogel with Mn3O4 Nanoparticles Alleviates Intervertebral Disc Degeneration by Scavenging ROS and Regulating Extracellular Matrix Metabolism

open access: yesAdvanced Functional Materials, EarlyView.
The MPTT‐nanozyme‐hydrogel system (Mn3O4@ChS‐HA) provides a multifunctional therapeutic strategy for intervertebral disc degeneration (IVDD), effectively targeting oxidative stress and enhancing AF repair by restoring extracellular matrix (ECM) and redox homeostasis.
Yangyang Chen   +13 more
wiley   +1 more source

Periodontal status among 12-year-old schoolchildren: a population-based cross-sectional study in Quito, Ecuador

open access: yesBrazilian Oral Research
This study aimed to estimate the prevalence and extent of bleeding on probing and calculus in 12-year-old schoolchildren of Quito, Ecuador, and evaluate the associated factors.
Marco MEDINA-VEGA   +9 more
doaj   +1 more source

Gingival Recession, Oral Hygiene and Associated Factors Among Tanzanian Women. [PDF]

open access: yes, 2009
Females are generally more motivated with regard to oral hygiene practices and thus brush their teeth more frequently than males. To determine the prevalence of gingival recession, oral hygiene status, oral hygiene practices and associated factors in ...
Honkala, E   +3 more
core  

Machine Learning‐Enabled Polymer Discovery for Enhanced Pulmonary siRNA Delivery

open access: yesAdvanced Functional Materials, EarlyView.
This study provides an efficient approach to train a machine learning model by merging heterogeneous literature data to predict suitable polymers for siRNA delivery. Without the need for extensive laboratory synthesis, the machine learning enabled a virtual screening and successfully predicted a polymer that is validated for effective gene silencing in
Felix Sieber‐Schäfer   +10 more
wiley   +1 more source

A sampling survey of gingival bleeding and dental calculus in Guangdong Province (2015⁃2016)

open access: yes口腔疾病防治, 2018
Objective To investigate the current status of gingival bleeding and dental calculus in the 12⁃ to 74⁃ year old population in Guangdong Province with the aim of providing information to support oral health care. Methods A stratified, multistage, random
FAN Wei⁃ hua   +4 more
doaj   +1 more source

Biocultural Implications from Scanning Electron Microscopy of Prehistoric Human Dental Calculus, Ohio [PDF]

open access: yes, 2008
Poster: 3rd Place (The Ohio State University Edward F. Hayes Graduate Research Forum)Dental calculus, though it provides a unique calcium reservoir of bacteria and dietary debris seldom preserved elsewhere in the archaeological record, is an overlooked ...
Blatt, Samantha
core  

Precise Quantification of Angiogenesis in 3D Biomaterials Using in Vitro CAM Models: Enhancing 3Rs in Research and Minimizing in Vivo Dependency

open access: yesAdvanced Functional Materials, EarlyView.
The study develops elastin–fibrin scaffolds and evaluates angiogenesis using the chorioallantoic membrane (CAM) model. Advanced imaging with confocal microscopy and Indocyanine Green dye enables precise 3D quantification of vascular networks. Findings demonstrate superior microvessel visualization compared to micro‐CT using Microfil and Optiray 350 ...
Ece Melis Er   +8 more
wiley   +1 more source

Epidemiological characteristics of dogs with dental calculus: 392 cases (2012-2020)

open access: yesRUDN Journal of Agronomy and Animal Industries
Dental calculus is a local irritant to adjacent soft tissues, causing an inflammatory response that contributes to the development of periodontal diseases. Mineralized plaque contains bacterial toxins, which can lead to systemic infections.
Anna S. Spirina   +3 more
doaj   +1 more source

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