Results 91 to 100 of about 184,833 (310)

Edentulism and tooth loss in Iran: SEPAHAN systematic review no. 6

open access: yesInternational Journal of Preventive Medicine, 2012
Objectives: Tooth loss appears to have an important role in the loss of mastication and esthetics. The aim of this systematic review was to investigate the prevalence of tooth loss and edentulism in the Iranian population.
Saber Khazaei   +6 more
doaj  

BAREB: A Bayesian repulsive biclustering model for periodontal data [PDF]

open access: yesarXiv, 2019
Preventing periodontal diseases (PD) and maintaining the structure and function of teeth are important goals for personal oral care. To understand the heterogeneity in patients with diverse PD patterns, we develop BAREB, a Bayesian repulsive biclustering method that can simultaneously cluster the PD patients and their tooth sites after taking the ...
arxiv  

Mandibular Teeth Movement Variations in Tipping Scenario: A Finite Element Study on Several Patients [PDF]

open access: yesarXiv, 2020
Previous studies on computational modeling of tooth movement in orthodontic treatments are limited to a single model and fail in generalizing the simulation results to other patients. To this end, we consider multiple patients and focus on tooth movement variations under the identical load and boundary conditions both for intra- and inter-patient ...
arxiv  

Modeling of Crescent‐Type Internal Gear Pumps Considering Gear Radial Micromotion

open access: yesChemical Engineering &Technology, Volume 46, Issue 1, Page 128-136, January 2023., 2023
A numerical approach for investigating crescent‐type internal gear pumps, coupling a lumped parameter pressure solver with a CFD film simulator based on transient gap geometries solved from gear loading forces was proposed. Volumetric efficiency prediction was validated by measurements.
Dinghao Pan, Andrea Vacca
wiley   +1 more source

Association between dental health and osteoporosis: A study in South Indian postmenopausal women

open access: yesJournal of Mid-Life Health, 2017
Aim: This study aims to objectively assess the dentition status in South Indian postmenopausal women and compare the dental health of osteoporotic participants with nonosteoporotic individuals. Materials and Methods: A total of 150 consecutive ambulatory
Nitin Kapoor   +7 more
doaj   +1 more source

Postcranial anomalies of Eocene freshwater pleurodiran and cryptodiran turtles from the Spanish Duero Basin

open access: yesThe Anatomical Record, EarlyView.
Abstract Testudines are one of the best‐represented taxonomic groups among the Paleogene taxa of the Duero Basin (Castile and Leon Autonomous Community, central Spain). Among them, Neochelys (Podocnemidide) and Allaeochelys (Carettochelyidae) are most abundant, allowing the population to be assessed for osteological anomalies.
Andrea Guerrero   +3 more
wiley   +1 more source

Cortical synapses of the world's smallest mammal: An FIB/SEM study in the Etruscan shrew

open access: yesJournal of Comparative Neurology, Volume 531, Issue 3, Page 390-414, February 2023., 2023
The present work provides a quantitative dataset of synapses from the Etruscan shrew (the smallest known terrestrial mammal). We have identified common and differing principles of synaptic organization compared to other mammalian species. Abstract The main aim of the present study was to determine if synapses from the exceptionally small brain of the ...
Lidia Alonso‐Nanclares   +8 more
wiley   +1 more source

Pattern and prevalence of tooth loss in health workers: Preliminary results of the Staff Health Cohort

open access: yesPayesh, 2020
Objective (s): This study aimed to investigate the pattern, prevalence, behavioral and socio-economic factors that relate to tooth loss among Shahid-Beheshti University of Medical Sciences employees.
Niloufar Taherpour   +2 more
doaj  

Who was the real sabertooth predator: Thylacosmilus or Thylacoleo?

open access: yesThe Anatomical Record, EarlyView.
Abstract Sabertoothed mammalian predators, all now extinct, were almost exclusively feloid carnivorans (Eutheria, Placentalia): here a couple of extinct metatherian predators are considered in comparison with the placental sabertooths. Thylacosmilus (the “marsupial sabertooth”) and Thylacoleo (the “marsupial lion”) were both relatively large (puma ...
Christine M. Janis
wiley   +1 more source

DENTAL WEAR AND TOOTH LOSS IN MORBID OBESE PATIENTS AFTER BARIATRIC SURGERY

open access: yesABCD: Arquivos Brasileiros de Cirurgia Digestiva, 2019
Background: Obesity and its surgical treatment have been related with oral diseases. Aim: To evaluate and compare dental wear and dental loss in eutrophic and morbidly obese patients submitted to Roux-en-Y gastric bypass.
Fabiano Duarte AZNAR   +5 more
doaj   +2 more sources

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