Results 81 to 90 of about 154,924 (355)

Major salivary gland hypertrophy model in immature rats: morphometric and histochemical epithelial cell characteristics

open access: yesБюллетень сибирской медицины, 2017
The purpose of the study is to estimate the functional state of epithelial cells of acini and ducts of major salivary glands with hypertrophy caused by repeated incisor amputations in immature rats.Materials and methods. The experiment was carried out on
Vera V. Ivanova   +3 more
doaj   +1 more source

Molar-Incisor Hypomineralization Studies

open access: yesThe Journal of the American Dental Association, 2020
The problem of demarcated hypomineralization defects of the permanent first molars (molar-incisor hypomineralization [MIH]) has been an emerging issue for oral health professionals around the globe. Yet, the first set of US-based epidemiologic data on MIH took as long as 2 decades from the time when MIH was first described by Weerheijm and colleagues.1
Ahmed, Azza Tagelsir   +2 more
openaire   +3 more sources

Description of the skull, braincase, and dentition of Moschognathus whaitsi (Dinocephalia, Tapinocephalia), and its palaeobiological and behavioral implications

open access: yesThe Anatomical Record, EarlyView.
Abstract A subadult Moschognathus whaitsi from the Eastern Cape Province, South Africa, was scanned using synchrotron radiation X‐ray computed tomography (SRXCT). Its subadult state allowed the cranial bones and teeth to be identified and individually reconstructed in 3D.
Tristen Lafferty   +3 more
wiley   +1 more source

Evaluation of Prevalence and Positions of Mesiodens Using Cone-Beam Computed Tomography

open access: yeseJournal of Oral Maxillofacial Research, 2018
Objectives: The aim of this retrospective study is to investigate the prevalence, three-dimensional positions and supplementary findings of the presence of a mesiodens by using cone-beam computed tomography.
Sevde Goksel   +3 more
doaj   +1 more source

Changes in mandibular incisor position and arch form resulting from Invisalign correction of the crowded dentition treated nonextraction.

open access: yesAngle Orthodontist, 2016
OBJECTIVE To investigate changes in mandibular incisor position resulting from Invisalign correction of the crowded dentition without extraction. MATERIALS AND METHODS A retrospective chart review was completed on 61 adult White patients. Patients were
Laura O Duncan   +4 more
semanticscholar   +1 more source

Comparison of intraoral and extraoral scanners on the accuracy of digital model articulation [PDF]

open access: yes, 2017
Introduction: Orthodontists increasingly rely on digital models in clinical practice. The ability of modern scanners to articulate digital models must be scientifically evaluated.
Porter, Jason L
core   +1 more source

A new species of Lonchidiidae (Hybodontiformes) from the Late Jurassic of Brazil (Aliança Formation, Jatobá Basin)

open access: yesThe Anatomical Record, EarlyView.
Abstract The Aliança Formation (Jatobá Basin) represents lacustrine deposits formed in oxygenated waters that hosted a diverse fauna, including Hybodontiform sharks. Within this group, the Family Lonchidiidae comprises 11 valid genera, with Parvodus previously reported in Brazilian deposits from the Brejo Santo Formation (Araripe Basin, Late Jurassic ...
Larissa de Souza Ribeiro   +1 more
wiley   +1 more source

Optimizing Anterior Implant Outcome Immediately After Implant Placement and Grafting by Using Patient’s Extracted Teeth: A Case Report [PDF]

open access: yes, 2017
Optimizing anterior implant outcome using patient’s extracted teeth. Successful implant treatment in the anterior maxilla is predicated on providing a functional and esthetically acceptable outcome.
Banez, Jay Darryl   +3 more
core   +1 more source

Validity and sensitivity of a human cranial finite element model: Implications for comparative studies of biting performance [PDF]

open access: yes, 2015
Finite element analysis (FEA) is a modelling technique increasingly used in anatomical studies investigating skeletal form and function. In the case of the cranium this approach has been applied to both living and fossil taxa to (for example) investigate
Barak   +55 more
core   +2 more sources

Rethinking brachycephaly: Anatomical implications and health considerations in lagomorphs

open access: yesThe Anatomical Record, EarlyView.
Abstract Brachycephaly in domestic rabbits is increasingly perceived by welfare organizations as associated with significant health complications, particularly oral pathologies. Despite this perception, comparative anatomical research into rabbit brachycephaly is limited compared to that of dogs and cats, compelling an in‐depth examination of its ...
Helaina Cressy   +3 more
wiley   +1 more source

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