Results 81 to 90 of about 8,750 (232)

Estimating Narwhal (Monodon monoceros) Age Using Epigenetic Analysis of Skin

open access: yesMarine Mammal Science, Volume 42, Issue 1, January 2026.
ABSTRACT Age is an important parameter to understand species life‐history characteristics. Recently, DNA methylation methods have emerged as innovative tools to estimate the age of marine mammals. Narwhal (Monodon monoceros) epigenetic age estimates were computed using beluga (Delphinapterus leucas), killer whale (Orcinus orca), bowhead (Balaena ...
Cortney A. Watt   +10 more
wiley   +1 more source

Supernumerary teeth: a review of the literature and four case reports [PDF]

open access: yes, 1997
The document attached has been archived with permission from the Australian Dental Association. An external link to the publisher’s copy is included.A review of the literature relating to supernumerary teeth is presented along with four case reports to ...
Sampson, W., Scheiner, M.
core   +1 more source

Evaluation of the Radiographic Features of Idiopathic Osteosclerosis With Cone Beam Computed Tomography (CBCT): A Case Series Study

open access: yesCase Reports in Dentistry, Volume 2026, Issue 1, 2026.
Idiopathic osteosclerosis (IO) is identified by the presence of dense calcified tissue without bone marrow, typically a lack of inflammatory cell infiltration, and having uncertain etiology. This condition is commonly present in the back part of the lower jaw, specifically near the first premolar or molar.
Maryam Mohebiniya   +3 more
wiley   +1 more source

Mirror imaging of impacted and supernumerary teeth in dizygotic twins: a case report [PDF]

open access: yes, 2015
Background: Mesiodens is the most common type of supernumerary tooth found in the premaxilla. It might be discovered during the clinical examination as a casual finding on a radiograph or as the cause of an unerupted maxillary central incisor.
Altieri, Federica   +2 more
core   +1 more source

Prevalence, etiology, diagnosis, treatment and complications of supernumerary teeth [PDF]

open access: yes, 2014
The aim of this article was to review the literature on supernumerary teeth, analyzing their prevalence, etiology, diagnosis, treatment and possible complications.
Ata-Ali Mahmud, Fadi   +3 more
core   +4 more sources

Preeruptive Intracoronal Radiolucencies: Detection and Nine Years Monitoring with a Series of Dental Radiographs

open access: yesCase Reports in Dentistry, 2017
Preeruptive intracoronal radiolucencies (PEIRs) are mostly incidentally found by routine radiographic examination of unerupted teeth. PEIRs are classified into two types according to the nature of the lesion: progressive and nonprogressive. A case report
Chanika Manmontri   +2 more
doaj   +1 more source

A comparative immunohistochemical study of Ki-67 expression in adenomatoid odontogenic tumour, unicystic ameloblastoma and dentigerous cyst [PDF]

open access: yes, 2014
Magister Chirurgiae Dentium - MChDThe aim of this study was to investigate the biological profile oftheAOT by comparing the Ki-67 proliferative indices of the AOT, Unicystic Ameloblastoma (UA) and Dentigerous Cyst (DC) using ImmunoRatio® software ...
Fakir, E
core  

Tooth Eruption Disorders: Literature Review and Clinical Case Reports

open access: yesQuality in Sport
Introduction and purpose: Tooth eruption disorders are complex issues that can affect both primary and permanent teeth. The process of tooth eruption is a natural stage of development, but it can sometimes be disrupted. Common eruption disorders include
Martyna Wojda, Aleksandra Wielgosz
doaj   +1 more source

FREQUENCY OF UNERUPTED MANDIBULAR THIRD MOLAR IN MANDIBULAR ANGLE FRACTURES

open access: yesJournal of University Medical & Dental College, 2019
AIMS AND OBJECTIVES: To determine the frequency of patients of mandibular angle fracture having unerupted mandibular third molar. DURATION: September 2016 to February 2017 SETTINGS: Out-patient Madinah Teaching Hospital, Faisalabad.
Qurat Ul Ain, Tariq Javed, Arsalan Wahid
doaj  

Dentigerous cyst associated with multiple complex composite odontomas

open access: yesContemporary Clinical Dentistry, 2011
Odontomas are considered to be hamartomatous malformations rather than true neoplasms. This most common odontogenic lesion results from the growth of completely differentiated epithelial and mesenchymal cells that give rise to ameloblasts and ...
Sangeeta P Wanjari   +3 more
doaj   +1 more source

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