Results 121 to 130 of about 290,201 (362)

Retrospective study of 145 supernumerary teeth [PDF]

open access: yes, 2013
Podeu consultar la versió en castellà a http://hdl.handle.net/2445/118026Objective: The goal of the present retrospective study is to describe the distribution of the supernumerary teeth in a population of patients that have been attended at the Public ...
Berini Aytés, Leonardo   +3 more
core  

Early Pliocene Varanus (Squamata, Varanidae) remains from Megalo Emvolon, Thessaloniki, Greece

open access: yesThe Anatomical Record, EarlyView.
The article describes new cranial and postcranial varanid material from Megalo Emvolon Lower Pliocene vertebrate fossil site near Thessaloniki. The fossils, likely representing a single individual, are referred to Varanus cf. marathonensis. Abstract This study describes new fossil varanid material from a recently discovered fossil spot (MVL site) at ...
Chara Drakopoulou   +3 more
wiley   +1 more source

Endodontic and Restorative Treatment Patterns of Pulpally Involved Immature Permanent Posterior Teeth

open access: yesInternational Journal of Dentistry, 2018
Objective. The study aims at investigating the treatment patterns for young permanent posterior teeth with pulp involvement. Materials and Methods. A random sample of 1793 dental records of patients aged 6–18 years old who had received dental treatment ...
Ebtissam M. Al-Madi   +3 more
doaj   +1 more source

Origin, evolution and biogeographic dynamics of the European rabbit (Oryctolagus cuniculus) in Southwestern Europe

open access: yesThe Anatomical Record, EarlyView.
Abstract The Pleistocene is a key period for understanding the evolutionary history and palaeobiogeography of the European rabbit (Oryctolagus cuniculus). The species was first documented in southeastern Iberia at the beginning of the Middle Pleistocene and appears to have rapidly spread throughout Southwestern Europe, where it was found in numerous ...
Maxime Pelletier
wiley   +1 more source

Estimation of trace elements in sound and carious enamel of primary and permanent teeth by atomic absorption spectrophotometry: An in vitro study

open access: yesIndian Journal of Dental Research, 2007
The influence of trace elements on the prevalence of caries is a complex subject. However, the demonstration of an inverse relationship between caries prevalence and fluoride (F) intake indicates the potential effect of trace elements on caries.
Shashikiran N, Subba Reddy V, Hiremath M
doaj  

Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)

open access: yesThe Anatomical Record, EarlyView.
A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman   +4 more
wiley   +1 more source

Management of inflammatory dentigerous cysts in children : report of two cases [PDF]

open access: yes, 2010
Inflammatory dentigerous cysts are usually associated with a carious or non-vital primary tooth. Consequently they are found in children with a mixed dentition.
Azzopardi, Alexander, Scerri, Erica
core  

A detailed redescription of a skeletally immature ‘Redondasaurus’ suggests ontogenetic transformations in the taxon mirror phytosaurian morphological evolution

open access: yesThe Anatomical Record, EarlyView.
Abstract The study of morphological evolution is fundamentally tied to ontogeny, yet studies of these heterochronic processes in the fossil record are rare. Fossils belonging to an ontogenetic series are difficult to assign to an ontogenetic stage due to inconsistent proxies for skeletal ages, challenging to taxonomically assign due to morphological ...
Erika R. Goldsmith, Michelle R. Stocker
wiley   +1 more source

Posttraumatic Resorption of Permanent Teeth

open access: yesČeská Stomatologie a Praktické Zubní Lékařství, 2006
The root resorption belongs to the most severe consequence after the injury. The aim of our study was to analyze a group of 510 teeth with different types of dental injuries.
H. Hecová   +3 more
doaj  

Comparative Evaluation of Deciduous and Permanent Coronal Caries Using Polarizing Light Microscopy and Scanning Electron Microscopy

open access: yesThe Scientific World Journal
Conclusion: Our findings suggest that caries destruction is more prevalent in deciduous teeth, and reactive response is more effective in permanent teeth affected by caries.
Nithya Annie Thomas   +6 more
doaj   +1 more source

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