Results 111 to 120 of about 290,201 (362)

Treatment Rate Of Second Mesio-Buccal Canals In Maxillary Molars In A Musod Endodontic Resident Patient Population [PDF]

open access: yes, 2013
Purpose: The primary reason for non-surgical root canal treatment (NSRCT) failure in an upper molar is inadequate cleaning, shaping and filling of the second mesio-buccal root canal (MB2). Failure to locate and treat a present MB2 will lead to a worsened
Margel, Ryan Yale
core   +1 more source

New regression formula to estimate the prenatal crown formation time of human deciduous central incisors derived from a Roman imperial sample (Velia, Salerno, Italy, I-II cent. CE) [PDF]

open access: yes, 2017
The characterization and quantification of human dental enamel microstructure, in both permanent and deciduous teeth, allows us to document crucial growth parameters and to identify stressful events, thus contributing to the reconstruction of the past ...
BONDIOLI, LUCA   +5 more
core   +7 more sources

INADEQUATE TREATMENT OF MILK TEETH MISTAKEN FOR PERMANENT TEETH

open access: yesInternational Journal of Research -GRANTHAALAYAH, 2018
Introduction of two very worrying cases which just by chance were to my disposal – treatment of milk tooth as a permanent one.
openaire   +2 more sources

Intraspecific variation of cochlear morphology in bowhead and beluga whales

open access: yesThe Anatomical Record, EarlyView.
Abstract The bony labyrinth of the petrosal bone, a distinctive feature of mammal skulls, is often identified in micro‐computed tomography imaging to infer species' physiological and ecological traits. When done as part of a comparative study, one individual specimen is normally considered representative of a species, and intraspecific variation is ...
John Peacock, J. G. M. Thewissen
wiley   +1 more source

A contribution to the anatomy of two rare cetacean species: The hourglass dolphin (Cephalorhynchus cruciger) and the spectacled porpoise (Phocoena dioptrica)

open access: yesThe Anatomical Record, EarlyView.
Abstract The anatomical description of the hourglass dolphin (Cephalorhynchus cruciger) and the spectacled porpoise (Phocoena dioptrica) remains largely unexplored, due to limited specimen availability and preservation challenges. This study employed digital imaging techniques, conventional histology, and computed tomography to provide visualization of
Jean‐Marie Graïc   +26 more
wiley   +1 more source

Clinical and physiological characterization of the composition and properties of oral fluid and dental hard tissues in primary school children living in high latitudes

open access: yesЭндодонтия Today, 2020
The characteristics of quantitative and qualitative changes in the composition and properties of hard tissues of teeth and mixed saliva among children of primary school age living in the North Keywords: mixed saliva, hard tissues of teeth, temporary and ...

doaj  

Occurrence of bilaterally impacted mandibular supernumerary teeth: A rare case report and review of literature

open access: yesSRM Journal of Research in Dental Sciences, 2016
Supernumerary teeth are present in addition to the normal complement of teeth in permanent or deciduous dentitions. Incidence is high in a permanent dentition, affecting both the gender. They are more common in males, with the male to female ratio of 2:1.
Pravesh Kumar Jhingta   +5 more
doaj   +1 more source

Ontogenetic changes and sexual dimorphism in the cranium and mandible of the Atlantic walrus (Odobenus rosmarus rosmarus L.)

open access: yesThe Anatomical Record, EarlyView.
Abstract Walruses have been an important subsistence and cultural resource for humans and have been exploited for millennia across their distribution. This exploitation has contributed to severe declines in several populations and local extirpations.
Katrien Dierickx   +6 more
wiley   +1 more source

Gambaran Erupsi Gigi Permanen pada Anak Sindrom Down Usia 10-16 Tahun di Sekolah Luar Biasa Kabupaten Jember [PDF]

open access: yes, 2018
  Background: Down Syndrome is a genetic disorder that occurs because of chromosome 21 has three chromosome (trisomy 21). The extra chromosome changes the genetic balance, physical characteristic, intellectual abilities, and physiological body ...
Sinaga, L. A. (Loly)
core  

The tiger salamander as a promising alternative model organism to the axolotl for fracture healing and regenerative biology research

open access: yesThe Anatomical Record, EarlyView.
Abstract Scientists have been captivated by the ability to regenerate, focusing on uncovering the mechanisms of epimorphic regeneration and applying them to human medicine. The axolotl (Ambystoma mexicanum) has become the most intensively studied model in tetrapod regeneration research, particularly concerning limb regeneration.
Vivien Bothe, Nadia Fröbisch
wiley   +1 more source

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