Results 81 to 90 of about 356,171 (285)

Taurodontism of deciduous molars: Report of two cases

open access: yesSRM Journal of Research in Dental Sciences, 2014
Taurodontism, a disturbance of normal developmental of teeth where teeth lack normal constriction at the cervix with abnormally large rectangular tooth structure and pulp chambers.
Srikanth Hanasoge Srivathsa
doaj   +1 more source

MicroRNAome and expression profile of developing tooth germ in miniature pigs. [PDF]

open access: yesPLoS ONE, 2012
MicroRNAs (miRNAs) play important roles in the regulation of rodent tooth development, but little is known about their role in tooth development in large mammals.
Ang Li   +7 more
doaj   +1 more source

Minimally invasive orthodontics: elastodontic therapy in a growing patient affected by Dentinogenesis Imperfecta [PDF]

open access: yes, 2017
AIM: The aim of the study was to report the use of an elastodontic therapy in a growing patient affected by Dentinogenesis Imperfecta, second class malocclusion, deep bite and lower arch crowding from the deciduous dentition to permanent one. CASE
IERARDO, GAETANO   +4 more
core   +1 more source

Shaping the human face: Periosteal bone modeling across ontogeny

open access: yesThe Anatomical Record, EarlyView.
Abstract Facial morphology is a defining aspect of Homo sapiens that distinguishes our species from fossil ancestors and plays a central role in estimating age, sex, and ancestry in both past and present populations. Understanding how the face develops during postnatal ontogeny is essential for interpreting adult facial variation.
Sarah E. Freidline   +5 more
wiley   +1 more source

Chthonius (Chthonius) carinthiacus and Chthonius (Ephippiochthonius) tuberculatus new to the fauna of Slovakia (Pseudoscorpiones: Chthoniidae) [PDF]

open access: yes, 2011
The pseudoscorpions Chthonius (Chthonius) carinthiacus Beier, 1951 and Chthonius (Ephippiochthonius) tuberculatus Hadži, 1937, are recorded for the first time from Slovakia.
Christophoryová, Jana   +2 more
core   +1 more source

In vitro erosive effect of pediatric medicines on deciduous tooth enamel.

open access: yesBrazilian Dental Journal, 2014
This study evaluated, in vitro, the erosive potential of pediatric liquid medicines in primary tooth enamel, depending on the exposure time. Sixty deciduous incisors were randomly assigned to 4 groups (n=15), according to the immersion solutions ...
C. Scatena   +4 more
semanticscholar   +1 more source

Sharpening our understanding of saber‐tooth biomechanics

open access: yesThe Anatomical Record, EarlyView.
Abstract Saber‐teeth are a striking example of convergent evolution in vertebrate predators, having evolved multiple times in mammals and their early ancestors. While there is broad consensus that saber‐toothed taxa employed a distinct biting strategy compared to conical‐toothed carnivores, like the lion, the precise mechanics and variability of this ...
Tahlia Pollock, Philip S. L. Anderson
wiley   +1 more source

Clinical periodontal diagnosis

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract Periodontal diseases include pathological conditions elicited by the presence of bacterial biofilms leading to a host response. In the diagnostic process, clinical signs such as bleeding on probing, development of periodontal pockets and gingival recessions, furcation involvement and presence of radiographic bone loss should be assessed prior ...
Giovanni E. Salvi   +5 more
wiley   +1 more source

Plesippus francescana (Frick) from the late Pliocene, Coso Mountains, California, with a review of the genus Plesippus [PDF]

open access: yes, 1936
Two mammalian types, occurring in a late Pliocene fauna from the Coso Mountains, California, have already been described. Among the more abundant forms in this assemblage are the horses of the genus Plesippus.
Schultz, John R.
core  

Commentary: What's so interesting about sabertooths?

open access: yesThe Anatomical Record, EarlyView.
Abstract Sabertooth creatures are fascinating to the public and to scientists. This Special Issue on The Anatomy of Sabertooths starts with a discussion of what exactly a sabertooth is, continues with a couple of papers about other animals with extraordinarily long teeth, and then delves into analyses of fossil sabertoothed taxa—some of which are not ...
Adam Hartstone‐Rose   +2 more
wiley   +1 more source

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