Results 21 to 30 of about 126,744 (340)

Wnt signaling during tooth replacement in zebrafish (Danio rerio) : pitfalls and perspectives [PDF]

open access: yes, 2014
The canonical (13-catenin dependent) Wnt signaling pathway has emerged as a likely candidate for regulating tooth replacement in continuously renewing dentitions.
Elderweirdt, Fien   +2 more
core   +3 more sources

PHYLOGENETIC SIGNATURES IN THE JUVENILE SKULLS AND CHEEK TEETH OF PLEISTOCENE PROBOSCIDIPPARION SINENSE, CHINA

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2015
We describe and compare three partial skulls of Chinese juvenile Proboscidipparion sinense from the Nihewanian of China. Study of the facial morphology, especially the nasal aperture, as well as cheek tooth morphology and metric data, including length ...
RAYMOND L. BERNOR   +2 more
doaj   +1 more source

On a dynamic reaction-diffusion mechanism: The spatial patterning of teeth primordia in the alligator [PDF]

open access: yes, 1996
It is now well established both theoretically and, more recently, experimentally, that steady-state spatial chemical concentration patterns can be formed by a number of specific reaction–diffusion systems.
Kulesa, P. M., Murray, J. D.
core   +1 more source

A Case of Dentinogenesis Imperfecta Treated with Submerged Root Technique [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Dentinogenesis imperfecta (DGI), an autosomal dominant trait, is one of the most common hereditary disorders affecting both the formation and mineralization of dentin. Either or both primary and permanent dentition is affected by it.
Ginjupally Uday   +4 more
doaj   +1 more source

THE REFLEXES OF DENTITION. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1906
Dentition has assumed a position of varying importance in connection with the diseases of infancy. There is a period in medical history, perhaps about one hundred years ago, when dentition was considered the most important cause of infantile disease.
openaire   +2 more sources

On a model mechanism for the spatial patterning of teeth primordia in the Alligator [PDF]

open access: yes, 1996
We propose a model mechanism for the initiation and spatial positioning of teeth primordia in the alligator,Alligator mississippiensis. Detailed embryological studies by Westergaard & Ferguson (1986, 1987, 1990) show that jaw growth plays a crucial role ...
Cruywagen, G. C.   +6 more
core   +2 more sources

DEVELOPMENT OF DENTITION

open access: yesInternational Journal of Advanced Research, 2021
Knowledge of the normal development of the dentition and an ability to detect deviation from the normal are essential prerequisites for orthodontic diagnosis and a treatment plan. Dentition means a set of teeth, teeth in the dental arch are used to designate the natural teeth in position in their alveoli.
Rajat Mohanty   +2 more
openaire   +1 more source

Permanent dentition occlusion in Chinese, Indian and Malay group in Malaysia

open access: yesAustralasian Orthodontic Journal, 1989
This survey outlines the proportion of the various features of occlusion in the permanent dentition of the three ethnic races, Chinese, Malay and Indian in Malaysia. The mean age of the high school children surveyed was 16.4 years. The Chinese and Malays
Woon Kok-Chin   +2 more
doaj   +1 more source

AN INVESTIGATION OF TOOTH LOSS IN GERIATRIC PATIENTS: A CROSS-SECTIONAL STUDY

open access: yesRevista Naval de Odontologia On Line, 2019
In order to provide a profile of the elderly people assisted by the Naval Dental Center (Odontoclínica Central da Marinha), it was performed an epidemiological survey seeking to outline the oral conditions and reported changes in eating habits in this ...
Graziela Pardini   +2 more
doaj   +1 more source

Divergent functional traits in three sympatric Arctic charr Salvelinus alpinus morphs are not coupled with the age of the lineage divergence [PDF]

open access: yes, 2016
Three genetically discrete morphs of Arctic charr in Loch Rannoch, Scotland originated from a recent divergence within the lake (in situ) (piscivore and benthivore morphs) and from secondary contact of two older lineages (ex situ; a planktivore–piscivore/
Adams, Colin   +4 more
core   +2 more sources

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