Results 21 to 30 of about 123,231 (342)

ARTICLE ON DENTITION. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1883
Read in the Section on Diseases of Children, June, 1883. Mr. President, and Gentlemen of the American Medical Association: The process of dentition is not properly classed as a disease, but the diseases which accompany it are numerous; hence I have given my paper the nomenclature Dentition. In order to be brief, I will not refer to statistics.
openaire   +4 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

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

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

Primary failure of eruption

open access: yesArchives of Medicine and Health Sciences, 2016
Primary failure of eruption (PFE) is a partially understood oral condition associated with tooth eruption failure. Failure of eruption may affect one or a number of teeth, in either the primary or the permanent dentition, and depending on the underlying ...
Sunil Kumar Mishra   +3 more
doaj   +1 more source

New early Eocene tapiromorph perissodactyls from the Ghazij Formation of Pakistan, with implications for mammalian biochronology in Asia [PDF]

open access: yes, 2012
Early Eocene mammals from Indo-Pakistan have only recently come under study. Here we describe the first tapiromorph perissodactyls from the subcontinent. Gandheralophus minor n. gen. and n. sp. and G. robustus n. sp.
Bai B.   +37 more
core   +2 more sources

Hybodont sharks of the English Bathonian and Callovian (Middle Jurassic). [PDF]

open access: yes, 2008
Recent bulk sampling and study of museum collections has revealed a high diversity of hybodont sharks from the English Bathonian, with 15 species being recognised.
AGASSIZ   +76 more
core   +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

Sex estimation using coronal measurements of permanent canines in a contemporary mestizo population from Manizales, Colombia

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 2019
Introduction: sex estimation is one of the most important aspects of bioanthropological analysis. Teeth are a key tool to obtain this information, especially in cases where the action of taphonomic agents or funeral characteristics are unfavorable for ...
Viviana Andrea Yepes-López   +2 more
doaj   +1 more source

Highly derived eutherian mammals from the earliest Cretaceous of southern Britain [PDF]

open access: yesActa Palaeontologica Polonica, 2017
Eutherian mammals (Placentalia and all mammals phylogenetically closer to placentals than to marsupials) comprise the vast majority of extant Mammalia. Among these there is a phenomenal range of forms and sizes, but the origins of crown group placentals ...
Steven C. Sweetman   +2 more
doaj   +1 more source

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