Results 71 to 80 of about 171,627 (276)

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

Downregulation of FGF Signaling by Spry4 Overexpression Leads to Shape Impairment, Enamel Irregularities, and Delayed Signaling Center Formation in the Mouse Molar. [PDF]

open access: yes, 2019
FGF signaling plays a critical role in tooth development, and mutations in modulators of this pathway produce a number of striking phenotypes. However, many aspects of the role of the FGF pathway in regulating the morphological features and the mineral ...
Ahn, Youngwook   +8 more
core   +1 more source

Early and accurate detection of bacterial isolates from dental plaque in subjects with primary, mixed, and permanent dentition by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry technique

open access: yesJournal of Indian Society of Periodontology, 2020
Background: Bacterial colonization of dentition in different age groups can impact prognosis in different dental diseases. Latest diagnostic technique such as matrix-assisted laser desorption/ionization time of flight mass spectrometry (MALDI-TOF) is ...
Amitabh Srivastava   +2 more
doaj   +1 more source

Morphological homology, evolution, and proposed nomenclature for bear dentition [PDF]

open access: yesActa Palaeontologica Polonica, 2019
Bears are a group of carnivores with diverse diets and complicated dental structure. Several large rearrangements of dental structures are known in different lineages of bears, making the homology of dental structures between the different bears ...
Qigao Jiangzuo, Jinyi Liu, Jin Chen
doaj   +1 more source

The prevalence, pattern and clinical presentation of developmental dental hard-tissue anomalies in children with primary and mix dentition from Ile-Ife, Nigeria

open access: yesBMC Oral Health, 2014
BackgroundThe study of dental anomalies is important because it generates information that is important for both the anthropological and clinical management of patients.
Dada Oluwaseyi Temilola   +8 more
semanticscholar   +1 more source

The Hazen Mammoth (Mammuthus columbi), Prairie County, Arkansas [PDF]

open access: yes, 1974
In May 1965, mammoth remains were exposed during the excavation of a borrow pit for construction of Interstate Highway 40, 2 mi northeast of Hazen, Prairie County, Arkansas.
Puckette, William L., Scholtz, James A.
core   +2 more sources

Anatomy of the buccopharyngeal cavity of trairão, Hoplias Lacerdae Miranda Ribeiro, 1908 (Characiformes, Erythrinidae) [PDF]

open access: yesBiotemas, 2009
We studied the buccopharyngeal cavity anatomy of 20 male and female trairão, Hoplias lacerdae (Miranda Ribeiro, 1908) specimens, with 24.41cm average standard-length, fixed in 4% formalin aqueous solution and/or diaphanized and colored with alizarin and ...
Cláudia Maria Reis Raposo Maciel   +3 more
doaj  

Ecological and phylogenetic influences on maxillary dentition in snakes

open access: yesPhyllomedusa: Journal of Herpetology, 2010
Ecological and phylogenetic influences on maxillary dentition in snakes. The maxillary dentition of snakes was used as a system with which to investigate the relative importance of the interacting forces of ecological selective pressures and phylogenetic
Andrew Knox, Kate Jackson
doaj  

Moving an incisor across the midline: A treatment alternative in an adolescent patient [PDF]

open access: yes, 2011
A 13-year-old sought treatment for a severely compromised maxillary left central incisor and an impacted fully developed left canine. Extraction of both teeth became necessary.
Bosio, Jose A   +2 more
core   +1 more source

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