Results 31 to 40 of about 1,072,901 (390)

The biomechanical function of periodontal ligament fibres in orthodontic tooth movement [PDF]

open access: yes, 2014
Orthodontic tooth movement occurs as a result of resorption and formation of the alveolar bone due to an applied load, but the stimulus responsible for triggering orthodontic tooth movement remains the subject of debate.
Fagan, Michael J.   +4 more
core   +4 more sources

Sonic Hedgehog Signaling and Tooth Development

open access: yesInternational Journal of Molecular Sciences, 2020
Sonic hedgehog (Shh) is a secreted protein with important roles in mammalian embryogenesis. During tooth development, Shh is primarily expressed in the dental epithelium, from initiation to the root formation stages. A number of studies have analyzed the
A. Hosoya   +4 more
semanticscholar   +1 more source

Smoking and tooth discolouration: findings from a national cross-sectional study [PDF]

open access: yes, 2005
Background: Smoking is a risk factor of a number of oral diseases; the extent to which tobacco products influence dental aesthetics has not been widely investigated. The aim of this study was to determine satisfaction with own tooth colour of smokers and
Alkhatib, MN, Bedi, R, Holt, RD
core   +3 more sources

Is a Pulpless Tooth a Dead Tooth? [PDF]

open access: yesThe Journal of the National Dental Association, 1921
n ...
openaire   +3 more sources

DPP promotes odontogenic differentiation of DPSCs through NF-κB signaling

open access: yesScientific Reports, 2021
Dentin phosphophoryn synthesized and processed predominantly by the odontoblasts, functions as both structural and signaling protein. Mechanistic studies revealed that DPP stimulation of DPSCs positively impacted the differentiation of DPSCs into ...
Yinghua Chen   +3 more
doaj   +1 more source

Efficacy of clear aligners in controlling orthodontic tooth movement: a systematic review.

open access: yesAngle Orthodontist, 2015
OBJECTIVE To assess the scientific evidence related to the efficacy of clear aligner treatment (CAT) in controlling orthodontic tooth movement. MATERIALS AND METHODS PubMed, PMC, NLM, Embase, Cochrane Central Register of Controlled Clinical Trials, Web
G. Rossini   +4 more
semanticscholar   +1 more source

Synthesis and Characterization of a Hydroxyapatite-Sodium Alginate-Chitosan Scaffold for Bone Regeneration

open access: yesFrontiers in Materials, 2021
Bone scaffolds play an important role in promoting the healing of large bone defects. However, the type of scaffold material, type of drug loaded into the scaffold, and method of preparation have a significant impact on the scaffold's properties. In this
Dingkun Liu   +8 more
doaj   +1 more source

Radiographic Study of Developmental Alteration in Tooth Number Among Children in IIUM Dental Clinic [PDF]

open access: yes, 2016
Background: The aim of this research was to determine the prevalence, distribution and association of developmental alteration in tooth number with gender, location, and presence of delayed eruption of tooth among children who attended to Student's ...
Ardini, Y. D. (Yunita)   +3 more
core   +3 more sources

Natural Product as the Storage medium for an avulsed tooth – A Systematic Review

open access: yesCumhuriyet Dental Journal, 2019
Dental avulsion is considered as one of the most severe types of traumatic tooth injuries because it causes damage to several structures and results in the complete displacement of the tooth from its socket in the alveolar bone. The ideal situation is to
R. R, N. Ms
semanticscholar   +1 more source

"TOOTH CULTURE." [PDF]

open access: yesThe Lancet, 1892
n ...
Campbell, Harry, Bennett, F. J.
openaire   +6 more sources

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