Results 51 to 60 of about 105,897 (290)

Morphological variation in atlas and axis of Neotropical spiny rats (Rodentia, Echimyidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract The unique morphologies of the first two cervical vertebrae, the atlas and axis, represent a significant innovation in mammalian evolution. These structures support the weight of the head and enable intricate movements of the head and neck.
Thomas Furtado da Silva Netto   +3 more
wiley   +1 more source

Influence of Fluoride and Stress on the Electrochemical Properties of Nickel-Titanium Coils [PDF]

open access: yes, 2015
The aim of this study was to examine the effects of fluoride and stress on the electrochemical properties of nickel-titanium coils. Forty Dentsply GAC NiTi coils were divided into four groups of ten and individually tested.
Barnes, Ashley
core   +1 more source

Phonon lasing from optical frequency comb illumination of a trapped ion

open access: yes, 2017
An atomic transition can be addressed by a single tooth of an optical frequency comb if the excited state lifetime ($\tau$) is significantly longer than the pulse repetition period ($T_\mathrm{r}$).
Campbell, Wesley C.   +5 more
core   +1 more source

Effect of educational intervention on perceived susceptibility self-efficacy and DMFT of pregnant women [PDF]

open access: yes, 2016
Background: The World Health Organization identifies oral health as a necessity for public health through the entirety of life. This issue has been considerably addressed due to susceptibility to tooth decay during pregnancy and maternal and fetal health.
Charkazi, A.   +5 more
core   +1 more source

Atomically precise metal cluster enzymes for pathological tissue regeneration

open access: yesBMEMat, EarlyView.
Schematic illustration of atomically precise metal cluster enzymes (MCEs) for pathological tissue regeneration. Atomically precise MCEs can modulate biological processes, such as attenuation of inflammatory responses, eradication of bacterial pathogens, regulation of angiogenesis, and promotion of cell development.
Ziqiang Xiong   +11 more
wiley   +1 more source

Tooth decay detection using a fiber optic sensor

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 2018
Introduction: tooth decay has become one of the most prevalent diseases worldwide, but ironically it is one of the most neglected. Currently, adequate and effective caries treatment is based on early diagnosis and procedures such as sealants, crowns, and
Eberto Benjumea-Mendoza   +2 more
doaj   +1 more source

Transcriptional Profiling Reveals the Importance of RcrR in the Regulation of Multiple Sugar Transportation and Biofilm Formation in Streptococcus mutans

open access: yesmSystems, 2021
The human oral cavity is a constantly changing environment. Tooth decay is a commonly prevalent chronic disease mainly caused by the cariogenic bacterium Streptococcus mutansS ...
Tao Gong   +10 more
doaj   +1 more source

Snapshot: Emergency Department Visits for Preventable Dental Conditions in California [PDF]

open access: yes, 2009
Provides an overview of dental health in California, the supply of providers, and out-of-pocket expenses. Presents data on emergency room visits for preventable conditions, by condition, county, age, gender, race/ethnicity, and insurance status and ...
Lisa Simonson Maiuro
core  

Direct frequency comb laser cooling and trapping

open access: yes, 2016
Continuous wave (CW) lasers are the enabling technology for producing ultracold atoms and molecules through laser cooling and trapping. The resulting pristine samples of slow moving particles are the de facto starting point for both fundamental and ...
Campbell, W. C., Jayich, A. M., Long, X.
core   +2 more sources

Oral health status and associated lifestyle behaviors in a sample of Iranian adults : an exploratory household survey [PDF]

open access: yes, 2020
Background Poor oral hygiene can lead to serious diseases, such as periodontitis, tooth decay, pain and discomfort in teeth or gums, infections, and loss of teeth.
Bagheri, Raziollah   +5 more
core   +2 more sources

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