Results 31 to 40 of about 49,156 (303)

Sharks, Rays and a Chimaeroid from the Kimmeridgian (Late Jurassic) of Ringstead, Southern England [PDF]

open access: yes, 2002
Sampling of a lenticular concentration of vertebrate debris and associated sediments from the lower Kimmeridgian of southern England has allowed the study of a diverse and abundant assemblage of chondrichthyan remains.
Underwood, Charlie J.
core   +1 more source

Assessment of Tooth Wear Among Glass Factory Workers: WHO 2013 Oral Health Survey [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Background: Glass factory workers are often exposed to the hazardous environment that leads to deleterious oral health and subsequently, general health.
Pulkit Chaturvedi   +5 more
doaj   +1 more source

Contamination [PDF]

open access: yes, 2011
Soil contamination occurs when substances are added to soil, resulting in increases in concentrations above background or reference levels. Pollution may follow from contamination when contaminants are present in amounts that are detrimental to soil ...
Bacon, J.   +7 more
core   +1 more source

Use of dentifrices to prevent erosive tooth wear: harmful or helpful?

open access: yesBrazilian Oral Research, 2014
Dental erosion is the loss of dental hard tissues caused by non-bacterial acids. Due to acid contact, the tooth surface becomes softened and more prone to abrasion from toothbrushing.
Ana Carolina Magalhães   +2 more
doaj   +1 more source

Using microstructures and composition to decipher the alterations of rodent teeth in modern regurgitation pellets—a good news-bad news story

open access: yes, 2020
Rodent accumulations are widely used for palaeoenvironmental reconstructions. But these accumulations are created through the activity of predators (carnivorous mammals, birds of prey), the predation and digestion of which modify the preservation of ...
Dauphin, Y.
core   +3 more sources

Influence of chemical degradation and abrasion on surface properties of nanorestorative materials

open access: yesBrazilian Journal of Oral Sciences, 2015
Aim: The aim of this in vitro study was to investigate the synergistic effect of chemical degradation (erosion) and three-body abrasion (mechanical degradation) on the surface roughness (Ra) and hardness (KHN) of two nanorestorative materials and two ...
Andréia Bolzan de Paula   +5 more
doaj   +1 more source

Advances in Preventive and Therapeutic Approaches for Dental Erosion: A Systematic Review

open access: yesDentistry Journal, 2023
This review discusses both preventive measures and clinically implemented therapy procedures that have been developed recently for the prevention and treatment of tooth erosion.
Francesco Inchingolo   +9 more
doaj   +1 more source

Remineralization strategies in oral hygiene: a position paper of Italian Society of Oral Hygiene Sciences-S.I.S.I.O. working group [PDF]

open access: yes, 2017
Background/Objective: The clinical conditions that lead to an alteration of the enamel structure are numerous. The diet high in sugars and acidifying substances, psychological stress that triggers parafunctional behaviors, the reduced intake of fiber ...
Acito, Giovanna   +10 more
core   +1 more source

Esthetic rehabilitation with ultra-thin ceramic veneers and direct mock-up in the treatment of dental erosion – Case report [PDF]

open access: yes, 2018
Indexación: Scopus.Dental erosion is a high prevalence condition characterized by the loss of dental substance due to chemical agents. It can also be associated with physical wear, affecting function and aesthetics. Ceramic veneers can provide effective
Grandon, F., Marcus, N., Muster, M.
core   +2 more sources

The effect of acidulated phosphate fluoride (APF) gel against erosion on enamel microstructure of primary teeth which soaked with Citrus aurantifolia

open access: yesPadjadjaran Journal of Dentistry, 2022
Introduction: Erosion is a common dental problem that is especially prevalent in children due to the increasing consumption of acidic food and beverages.
Flora Ng Lai Yi   +2 more
doaj   +1 more source

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