Results 31 to 40 of about 5,183 (258)

GEOCHEMICAL AND MINERALOGICAL CHARACTERIZATION OF SOME CLAY MATERIALS AS FLUORIDE ADSORBENT FROM GROUNDWATER IN GHANA [PDF]

open access: yesEarth Science Malaysia, 2020
This research conducted in the Upper East Region of Ghana characterizes Termitaria and residual clays from Navrongo to establish effective fluoride adsorbent from boreholes in Bongo area.
Eric E. Bayari   +3 more
doaj   +1 more source

How effective and cost-effective is water fluoridation for adults? Protocol for a 10-year retrospective cohort study

open access: yesBDJ Open, 2021
Background Tooth decay can cause pain, sleepless nights and loss of productive workdays. Fluoridation of drinking water was identified in the 1940s as a cost-effective method of prevention.
Deborah Moore   +5 more
doaj   +1 more source

Feasibility and costs of water fluoridation in remote Australian Aboriginal communities

open access: yesBMC Public Health, 2007
Background Fluoridation of public water supplies remains the key potential strategy for prevention of dental caries. The water supplies of many remote Indigenous communities do not contain adequate levels of natural fluoride.
Ehsani Jonathon P, Bailie Ross
doaj   +1 more source

Distribution of Dental Fluorosis in the Southern Zone of Ecuador: An Epidemiological Study

open access: yesDentistry Journal, 2023
In recent decades, the increase in fluoride exposure has raised the numbers of dental fluorosis in fluoridated and non-fluoridated communities In Ecuador, but the last national epidemiological study on DF was conducted more than a decade ago.
Eleonor María Vélez-León   +5 more
doaj   +1 more source

Water Professionals’ Opinions About Continuing Education on Water Fluoridation

open access: yesJournal of the California Dental Association
Background This study assessed the interest of California water professionals in continuing education on water fluoridation and examined how this interest correlates with their roles, opinions on fluoridation’s oral health benefits, and the fluoridation ...
Evangelin Yeeda   +5 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

The effect of cessation of drinking water fluoridation on dental restorations and crowns in children aged 3–5 years in Israel – a retrospective study

open access: yesIsrael Journal of Health Policy Research
Background Community water fluoridation began in the 1945 as a public health measure to prevent and control caries and was implemented in Israel in 1981.
Shiran Shemesh Nezihovski   +5 more
doaj   +1 more source

Characterization of the Early Surface Films Dynamically Formed on Molten AZ91D and AM60B Alloys Under Different Atmospheres: A Comparative Study

open access: yesIranian Journal of Materials Science and Engineering, 2021
In the present study, the early stages of the surface oxidation and fluoridation of liquid AZ91D and AM60B alloys under ultra-high purity (UHP) argon, dry air, and air mixed with two different protective fluorine-bearing gases were studied.
Alireza Mirak
doaj  

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