Results 21 to 30 of about 4,502 (174)

Efficacy and Safety of Fluoride in Children: A Narrative Review

open access: yesJournal of Pediatrics Review, 2021
Context: Fluoride is a necessary element for bone growth and the prevention of dental caries. Diet and dentifrices are the most significant sources of fluoride exposure in children.
Pegah Nasiri   +4 more
doaj  

LABORATORY EXAMINATION IN NERVE AGENT INTOXICATION

open access: yesActa Medica, 2013
Diagnosis of nerve agent intoxication is based on anamnestic data, clinical signs and laboratory examination. For acute poisoning, cholinesterase activity in the blood (erythrocyte AChE, plasma/serum BuChE) is sensitive, simple and most frequent ...
Jiří Bajgar
doaj   +1 more source

Microabrasion as treatment of enamel fluorosis [PDF]

open access: yesRGO: Revista Gaúcha de Odontologia, 2008
There is currently a trend in favor of using fluoride as a coadjuvant in reducing caries indexes, as much in underdeveloped as in developedcountries. However, simultaneously the indexes of dental fluorosis seem to grow in an inverse proportion.
Ana Caroline Brito   +3 more
doaj  

Semi-automated water sampling module for repeated sampling and concentration of Bacillus cereus group spores

open access: yesScientific Reports, 2023
Monitoring the presence of pathogenic Bacillus spores is important for industrial applications, as well as necessary for ensuring human health. Bacillus thuringiensis is used as a biopesticide against several insect pests.
Walid M. Hassen   +4 more
doaj   +1 more source

Current Progress for Retrospective Identification of Nerve Agent Biomarkers in Biological Samples after Exposure

open access: yesToxics, 2022
Organophosphorus neurotoxic agents (OPNAs) seriously damage the nervous system, inhibiting AChE activity and threatening human health and life. Timely and accurate detection of biomarkers in biomedical samples is an important means for identifying OPNA ...
Jin Wang   +4 more
doaj   +1 more source

Heterostructured Materials for Room‐Temperature Na‐S Batteries: Directional Design Strategies and Multifaceted Applications

open access: yesAdvanced Science, EarlyView.
In this work, heterostructured materials for room‐temperature Na‐S batteries are comprehensively reviewed. The electrochemical mechanisms of Na‐S batteries based on various redox pathways are clarified. The intrinsic functionalities and design principles of heterostructured materials are summarized.
Yeqing Yang   +4 more
wiley   +1 more source

Analysis on the status que and causes of fluorine and acid pollution around coal-rich areas in China

open access: yes矿业科学学报, 2020
Fluorine pollution is widespread and fluorine pollution overlaps with coal-bearing areas in China, while sulfur, which is associated with acids, is a coal-based pollutant.This paper summarizes the present situation of coexisting fluorine and acid ...
Hong Xiuping, Liang Handong
doaj   +1 more source

Designer Dynamic DNA Nanoaggregate in Living Cell for Mitochondrial Energy Restriction

open access: yesAdvanced Science, EarlyView.
This study presents the Tech‐tetrahedron, a designer dynamic DNA nanoaggregate engineered for precise mitochondrial energy restriction. Its trinity‐functionalized design integrates navigable unit, telomerase‐activated latch, and self‐assembly module.
Ruijia Deng   +12 more
wiley   +1 more source

An Immediate‐Response Detection System for γ‐Hydroxybutyrate to Enhance Personal Safety in Social Environments

open access: yesAdvanced Science, EarlyView.
A graphene‐based electrical biosensor enables rapid and highly sensitive detection of GHB at 100 fm in both standard solutions and artificial urine, providing reliable point‐of‐need screening for drug‐facilitated sexual assault. The platform demonstrates strong selectivity, fast response, and a wide dynamic range, supporting accurate detection in ...
Jai Eun An   +8 more
wiley   +1 more source

HMGCR‐Driven Cholesterol Metabolism Promotes Osteoarthritis Progression by Accelerating Synovial Fibroblast Senescence

open access: yesAdvanced Science, EarlyView.
In the pathological context of osteoarthritis (OA), the phosphorylation of AKT1 at Ser473 enhances its binding to Lys140 of Insig1, which facilitates the formation of AKT1–Insig1 complex. Subsequently, the activation of AKT1 promotes the phosphorylation of Insig1 at Ser189, potentially enhancing the dissociation of Insig1 from sterol regulatory element‑
Xiaoqi Zhang   +19 more
wiley   +1 more source

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