Results 11 to 20 of about 1,843 (253)

Clinical Applications of Nano-Hydroxyapatite in Dentistry

Applied Sciences, 2022
Nano-hydroxyapatite (nano-HAp) is a biomaterial which is finding increasing application in dentistry due to its osteogenic properties and biocompatibility. The aim of the present study is to review the clinical applications of nano-HAp in dentistry.
Rossana Izzetti, Stefano Gennai, Marco Nisi, Francesco Gulia, Marco Miceli, Maria Rita Giuca   +5 more
doaj   +1 more source

Effect of hydrogen peroxide and its combination with nano-hydroxyapatite or nano-bioactive glass on the enamel demineralization and tooth color: An in vitro study

Dental Research Journal, 2023
Background: Patient demand for esthetic dental treatments is increasing, and among different techniques, tooth bleaching is a popular procedure for smile improvement.
Elham Kheradmand, Alirea Daneshkazemi, Abdolrahim Davari, Maede Kave, Solmaz Ghanbarnejad   +4 more
doaj   +1 more source

Hydroxyapatite granules used in the obliteration of mastoid cavities in rats Utilização de hidroxiapatita de cálcio no preenchimento de defeitos ósseos criados em mastoides de ratos

Brazilian Journal of Otorhinolaryngology, 2011
Prospective Experimental study in which we created a bony defect in the mastoids of rats and filled it up with hydroxyapatite to evaluate bone regeneration, to solve the problems of open cavities after mastoidectomies that frequently present with ...
Rogério Hamerschmidt, Rafael Francisco dos Santos, João Cândido Araújo, Henrique Jorge Stahlke Jr, Miguel Angelo Agulham, Ana Tereza Ramos Moreira, Marcos Mocellin   +6 more
doaj   +1 more source

Lactic Acid Conversion to Acrylic Acid Over Fluoride-Substituted Hydroxyapatites

Frontiers in Chemistry, 2020
One of the most interesting intermediates for the chemical industry is acrylic acid, which can be derived from lactic acid by catalytic dehydration in the gas phase.
Robert Wojcieszak, Thomas Bonnotte, Sébastien Paul, Benjamin Katryniok, Franck Dumeignil   +4 more
doaj   +1 more source

Soft mechanochemical synthesis and thermal stability of hydroxyapatites with different types of substitution

Chimica Techno Acta, 2022
The feasibility of soft mechanochemical synthesis was studied here for hydroxyapatite with various types of substitution. It was shown that this method allows obtaining hydroxyapatites substituted with copper or iron cations and hydroxyapatites ...
Natalya V. Eremina, Svetlana V. Makarova, Denis D. Isaev, Natalya V. Bulina   +3 more
doaj   +1 more source

Antibacterial and biocompatible Zn and Cu containing CaP magnetron coatings for MgCa alloy functionalization

Journal of Materials Research and Technology, 2023
The application of bioresorbable magnesium-based alloys in medical implants has been limited by their rapid dissolution rate. In order to enhance their suitability for medical use, this study proposes the deposition of calcium phosphate (CaP) onto Mg (0 ...
Konstantin A. Prosolov, Nikita A. Luginin, Larisa S. Litvinova, Maxim A. Fedorov, Ilya I. Anisenya, Lyudmila S. Mushtovatova, Aleksandr A. Snetkov, Artem V. Bukharov, Igor A. Khlusov, Yurii P. Sharkeev   +9 more
doaj   +1 more source

Effect of graphene oxide modification on zeta potential of hydroxyapatite different origin

Open Ceramics
Two types of hydroxyapatite powders different origin (biogenic and synthetic) were coated by graphene oxide using LPCVD method and studied by SEM, XRD, FTIR, BET and DLS. Biogenic and synthetic hydroxyapatites remained phase-pure after LPCVD modification,
Artem Iatsenko, Olena Sych, Tamara Tomila, Anna Synytsia, Olga Budylina, Olha Chudinovych, Svitlana Stelmakh, Jan Mizeracki   +7 more
doaj   +1 more source

The Effects of Nanohydroxyapatite with and without Low-Power Laser and Cold Atmospheric Plasma on Enamel Remineralization: in vitro Study [PDF]

Journal of Dentistry
Background: Remineralizing early enamel lesions in primary dentition remain a significant challenge in dentistry, requiring innovative approaches to enhance enamel repair.Purpose: This study aimed to evaluate the efficacy of a commercially available ...
Pegah Bakhtiary, Matine Gharavi, Hooman Ebrahimi, Katayoun Salem   +3 more
doaj   +1 more source

Potencial of different hydroxyapatites as biomaterials in the bone remodeling [PDF]

Acta Cirúrgica Brasileira, 2018
Purpose: To analyze the therapeutic potentials of different hydroxyapatites used for the correction of bone defects in rats. Methods: Forty rats, male, albino wistar, were distributed in 4 groups. They were submitted to a 3.5 mm defect in tibia.
Pedro Carvalho Cassino, Larissa Schimidt Rosseti, Osmar Ignácio Ayala, Marco Antônio Utrera Martines, Luciane Candeloro Portugual, Claudio Goncalves de Oliveira, Iandara Schettert Silva, Ruy de Araujo Caldas   +7 more
doaj   +1 more source

Multifunctional Composite Materials (with Consolidation, Self-Cleaning and Antimicrobial Properties) Applicable for the Preservation of Inorganic Substrates

Proceedings, 2023
The aim of this study is to synthesize different polymeric solutions by mixing different types of polymers, metallic oxides and hydroxyapatites in different ratios suspended in alcoholic solutions and to evaluate the effectiveness of the obtained ...
Toma Fistos, Alina Melinescu, Lia Mara Ditu, Anton Ficai, Denisa Ficai, Florica Marinescu, Roxana Ioana Matei (Brazdis), Irina Fierascu, Anda Maria Baroi, Cristian-Andi Nicolae, Radu Claudiu Fierascu   +10 more
doaj   +1 more source