Results 21 to 30 of about 12,241 (238)

Influence of preferred orientation on the bioactivity of hydroxyapatite: a potential tooth repair and implant surface coating material [PDF]

open access: yesCerâmica, 2020
Bioactive hydroxyapatite (HAp) material was synthesized using a simple wet chemical precipitation and heat-treatment method from snail (Achatina achatina) shells and a phosphate-containing solution.
B. O. Asimeng   +5 more
doaj   +1 more source

Hydroxyapatite coating deposited on grade 4 Titanium by Plasma Electrolytic Oxidation [PDF]

open access: yesMaterials Research, 2014
The present study reports the deposition of coating using Plasma Electrolytic Oxidation (PEO) onto grade 4 titanium to produce novel surface features. Samples were treated in an electrolytic solution of calcium acetate and sodium glycerolphosphate.
César Augusto Antônio   +7 more
doaj   +1 more source

Fosfatos de cálcio de interesse biológico: importância como biomateriais, propriedades e métodos de obtenção de recobrimentos Calcium phosphates of biological interest: importance as biomaterials, properties and methods for coatings obtaining

open access: yesQuímica Nova, 2010
For decades the Hydroxyapatite (HA) was only bioceramic of calcium phosphate system used for bone replacement and regeneration, due to its similarity to the mineral phase of bones and teeth.
Antonio Carlos Guastaldi   +1 more
doaj   +1 more source

Calcium phosphate formation on alkali-treated titanium alloy and stainless steel

open access: yesMaterials Research, 2004
Alternatives to the plasma spraying method have been developed to obtain calcium phosphate coatings, like the biomimetic method. This process is a physicochemical method in which a substrate is soaked in a solution that simulates the physiological ...
Ricardo Luiz Perez Teixeira   +2 more
doaj   +1 more source

Calcium Phosphate/Titania Sol-Gel Coatings on AZ31 Magnesium Alloy for Biomedical Applications

open access: yesInternational Journal of Electrochemical Science, 2013
Calcium phosphate layer was coated onto AZ31 magnesium substrate with an insertion of a titania buffer layer by sol-gel method. The calcium phosphate layer was employed to enhance the bioactivity of the magnesium alloy, and the titania buffer layer was ...
Hui Tang, Tiezhu Xin, Fuping Wang
doaj   +1 more source

Coating of Carbon Fibers With Calcium Phosphate by Sol- Gel Method [PDF]

open access: yesEngineering and Technology Journal, 2014
Sol-gel technique has been used to coat carbon fibers with calcium phosphate to improve the esthetic of black carbon fibers as it's biocompatible. To improve bonding between carbon fibers and prepared calcium phosphate powders, the surface of carbon ...
Sewench N. Rafeeq   +2 more
doaj   +1 more source

RF magnetron-sputtered coatings deposited from biphasic calcium phosphate targets for biomedical implant applications

open access: yesBioactive Materials, 2017
Bioactive calcium phosphate coatings were deposited by radio-frequency magnetron sputtering from biphasic targets of hydroxyapatite and tricalcium phosphate, sintered at different mass % ratios.
K.A. Prosolov   +6 more
doaj   +1 more source

Application of Calcium Phosphate Materials in Dentistry

open access: yesInternational Journal of Biomaterials, 2013
Calcium phosphate materials are similar to bone in composition and in having bioactive and osteoconductive properties. Calcium phosphate materials in different forms, as cements, composites, and coatings, are used in many medical and dental applications.
Jabr S. Al-Sanabani   +2 more
doaj   +1 more source

Remote eradication of delayed infection on orthopedic implants via magnesium-based total morphosynthesis of biomimetic mineralization strategy

open access: yesMaterials & Design, 2023
Orthopedic delayed and late infections are devastating afflictions for patients who have undergone implantation. Even though versatile antibacterial modification on medical devices brought the hope of eradicating pathogenic bacteria.
Yikai Wang   +12 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

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