Results 41 to 50 of about 45,846 (301)

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

Bioactive glass engineered coatings for Ti6Al4V alloys: Influence of strontium substitution for calcium on sintering behaviour [PDF]

open access: yes, 2010
NOTICE: this is the author’s version of a work that was accepted for publication in JOURNAL OF NON-CRYSTALLINE SOLIDS. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality ...
Brauer, DS   +2 more
core   +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

Modulation of release kinetics by plasma polymerization of ampicillin-loaded ß-TCP ceramics [PDF]

open access: yes, 2016
Beta-tricalcium phosphate (ß-TCP) bioceramics are employed in bone repair surgery. Their local implantation in bone defects puts them in the limelight as potential materials for local drug delivery.
Avilés, Marc   +4 more
core   +2 more sources

Bioactivity enhancement by Sr doped Zn-Ca-P coatings on biomedical magnesium alloy

open access: yesJournal of Magnesium and Alloys, 2019
The effect of strontium doped Zn-Ca-P (ZCP) coating by chemical conversion technique on the biodegradation of AZ31 alloy was evaluated. The coating formed with 1.5 wt.% Sr and 20 min phosphating time at 50 °C with pH 2.5 completely covers the alloy ...
P. Amaravathy, T.S. Sampath Kumar
doaj   +1 more source

Amorphous calcium phosphate, the lack of order is an abundance of possibilities

open access: yesBiomaterials and Biosystems, 2022
For almost three decades from its discovery, amorphous calcium phosphate (ACP) was not considered a suitable biomaterial due to its structural instability.
Lorenzo Degli Esposti, Michele Iafisco
doaj   +1 more source

Bioactive calcium phosphate coatings on metallic implants

open access: yesAIP Conference Proceedings, 2017
Biocomposites based on bioinert metals or alloys and bioactive calcium phosphate coatings are a promising tendency of the new-generation implants development. In recent years, the approach of regenerative medicine based on the use of biodegradable biomaterials has been priority direction.
Sedelnikova, M. B.   +5 more
openaire   +2 more sources

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +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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