Results 91 to 100 of about 9,054,789 (402)

Preventing post-surgical cardiac adhesions with a catechol-functionalized oxime hydrogel

open access: yesNature Communications, 2021
Postsurgical adhesions are a problem during routine cardiothoracic procedures. Here, the authors report on a catechol functionalised hydrogel as an anti-adhesion material with improved retention on the heart which is biocompatible and biodegradable with ...
Masaki Fujita   +10 more
doaj   +1 more source

Chitosan as a Wound Dressing Starting Material: Antimicrobial Properties and Mode of Action

open access: yesInternational Journal of Molecular Sciences, 2019
Fighting bacterial resistance is one of the concerns in modern days, as antibiotics remain the main resource of bacterial control. Data shows that for every antibiotic developed, there is a microorganism that becomes resistant to it. Natural polymers, as
M. Matica   +4 more
semanticscholar   +1 more source

Design, Fabrication, and Testing of an Electrospinning Apparatus for the Deposition of PMMA Polymer for Biomedical Applications [PDF]

open access: yes, 2011
This paper describes the successful design and fabrication of a deposition system for synthesis and assembly of nanoscale and submicron sized fibers of poly(methylmethacrylate)(PMMA) polymer.
Malshe, Harsha
core   +2 more sources

Powder Metallurgy and Additive Manufacturing of High‐Nitrogen Alloyed FeCr(Si)N Stainless Steel

open access: yesAdvanced Engineering Materials, EarlyView.
The alloying element Nitrogen enhances stainless steel strength, corrosion resistance, and stabilizes austenite. This study develops austenitic FeCr(Si)N steel production via powder metallurgy. Fe20Cr and Si3N4 are hot isostatically pressed, creating an austenitic microstructure.
Louis Becker   +5 more
wiley   +1 more source

Effects of Endodontic Irrigants on Material and Surface Properties of Biocompatible Thermoplastics

open access: yesDentistry Journal, 2019
Passive irrigation is an efficient method for a successful endodontic treatment. During sonic activation biocompatible polymer tips are used to activate irrigants. Compared to ultrasonic activation with metallic tips, polymer tips have the advantage of a
Michael Kucher   +4 more
doaj   +1 more source

One-Pot Synthesis of Biocompatible Silver Nanoparticle Composites from Cellulose and Keratin: Characterization and Antimicrobial Activity [PDF]

open access: yes, 2016
A novel, simple method was developed to synthesize biocompatible composites containing 50% cellulose (CEL) and 50% keratin (KER) and silver in the form of either ionic (Ag+) or Ag0 nanoparticles (Ag+NPs or Ag0NPs). In this method, butylmethylimmidazolium
Benzi, Gerald   +3 more
core   +3 more sources

Adjustable Plasmonic Core–Shell Nanoparticles for Personalized Color Vision Correction

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a personalized solution for correcting color vision deficiency (CVD) by embedding tunable core‐shell metal nanoparticles—a common nanotechnology—into contact lenses. By customizing the nanoparticles’ optical properties to filter specific wavelengths, these lenses address individual visual impairments, enhancing color ...
Hyeonah Lee   +4 more
wiley   +1 more source

Harnessing biocompatible chemistry for developing improved and novel microbial cell factories

open access: yesMicrobial Biotechnology, 2020
Summary White biotechnology relies on the sophisticated chemical machinery inside living cells for producing a broad range of useful compounds in a sustainable and environmentally friendly way. However, despite the impressive repertoire of compounds that
Jian‐Ming Liu   +2 more
doaj   +1 more source

Fabrication and biological properties of artificial tendon composite from medium chain length polyhydroxyalkanoate

open access: yesScientific Reports, 2023
Medium chain length polyhydroxyalkanoate (MCL-PHA), a biodegradable and biocompatible material, has a mechanical characteristic of hyper-elasticity, comparable to elastomeric material with similar properties to human tendon flexibility.
Tulyapruek Tawonsawatruk   +6 more
doaj   +1 more source

Growth of hydroxyapatite in a biocompatible mesoporous ordered silica [PDF]

open access: yes
A novel biomaterial (HA,SBA15) has been developed based on the growth of calcium phosphate hydroxyapatite (HA) nanoparticles within an organized silica structure (SBA15)
arxiv   +1 more source

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