22 Result(s)

Article

Effect of Pulsed Electron Beam Treatment on the Release Profile of Chloramphenicol from Polylactic Acid–Based Polymeric Scaffolds

The paper presents the results of testing the properties of antibacterial nonwoven fibrous materials based on polylactic acid with incorporated chloramphenicol. It has been shown that exposure to a pulsed elec...

A. A. Volokhova, D. V. Ponomarev, I. A. Kurzina… in High Energy Chemistry (2023)

Article

Hydrolysis of Bone-Replacing Materials Based on Polylactic Acid and Containing Hydroxyapatite in an In Vitro Experiment

We studied the features of hydrolytic degradation of polylactic acid (PLLA) implants depending on their structural filling with hydroxyapatite (HA). The resistance to in vitro hydrolysis was tested for the follow...

A. V. Popkov, M. V. Stogov, E. N. Gorbach… in Bulletin of Experimental Biology and Medic… (2022)

Article

Preparation, Structure, and Properties of Track-Etched Membranes Based on Polylactic Acid

New applications, in particular in medicine, require the creation of track-etched membranes (TMs) with fundamentally new properties. There are well-known TMs made from polycarbonate, polyimide, polypropylene, ...

N. M. Ivanova, E. O. Filippova, S. I. Tverdokhlebov… in Membranes and Membrane Technologies (2021)

Article

Highly Porous Fluorescent Materials Based on Polymer Matrices Impregnated with Eu(dbm)₃ Molecules in a Supercritical Carbon Dioxide Medium

The possibility of creating luminescent films based on highly porous polymer materials doped with the europium complex Eu(dbm)₃ · H₂O in a supercritical carbon dioxide medium using ethanol as a co-solvent is demo...

A. O. Rybaltovskii, A. A. Akovantseva… in Russian Journal of Physical Chemistry B (2020)

Article

Effect of Intermediate Ion Cleaning of the Titanium Target on the Structure of Bioresorbable PLLA Scaffolds under Coating Deposition by DC Reactive Magnetron Sputtering

The effect of intermediate ion cleaning of the Ti target on the structure and properties of the polymer fiber scaffold made by electrospinning from poly-L-lactic acid (PLLA) was investigated during deposition ...

P. V. Maryin, N. M. Ivanova, E. V. Shesterikov… in Inorganic Materials: Applied Research (2020)

Article

Nitrogen-Doped Titanium Dioxide Thin Films Formation on the Surface of PLLA Electrospun Microfibers Scaffold by Reactive Magnetron Sputtering Method

Nitrogen-doped thin titanium dioxide films formed by the reactive magnetron sputtering method on the surface of PLLA electrospun microfibers scaffold were investigated. It was shown that the chemical compositi...

E. N. Bolbasov, P. V. Maryin, K. S. Stankevich… in Plasma Chemistry and Plasma Processing (2019)

Article

Electrospray Preparation of Biocompatible Lactide–Glycolide Copolymer Capsules with Incorporation of Interferon

The electrospray method was used for the first time to prepare polymeric capsules from bioresorbable dl-lactide and glycolide copolymer loaded with biological molecules from the cell secretome and, in particular,...

I. A. Khlusov, E. V. Kibler, V. L. Kudryavtseva, S. I. Tverdokhlebov… in Doklady Chemistry (2019)

Article

Surface Modification of PLLA Electrospun Nanofiber Materials for Biomedical Applications

Three dimensional nanofiber materials made of poly-L-lactic acid (PLLA) and produced by electrospinning are commonly used in regenerative medicine and as a base for drug delivery systems. Surface modification ...

S. I. Goreninskii, K. S. Stankevich, E. N. Bolbasov, N. V. Danilenko… in BioNanoScience (2018)

Article

The Influence of Pulsed Electron Beam Treatment on Properties of PLLA Nonwoven Materials Produced by Solution Blow Spinning

One of the most important aspects in nonwoven materials fabrication in case biodegradable scaffolds is the control of their degradation rate which must correlate with a speed of tissue regeneration. Radiation ...

V. L. Kudryavtseva, E. N. Bolbasov, D. V. Ponomarev, G. E. Remnev… in BioNanoScience (2018)

Article

Composite Materials Obtained via Two-Nozzle Electrospinning from Polycarbonate and Vinylidene Fluoride/Tetrafluoroethylene Copolymer

Nonwoven composite membranes based on polycarbonate (PC) and vinylidene fluoride/tetrafluoroethylene copolymer were obtained via the two-channel electrospinning method with a common collector. Three groups of ...

E. N. Bolbasov, V. M. Buznik, K. S. Stankevich… in Inorganic Materials: Applied Research (2018)

Article

Peculiarities of Cell Seeding on Polylactic Acid-Based Scaffolds Fabricated Using Electrospinning and Solution Blow Spinning Technologies

We studied the possibility of seeding bone marrow-derived stromal cells onto polylactic acid-based scaffolds fabricated by electrospinning and solution blow spinning technologies. The cells were applied to the...

S. A. Afanasiev, E. F. Muslimova… in Bulletin of Experimental Biology and Medic… (2017)

Article

Biological Effect of the Surface Modification of the Fibrous Poly(L-lactic acid) Scaffolds by Radio Frequency Magnetron Sputtering of Different Calcium-Phosphate Targets

Biodegradable materials, in particular poly(L-lactic acid), are widely used in medicine and tissue engineering. Electrospinning is one of the most promising methods for the fabrication of scaffolds for tissue ...

S. I. Goreninskii, N. N. Bogomolova, A. I. Malchikhina, A. S. Golovkin… in BioNanoScience (2017)

Article

Structure and properties of nonwoven materials based on copolymer of tetrafluoroethylene and vinyldenefluoride produced by aerodynamic formation

Properties of nonwoven materials based on copolymer of tetrafluoroethylene and vinyldenefluoride produced by aerodynamic formation in a turbulent gas flow are investigated in the paper. By means of scanning mi...

E. N. Bol’basov, S. I. Tverdokhlebov, V. M. Busnik… in Inorganic Materials: Applied Research (2015)

Article

Aerodynamic Synthesis of Biocompatible Matrices and their Functionalization by Nanoparticles Obtained by the Method of Laser Ablation

For applications in tissue engineering, three-dimensional biodegradable polymeric matrices, whose surface is functionalized by nanoparticles obtained in the liquid phase by the method of laser ablation from bu...

E. N. Bol’basov, I. N. Lapin, S. I. Tverdokhlebov… in Russian Physics Journal (2014)

Article

Influence of the high-power ion-beam irradiation of a hydroxyapatite target on the properties of formed calcium phosphate coatings

The physical-mechanical of properties of biocompatible calcium phosphate coatings deposited onto titanium and silicon substrates from erosion materials, which are generated by irradiating hydroxyapatite (synth...

G. A. Bleykher, T. L. Volokitina… in Journal of Surface Investigation. X-ray, S… (2013)

Article

Estimating the functional properties of thin calcium-phosphate coatings on medical implants

Thin calcium-phosphate (CP) coatings were formed on the models of medical products by radio-frequency (RF) magnetron sputtering. Using microscope studies, the coatings were shown to be visually continuous with...

S. I. Tverdokhlebov, E. V. Shesterikov… in Russian Journal of Nondestructive Testing (2011)

Article

Application of atomic force microscopy methods for testing the surface parameters of coatings of medical implants

Atomic force microscopy methods are used to study calcium phosphate coatings that are formed on surfaces of various materials, which are used in medicine, by radio-frequency magnetron sputtering of a hydroxyap...

V. A. Klimenov, S. I. Tverdokhlebov… in Russian Journal of Nondestructive Testing (2011)

Article

Properties of calcium phosphate coatings deposited by high-power ion beam ablation plasma

Biocompatible hydroxyapatite coatings (Ca₁₀(PO₄)₆(OH)₂) are used in stomatology and orthopedic surgery as an original structure for production of medical materials. These coatings have been deposited on Si, Ti an...

V. K. Struts, A. V. Petrov, V. M. Matvienko… in Journal of Surface Investigation. X-ray, S… (2011)

Article

Biological Composites Based on Fluoropolymers with Hydroxyapatite for Intramedullary Implants

A new type of composite materials for application as coatings for intramedullary implants in the field of orthopedics and traumatology is described. The method is based on the ability of fluoropolymers to act ...

A. M. Aronov, E. N. Bol’basov, V. V. Guzeev, M. V. Dvornichenko… in Biomedical Engineering (2010)

Article

Thin calcium-phosphate coatings produced by RF magnetron sputtering and prospects for their use in biomedical engineering

A. M. Aronov, V. F. Pichugin, E. V. Eshenko, M. A. Ryabtseva… in Biomedical Engineering (2008)