Development of a Biocompatible and Biodegradable Polymer Capable of Long-Term Release of Biologically Active Substances for Medicine and Agriculture


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A process was developed for producing biocompatible and biodegradable polymer films based on high-molecular-weight polylactide with properties necessary for medical and agricultural applications. A method was devised for the inclusion of active substances (gentamicin sulfate, lincomycin hydrochloride, or cefotaxime) into high-molecular-weight polylactide films. The rate of release of active substances from polylactide can vary with time according to a decaying exponential law or nearly linearly. The release of active substances is significantly affected by pH of the solution surrounding the film. It was found that the dynamics of release of active substances from biocompatible biodegradable polymer films based on high-molecular-weight polylactide depends on the properties of the immobilized substance, the film preparation method, and the conditions of extraction. The biocompatible biodegradable polymer films based on high-molecular-weight polylactide are quite suitable for the manufacture of coatings for stents and prostheses with prolonged and controlled drug release into the surrounding tissues and for agricultural applications to improve crop preservation.

Sobre autores

A. Baikin

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Autor responsável pela correspondência
Email: baikinas@mail.ru
Rússia, Moscow, 119334

M. Kaplan

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: baikinas@mail.ru
Rússia, Moscow, 119334

E. Nasakina

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: baikinas@mail.ru
Rússia, Moscow, 119334

L. Shatova

Voronezh State Technical University

Email: baikinas@mail.ru
Rússia, Voronezh, 394026

A. Tsareva

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: baikinas@mail.ru
Rússia, Moscow, 119334

A. Kolmakova

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: baikinas@mail.ru
Rússia, Moscow, 119334

E. Danilova

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: baikinas@mail.ru
Rússia, Moscow, 119334

Ya. Tishurova

Bauman Moscow State Technical University (National Research University); Prokhorov General Physics Institute, Russian Academy
of Sciences

Email: baikinas@mail.ru
Rússia, Moscow, 105043; Moscow

N. Bunkin

Bauman Moscow State Technical University (National Research University); Prokhorov General Physics Institute, Russian Academy
of Sciences

Email: baikinas@mail.ru
Rússia, Moscow, 105043; Moscow

S. Gudkov

Prokhorov General Physics Institute, Russian Academy
of Sciences; Lobachevsky State University of Nizhny Novgorod— National Research University; All-Russian Research Institute of Phytopathology

Email: baikinas@mail.ru
Rússia, Moscow; Nizhny Novgorod; Bolshie Vyazemy, Moscow oblast

K. Belosludtsev

Mari State University

Email: baikinas@mail.ru
Rússia, Yoshkar-Ola

A. Glinushkin

All-Russian Research Institute of Phytopathology

Email: baikinas@mail.ru
Rússia, Bolshie Vyazemy, Moscow oblast

A. Kolmakov

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: baikinas@mail.ru
Rússia, Moscow, 119334

M. Sevostyanov

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences; All-Russian Research Institute of Phytopathology; Ugresha Branch, State University “Dubna”

Email: baikinas@mail.ru
Rússia, Moscow, 119334; Bolshie Vyazemy, Moscow oblast; Dzerzhynsk, Moscow oblast

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