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    Π‘ΠΈΠ½Ρ‚Π΅Π· ΠΈ Π°Π½Ρ‚ΠΈΠ±Π°ΠΊΡ‚Π΅Ρ€ΠΈΠ°Π»ΡŒΠ½Π°Ρ Π°ΠΊΡ‚ΠΈΠ²Π½ΠΎΡΡ‚ΡŒ Ρ‚Π΅Ρ‚Ρ€Π°Π·ΠΎΠ»ΡŒΠ½Ρ‹Ρ… ΠΏΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄Π½Ρ‹Ρ… Ρ…ΠΈΡ‚ΠΈΠ½Π°

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    The present study is devoted to the synthesis and study of the antibacterial activity in vitro of new tetrazole derivatives of natural polymer chitin of high, medium and low molecular weights with high, medium and low degree of substitution. The results showed that the obtained tetrazole derivatives are characterized by pronounced antibacterial activity in vitro against both S. aureus and E. coli strains. Among all derivatives, the highest antibacterial activity is demonstrated by a tetrazole derivative of chitin of moderate molecular weight and moderate degree of substitution. The antibacterial activity of this derivative as measured by the zone of inhibition of bacterial growth is comparable to the antibacterial activity of reference antibiotics ampicillin and gentamicin.НастоящСС исслСдованиС посвящСно синтСзу ΠΈ ΠΈΠ·ΡƒΡ‡Π΅Π½ΠΈΡŽ Π°Π½Ρ‚ΠΈΠ±Π°ΠΊΡ‚Π΅Ρ€ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ активности in vitro Π½ΠΎΠ²Ρ‹Ρ… Ρ‚Π΅Ρ‚Ρ€Π°Π·ΠΎΠ»ΡŒΠ½Ρ‹Ρ… ΠΏΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄Π½Ρ‹Ρ… ΠΏΡ€ΠΈΡ€ΠΎΠ΄Π½ΠΎΠ³ΠΎ ΠΏΠΎΠ»ΠΈΠΌΠ΅Ρ€Π° Ρ…ΠΈΡ‚ΠΈΠ½Π° высоких, срСдних ΠΈ Π½ΠΈΠ·ΠΊΠΈΡ… молСкулярных масс с высокими, срСдними ΠΈ Π½ΠΈΠ·ΠΊΠΈΠΌΠΈ стСпСнями замСщСния. ΠŸΠΎΠ»ΡƒΡ‡Π΅Π½Π½Ρ‹Π΅ Ρ‚Π΅Ρ‚Ρ€Π°Π·ΠΎΠ»ΡŒΠ½Ρ‹Π΅ ΠΏΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄Π½Ρ‹Π΅ Ρ…Π°Ρ€Π°ΠΊΡ‚Π΅Ρ€ΠΈΠ·ΡƒΡŽΡ‚ΡΡ Π²Ρ‹Ρ€Π°ΠΆΠ΅Π½Π½ΠΎΠΉ Π°Π½Ρ‚ΠΈΠ±Π°ΠΊΡ‚Π΅Ρ€ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ Π°ΠΊΡ‚ΠΈΠ²Π½ΠΎΡΡ‚ΡŒΡŽ in vitro Π² ΠΎΡ‚Π½ΠΎΡˆΠ΅Π½ΠΈΠΈ S. aureus ΠΈ E. coli. Π‘Ρ€Π΅Π΄ΠΈ всСх ΠΏΠΎΠ»ΡƒΡ‡Π΅Π½Π½Ρ‹Ρ… ΠΏΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄Π½Ρ‹Ρ… наибольшСй Π°Π½Ρ‚ΠΈΠ±Π°ΠΊΡ‚Π΅Ρ€ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ Π°ΠΊΡ‚ΠΈΠ²Π½ΠΎΡΡ‚ΡŒΡŽ характСризуСтся ΠΏΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄Π½ΠΎΠ΅ Ρ…ΠΈΡ‚ΠΈΠ½Π° срСднСй молСкулярной массы ΡƒΠΌΠ΅Ρ€Π΅Π½Π½ΠΎΠΉ стСпСни замСщСния. УстановлСнная ΠΏΠΎ Π·ΠΎΠ½Π΅ ингибирования роста Π±Π°ΠΊΡ‚Π΅Ρ€ΠΈΠΉ Π°Π½Ρ‚ΠΈΠ±Π°ΠΊΡ‚Π΅Ρ€ΠΈΠ°Π»ΡŒΠ½Π°Ρ Π°ΠΊΡ‚ΠΈΠ²Π½ΠΎΡΡ‚ΡŒ Π΄Π°Π½Π½ΠΎΠ³ΠΎ ΠΏΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄Π½ΠΎΠ³ΠΎ сопоставима с Π°Π½Ρ‚ΠΈΠ±Π°ΠΊΡ‚Π΅Ρ€ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ Π°ΠΊΡ‚ΠΈΠ²Π½ΠΎΡΡ‚ΡŒΡŽ Π°Π½Ρ‚ΠΈΠ±ΠΈΠΎΡ‚ΠΈΠΊΠΎΠ² Π°ΠΌΠΏΠΈΡ†ΠΈΠ»Π»ΠΈΠ½Π° ΠΈ Π³Π΅Π½Ρ‚Π°ΠΌΠΈΡ†ΠΈΠ½Π°
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