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author:

Li, Ya (Li, Ya.) [1] | Cheng, Cui (Cheng, Cui.) [2] (Scholars:程翠) | Gao, Xiaoran (Gao, Xiaoran.) [3] | Wang, Siyuan (Wang, Siyuan.) [4] | Ye, Hanhui (Ye, Hanhui.) [5] | Han, Xiao (Han, Xiao.) [6] (Scholars:韩霄)

Indexed by:

EI Scopus SCIE

Abstract:

Despite aminoglycosides (AGs) have superior antibacterial ability, all approved AGs by FDA are associated with adverse effects such as ototoxicity and nephrotoxicity. To solve these problems, AGs hydrogels based on dynamic covalent bond cross-linking were quickly prepared within 25 s by using AGs, aldehyde hyaluronic acid (A-HA), and adipic acid dihydrazide graft hyaluronic acid (HA-ADH) as materials. FT-IR, thermal analysis, and SEM results exhibited that A-HA/HA-ADH/AGs hydrogels were successfully synthesized with highly porous and interconnected network structure. The water absorption ratio of the hydrogels increased with the decreasing pH and temperature, indicating the hydrogels were pH- and temp-responsive. The pH-dependent degradation also demonstrated pH sensitivity of the hydrogels. Rheology and self-healing analysis assessment displayed that AGs hydrogels had good mechanical property, self-healing ability, and injectability. The hydrogels had no cytotoxicity to L929 cells and their hemolysis ratios were between 0.7% and 1.3%, which reached a nontoxic level. Most importantly, inhibition zones results demonstrated that the hydrogels had excellent and sustained antibacterial performance against Escherichia coli and Staphylococcus aureus. Therefore, A-HA/HA-ADH/AGs hydrogels are potential dressings for wound healing. Further plans including antibacterial and in vivo wound healing assays will be shown in the next work.

Keyword:

aminoglycosides dynamic covalent bonds hydrogels pH sensitivity sustained antibacterial

Community:

  • [ 1 ] [Li, Ya]Fuzhou Univ, Coll Biol Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 2 ] [Cheng, Cui]Fuzhou Univ, Coll Biol Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 3 ] [Gao, Xiaoran]Fuzhou Univ, Coll Biol Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 4 ] [Wang, Siyuan]Fuzhou Univ, Coll Biol Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 5 ] [Han, Xiao]Fuzhou Univ, Coll Biol Sci & Engn, Fuzhou 350108, Peoples R China
  • [ 6 ] [Ye, Hanhui]Fujian Med Univ, Mengchao Hepatobiliary Hosp, United Innovat Mengchao Hepatobiliary Technol Key, Fuzhou 350025, Peoples R China

Reprint 's Address:

  • 程翠 韩霄

    [Cheng, Cui]Fuzhou Univ, Coll Biol Sci & Engn, Fuzhou 350108, Peoples R China;;[Han, Xiao]Fuzhou Univ, Coll Biol Sci & Engn, Fuzhou 350108, Peoples R China;;[Ye, Hanhui]Fujian Med Univ, Mengchao Hepatobiliary Hosp, United Innovat Mengchao Hepatobiliary Technol Key, Fuzhou 350025, Peoples R China

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Source :

JOURNAL OF APPLIED POLYMER SCIENCE

ISSN: 0021-8995

Year: 2020

Issue: 41

Volume: 137

3 . 1 2 5

JCR@2020

2 . 7 0 0

JCR@2023

ESI Discipline: CHEMISTRY;

ESI HC Threshold:160

JCR Journal Grade:2

CAS Journal Grade:3

Cited Count:

WoS CC Cited Count: 14

SCOPUS Cited Count: 12

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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