BackgroundInter-appointment medication of the root canals with appropriate intracanal medicaments has been advocated to improve root canal disinfection. Graphene oxide (GO) has shown promising antimicrobial activity against a wide range of microorganisms, besides the capability of carrying antibiotics. The current study aimed to compare the antibacterial activity of double antibiotic paste (DAP) and GO per se and in combination (GO-DAP) against Enterococcus faecalis (E. faecalis).MethodsA total of 108 extracted human mandibular premolars were contaminated with three-week-old E. faecalis and subjected to a primary microbial assessment. The samples were categorized into 15 groups concerning the intracanal medicament (DAP, GO, GO-DAP, and control) and contact time (1, 7, and 14 days). Then, the root canals were medicated, incubated, and resubjected to a secondary antimicrobial evaluation. The colony-forming units (CFU) were counted to calculate the antimicrobial efficacy. The data were analyzed via the Kruskal-Wallis test (alpha = 0.05).ResultsGO-DAP was the only medicament that completely eradicated E. faecalis in 1 day. The percentage reduction of CFU/ml in the GO-DAP and DAP groups was higher than that in the GO group at all allocated contact times. Furthermore, a significant decrease of the CFU/ml was seen in the GO and DAP groups after 7 and 14 days of being medicated (P < 0.05).ConclusionSince GO-DAP improved root canal disinfection, this novel material can be introduced as a promising intracanal medicament against E. faecalis even in the short run.
机构:
Islamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Akbari, Tayebeh
Pourhajibagher, Maryam
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tehran Med Sci, Dent Res Inst, Dent Res Ctr, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Pourhajibagher, Maryam
Hosseini, Farzaneh
论文数: 0引用数: 0
h-index: 0
机构:
Islamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Hosseini, Farzaneh
Chiniforush, Nasim
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tehran Med Sci, Dent Res Inst, LRCD, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Chiniforush, Nasim
Gholibegloo, Elham
论文数: 0引用数: 0
h-index: 0
机构:
Univ Zanjan, Fac Sci, Dept Chem, Zanjan, Iran
Univ Tehran Med Sci, Pharmaceut Sci Res Ctr, Nanobiomat Grp, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Gholibegloo, Elham
论文数: 引用数:
h-index:
机构:
Khoobi, Mehdi
Shahabi, Sima
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tehran Med Sci, Dent Res Inst, LRCD, Tehran, Iran
Univ Tehran Med Sci, Res Ctr Sci & Technol Med, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Shahabi, Sima
Bahador, Abbas
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tehran Med Sci, Dent Res Inst, LRCD, Tehran, Iran
Univ Tehran Med Sci, Sch Med, Dept Microbiol, Keshavarz Blvd,100 Poursina Ave, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
机构:
Islamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Akbari, Tayebeh
Pourhajibagher, Maryam
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tehran Med Sci, Dent Res Inst, Dent Res Ctr, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Pourhajibagher, Maryam
Hosseini, Farzaneh
论文数: 0引用数: 0
h-index: 0
机构:
Islamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Hosseini, Farzaneh
Chiniforush, Nasim
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tehran Med Sci, Dent Res Inst, LRCD, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Chiniforush, Nasim
Gholibegloo, Elham
论文数: 0引用数: 0
h-index: 0
机构:
Univ Zanjan, Fac Sci, Dept Chem, Zanjan, Iran
Univ Tehran Med Sci, Pharmaceut Sci Res Ctr, Nanobiomat Grp, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Gholibegloo, Elham
论文数: 引用数:
h-index:
机构:
Khoobi, Mehdi
Shahabi, Sima
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tehran Med Sci, Dent Res Inst, LRCD, Tehran, Iran
Univ Tehran Med Sci, Res Ctr Sci & Technol Med, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran
Shahabi, Sima
Bahador, Abbas
论文数: 0引用数: 0
h-index: 0
机构:
Univ Tehran Med Sci, Dent Res Inst, LRCD, Tehran, Iran
Univ Tehran Med Sci, Sch Med, Dept Microbiol, Keshavarz Blvd,100 Poursina Ave, Tehran, IranIslamic Azad Univ, Dept Microbiol, North Tehran Branch, Tehran, Iran