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一种新对牙的抗效果:一个体外研究

Olivia Lili Zhang¹, John Yun Niu¹, Ollie Yiru Yu¹

¹Faculty of Dentistry, The University of Hong Kong, Hong Kong 999077, China.

International journal of molecular sciences

|September 28, 2023

概括

GAPI有效地对抗生物膜,并有助于人工牙损中的再生矿物化. 这种通过减少细菌负载和促进矿物质恢复,显示出治疗牙的巨大潜力.

科学领域:

生物材料科学生物材料科学
牙科研究牙科研究
微生物学微生物学

背景情况:

牙损是一种普遍的口腔疾病,其特点是去矿化和生物膜形成.
目前的治疗方法往往侧重于控制症状,而不是解决病进展的根本原因.
需要新的治疗药物来增强重矿化和抑制空性生物膜.

研究的目的:

调查GAPI对人工牙虫的抗菌膜和再生矿物效应.
评估GAPI对细菌活力,病变深度和各种牙中的矿物质含量的影响.
评估GAPI处理后牙原蛋白和氧酸盐结晶性的结构变化.

主要方法:

创建了人造牙损伤模型,并用GAPI或对照溶液对牙块进行了7天的治疗.
扫描电子显微镜 (SEM) 用于可视化细菌结构和牙原蛋白.
细菌活力 (死活比,日志CFU),病变深度,矿物质损失和酸结晶度 (XRD) 被量化.

主要成果:

与对照组相比,GAPI治疗显著降低了细菌活力和殖民地形成单位.
在GAPI治疗组中,损伤深度和矿物质损失明显较低,这表明再生矿物.
在GAPI组中,SEM显示了受损的细菌和更少的暴露的原纤维,而XRD显示了增强的酸结晶性.

结论:

GAPI表现出显著的抗菌膜特性,用于对抗人工牙损伤中的*S. mutans*.
GAPI显示出显著的再生矿物效应,促进酸的结晶和减少脱矿.
这些发现表明,GAPI作为一种有前途的治疗剂,可以用于管理和潜在地逆转牙损伤.

关键词:

抗微生物药物是一种抗菌药物.皮肤腐烂,皮肤腐烂.脱矿化脱矿化酸是一种酸.预防预防预防重矿化是指重矿化的过程.

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Peptide Bonds

Peptide Bonds

A peptide bond covalently attaches amino acids through a dehydration reaction. One amino acid's carboxyl group and another amino acid's amino group combine, releasing a water molecule. The resulting bond is the peptide bond. The products that such linkages form are peptides. As more amino acids join this growing chain, the resulting chain is a polypeptide. Each polypeptide has a free amino group at one end. This end has the N-terminal, or the amino-terminal, and the other end has a free...