相关实验视频
Updated: Jun 15, 2026

09:37
Cellular Encapsulation in 3D Hydrogels for Tissue Engineering
Published on: October 26, 2009
37.1K
一种无载体的治疗性eutectogel:结构,物理性质和抗菌能力
Jing Yuan1,2, Zhuoni Liu3, Tianxiang Yin3
1Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine Shanghai 200233 China mengsx163@163.com.
RSC advances
|August 5, 2025
概括
治疗性深层欧特基溶剂 (THEDES) 在水中自组成欧特基凝. 这种新型的eutectogel增强了黄素的溶解性,并表现出抗氧化和抗的特性,提供了一种多功能药物输送策略.
科学领域:
- 材料科学 材料科学 材料科学
- 制药科学 制药科学
- 超分子化学 超分子化学
背景情况:
- 欧特基凝正在成为具有显著应用潜力的先进材料.
- 治疗性深层浸泡溶剂 (THEDES) 为药物配方和输送提供了一种新的方法.
研究的目的:
- 开发和描述基于氧化和劳里克酸的THEDES.
- 研究THEDES在水环境中的自我组装到eutectogel中.
- 评估eutectogel在提高药物溶解性和生物活性方面的潜力.
主要方法:
- 对THEDESs的综合和描述.
- 测量物理性质 (密度,折射率,表面张力,粘度).
- 风病学分析,显微镜成像和凝机制研究.
- 评估黄素的可溶性和稳定性.
- 对抗氧化剂和抗P. acnes活性的评估.
主要成果:
- 通过使用oxymatrine和lauric acid成功开发了THEDS.
- 泰德斯 (3:7) 证明了在水中的自我组装成稳定的eutectogel.
- 尤特克托格尔有效地提高了黄素的溶解性和稳定性.
- 欧特格尔表现出显著的抗氧化和抗P. acnes活性.
结论:
- 通过THEDES在水中的自组装建立了一个简单有效的方法来构建治疗性eutectogels.
- 开发的eutectogel对药物输送应用有前途,特别是对于黄素等不溶性化合物.
- 该策略提供了一种通用方法,用于创建具有潜在治疗益处的功能性eutectogels.
相关概念视频
Surface Membrane Barriers
The skin and mucous membranes serve as the primary line of defense against pathogens by providing both physical and chemical protection. These barriers are essential in preventing the entry and establishment of microbes, thereby maintaining the integrity of the host.
The outer layer of the skin, the epidermis, is a robust barrier comprising layers of closely packed keratinized cells. This dense arrangement prevents microbes from penetrating the body. The periodic shedding of epidermal cells...
The outer layer of the skin, the epidermis, is a robust barrier comprising layers of closely packed keratinized cells. This dense arrangement prevents microbes from penetrating the body. The periodic shedding of epidermal cells...
Bacterial Cell Wall
The bacterial cell wall is an essential structural component that encases the plasma membrane, preserving cellular integrity, determining shape, and protecting against osmotic stress. This rigid yet flexible structure primarily comprises peptidoglycan, a polymer that forms a mesh-like matrix conferring mechanical strength and flexibility.Peptidoglycan Composition and StructurePeptidoglycan, the core of the bacterial cell wall, comprises alternating units of N-acetylglucosamine (NAG) and...
Chemical Agents for Microbial Control
Chemicals play important roles in controlling microbial growth by targeting microbial structures and functions as sanitizers, antiseptics, disinfectants, and sterilants.Alcohols are commonly used sanitizers, effectively disrupting lipid membranes, which compromises cell integrity. They are also used as antiseptics and disinfectants due to their rapid action and versatility.Phenols and their derivatives phenolics , known for denaturing proteins and disrupting cell membranes, are particularly...
Biological Methods for Microbial Control
Biological agents offer an effective means of controlling microbial growth by leveraging natural processes like predation, competition, and the secretion of antimicrobial substances.Predatory bacteria such as Bdellovibrio species target and kill pathogens like Salmonella and E. coli. They are widely used in poultry farms to control infections. Myxococcus species help combat plant-pathogenic fungi. These naturally occurring predators serve as eco-friendly alternatives to chemical pesticides and...
Antimicrobial Effectiveness
The effectiveness of antimicrobial agents depends on various factors influencing their ability to eliminate microbial populations. Larger microbial populations require more time for complete eradication, emphasizing the importance of population size analysis when evaluating antimicrobial efficacy.Microbial resistance to antimicrobial agents varies significantly. Highly resilient microorganisms include endospores, gram-negative bacteria, and non-enveloped viruses, while prions are exceptionally...
Inhibitors of Gram-positive Cell Wall Synthesis
Bacterial cell walls are typically rigid structures composed mainly of peptidoglycan, a mesh-like polymer that provides mechanical strength and maintains cell shape. The synthesis of peptidoglycan is a crucial process in bacterial growth and serves as a primary target for many antibiotics.Mechanism of Action of Beta-Lactam AntibioticsBeta-lactam antibiotics, such as penicillin, inhibit peptidoglycan synthesis in actively growing cells. These antibiotics share a characteristic four-membered...

