相关实验视频
Updated: Jan 14, 2026

12:41
Stress-induced Antibiotic Susceptibility Testing on a Chip
Published on: January 8, 2014
6.8K
抗生素诱导过敏反应的药物基因组学:当前的证据和临床实践中的影响
Mohitosh Biswas1,2,3, Murshadul Alam Murad1, Md Ismail Hossain Ashik1
1Department of Pharmacy, Faculty of Science, University of Rajshahi, Rajshahi, Bangladesh.
Frontiers in pharmacology
|October 17, 2025
概括
抗生素对药物的不良反应是一个主要的安全问题. 药物基因组学 (PGx) 显示了与抗生素毒性的遗传联系,但临床实施受到验证差距的限制.
科学领域:
- 药物基因组学 药物基因组学
- 药品安全 药品安全
- 遗传学 是一个遗传学.
背景情况:
- 抗生素的不良药物反应 (ADR) 构成了全球健康威胁.
- 免疫介导的不良反应,包括严重的皮肤不良反应 (SCAR),是严重的患者安全问题.
研究的目的:
- 从药物基因组学 (PGx) 的角度审查当前关于抗生素相关毒性的遗传证据.
- 探索基于PGx的剂量建议和实施障碍的状态.
主要方法:
- 系统的文献审查.
- 鉴定与毒性相关的抗生素基因对.
- 评估现有的基于PGx的剂量指南.
主要成果:
- 确定了12个抗生素基因对,具有中度至高的PGx毒性证据.
- 发现有限的基于PGx的剂量指南可供临床使用.
- 突出特别的关联,如Co-trimoxazole-SCARs (HLA-B/C) 和异化物肝损伤 (NAT2).
结论:
- 尽管有越来越多的遗传证据,但将PGx发现转化为常规抗生素治疗是不够的.
- 缺乏验证和复制阻碍了临床实施.
- 准确医学需要进一步的临床研究,成本效益分析和多基因风险评分的开发.
相关概念视频
Antibiotic Selection
59.4K
Overview
59.4K
Development of Antibiotic Resistance
1.3K
Antibiotic resistance is a major public health concern that arises when bacteria evolve mechanisms to withstand the effects of antibiotic treatments. This resistance can be intrinsic, acquired through genetic mutations, or transferred between bacteria via horizontal gene transfer. The development of antibiotic resistance poses significant challenges in treating bacterial infections and necessitates ongoing research to develop new therapeutic strategies.Intrinsic resistance occurs when bacterial...
1.3K
Allergic Drug Reactions
1.3K
Allergic reactions related to drugs are hypersensitivity responses driven by the immune system and bear no connection to the drug's therapeutic action. While drugs in isolation do not trigger an immune response, they can interact with endogenous proteins to form antigens. These antigens stimulate lymphocytes to produce antibodies. IgE-type antibodies attach themselves to mast cells. Upon subsequent exposure to the same stimulus, the antigen-antibody interaction is initiated, unleashing...
1.3K
Combined Effects of Drugs: Synergism
6.7K
Synergism is a useful mechanism where combining two or more drugs is more effective than each constituent used alone. Such combinations are also called supra-additive interactions. The drugs collectively enhance the final therapeutic effect by acting on different targets. Another advantage is that the low dose of each constituent drug is sufficient to achieve the desired effect. This helps reduce the duration of therapy and lower the adverse effects of these drugs.
Such synergistic combinations...
Such synergistic combinations...
6.7K
Pharmacokinetics: Drug–Drug Interactions
349
Drug interactions occur when the pharmacological effect of one drug is altered by another substance, either enhancing or diminishing its activity. The drug whose activity is altered is known as the object drug, and the substance causing the alteration is called the agent drug or the precipitant. The net effects of these interactions are mostly undesirable, leading to decreased effectiveness or increased adverse effects. In rare cases, interactions can be beneficial, such as the enhanced...
349
Desensitization and Tachyphylaxis
3.0K
Tachyphylaxis is described as a rapid decrease in response to a drug after repeated or continuous administration of the same drug dose. It is a phenomenon where the body becomes less responsive to a particular substance or intervention over time, requiring higher doses or stronger interventions to achieve the same effect. It results from adaptive changes in the body's receptors, signaling pathways, or physiological processes that occur in response to prolonged exposure to a stimulus.
3.0K

