在生物制药制造和储存过程中蛋白质吸附的影响
John D Downey1, Abina M Crean1, Katie B Ryan1
1SSPC, The Research Ireland Centre for Pharmaceuticals, School of Pharmacy, University College Cork, Cork T12K8AF, Ireland.
概括
蛋白质疗法可以由于制造和储存期间的表面相互作用而聚合. 本综述探讨了在接口上的蛋白质吸附和维持治疗蛋白质稳定性和安全性的策略.
科学领域:
- 生物制药制造业 生物制药制造业
- 蛋白质科学是一种蛋白质科学.
- 配方开发 配方开发
背景情况:
- 治疗性蛋白质在制造和储存过程中与多个接口相互作用.
- 蛋白质在接口上的吸附可以导致形状变化,聚合和粒子形成.
- 这些变化损害了生物治疗产品的疗效和安全性.
研究的目的:
- 审查当前关于在填充完成和储存期间在接口处生物治疗吸附的研究.
- 确定影响蛋白质吸附和界面稳定性的因素.
- 通过合理的配方设计,突出减轻接口吸附的策略.
主要方法:
- 在接口上对蛋白质吸附行为的文献综述.
- 分析影响蛋白质表面相互作用的因素 (疏水性,电荷).
- 检查目前减轻蛋白质吸附的方法.
主要成果:
- 表面吸附是治疗性蛋白质结构变化和聚合的关键驱动因素.
- 界面疏水性和电荷显著影响蛋白质吸附和稳定性.
- 合理的配方设计提供了有希望的策略,以尽量减少有害的蛋白质表面相互作用.
结论:
- 尽量减少蛋白质表面相互作用对于保持治疗蛋白质的结构和体稳定性至关重要.
- 了解和控制蛋白质吸附对于确保生物治疗药物的安全性和有效性至关重要.
- 需要先进的配方策略来应对生物制药制造和储存方面的挑战.
更多相关视频
相关概念视频
Factors Influencing Drug Absorption: Pharmaceutical Parameters
111
Solid dosage forms such as tablets and capsules undergo rigorous manufacturing processes to ensure stability and effectiveness. Their dissolution and absorption properties are influenced significantly by the choice of excipients (inactive ingredients that serve various roles in the formulation), and the methodology applied during production. The manufacturing parameters, such as compression force and granulation techniques, significantly affect dissolution rates. Elevated compression forces...
111
Factors Affecting Protein-Drug Binding: Patient-Related Factors
34
Protein-drug binding, a pivotal aspect of pharmacokinetics, is subject to considerable variability influenced by an array of patient-related factors. The intricate interplay of age, individual differences, and pathological conditions significantly impact the binding dynamics and subsequent pharmacological effects.
Age stands as a key determinant in protein-drug binding. Neonates, characterized by low albumin content, experience heightened concentrations of unbound drugs such as phenytoin and...
Age stands as a key determinant in protein-drug binding. Neonates, characterized by low albumin content, experience heightened concentrations of unbound drugs such as phenytoin and...
34
Factors Affecting Protein-Drug Binding: Protein-Related Factors
102
Drug binding to proteins is a key aspect of pharmacokinetics and can influence a drug's distribution, absorption, and elimination in the body. Several factors, including the drug's physiochemical properties, protein concentration, disease states, and the number of binding sites on the protein, influence this process.
The physicochemical properties of a drug play a significant role in its ability to bind to proteins. Lipophilic drugs, which dissolve in fats, oils, and lipids, can be...
The physicochemical properties of a drug play a significant role in its ability to bind to proteins. Lipophilic drugs, which dissolve in fats, oils, and lipids, can be...
102
Factors Affecting Protein-Drug Binding: Drug-Related Factors
66
Drug binding to proteins is a complex phenomenon influenced by various drug-related factors, each playing a significant role in the interaction between drugs and proteins within the body.
One crucial factor in drug-protein binding is the drug's lipophilicity or its affinity for fat. More lipophilic drugs tend to have higher binding extents. For example, highly lipophilic drugs like cloxacillin exhibit substantial protein binding, with as much as 95% of the drug binding to proteins. In...
One crucial factor in drug-protein binding is the drug's lipophilicity or its affinity for fat. More lipophilic drugs tend to have higher binding extents. For example, highly lipophilic drugs like cloxacillin exhibit substantial protein binding, with as much as 95% of the drug binding to proteins. In...
66
Protein-Drug Binding: Mechanism and Kinetics
222
Protein-drug binding refers to the interaction between drugs and proteins within the body. This binding process can occur intracellularly, involving drug interactions with enzymes or receptors within cells, or extracellularly, involving plasma proteins in the blood.
Various forces drive these interactions, including hydrogen bonds, hydrophobic interactions, ionic bonds, electrostatic interactions, and van der Waals forces. These bonds enable drugs to bind to specific sites on proteins,...
Various forces drive these interactions, including hydrogen bonds, hydrophobic interactions, ionic bonds, electrostatic interactions, and van der Waals forces. These bonds enable drugs to bind to specific sites on proteins,...
222
Factors Affecting Protein-Drug Binding: Drug Interactions
83
Drug interactions are a critical aspect of pharmacology and can occur when two or more drugs compete for the same binding site. This competition can result in one drug displacing another, altering the effect of the displaced drug. Drug interactions are complex processes that rely heavily on how much of the displacer drug is present and how strongly it can bind to the same sites as the displaced drug.
Displacement interactions can have varying outcomes, ranging from toxicity to virtually...
Displacement interactions can have varying outcomes, ranging from toxicity to virtually...
83


