使用最先进的分析方法,对拟议的生物相似物SB17和乌斯特基努马布基准产品之间的相似性评估进行表征
Sung-Yong Yang1, Changsoo Lee1, Keumbi Hwang1
1Quality Evaluation Team, Samsung Bioepis Co., Ltd, Incheon, South Korea.
Drugs in R&D
|January 17, 2025
概括
在SB17的结构,物理化学和生物学上,它与乌斯特基努马布基准产品 (RP) 有着相似之处. 这种全面的分析特征支持SB17作为一种可比的生物仿制药,用于治疗炎症性疾病.
科学领域:
- 免疫学 免疫学 免疫学
- 生物化学 生物化学
- 生物技术是生物技术.
背景情况:
- SB17 是 ustekinumab 参考产品 (RP) 的生物类似候选者,一种针对 IL-23 和 IL-12 的单克隆抗体.
- 乌斯特基努马布调节免疫反应,对炎症性疾病至关重要.
研究的目的:
- 为了证明SB17和ustekinumab RP.之间的结构,物理化学和生物相似性.
- 使用最先进的分析方法进行全面的比较.
主要方法:
- 对SB17与欧盟和美国ustekinumab RP. 的并排分析比较.
- 评估纯度,杂质,电荷异质,结构,数量和生物活动 (与Fab和Fc相关).
主要成果:
- SB17的结构,物理化学和生物学属性与乌斯特基努马布RP相似.
- 在翻译后的修改,高阶结构或聚合物中没有观察到临床上有意义的差异.
- 虽然细胞系差异 (SB17的CHO,RP的Sp2/0) 导致了变体差异,但生物活性仍然相当,这表明没有临床意义.
结论:
- 在关键质量属性上,SB17在分析上与ustekinumab RP可比.
- 这些发现支持SB17具有可比安全性和有效性的潜力.
- 综合相似性评估证实了SB17与乌斯特基努马布RP的生物相似性.
更多相关视频
07:25In Vitro Methods for Comparing Target Binding and CDC Induction Between Therapeutic Antibodies: Applications in Biosimilarity Analysis
Published on: May 4, 2017
17.7K
07:29HPLC Coupled with Chemical Fingerprinting for Multi-Pattern Recognition for Identifying the Authenticity of Clematidis Armandii Caulis
Published on: November 11, 2022
1.9K
相关概念视频
Bioequivalence: Overview
Pharmaceutical equivalents, by definition, are drug products with the same active ingredient in the same quantities, encapsulated in identical dosage forms, and intended for the same administration routes. These pharmaceutical equivalents are deemed bioequivalent if the bioavailability of the active entity in the drug preparations is similar. Moreover, pharmaceutical equivalents demonstrating bioequivalence are also regarded as therapeutically equivalent. This means that when used as directed,...
Bioequivalence Data: Statistical Interpretation
The statistical interpretation of bioequivalence data is a significant aspect of pharmaceutical research. Bioequivalence refers to the absence of any significant difference in the rate and extent to which the active ingredient in pharmaceutical products becomes available at the site of drug action when administered at the same molar dose under similar conditions. This helps determine if different drug products have similar absorption rates, ensuring their interchangeability.Statistical...
Drug Products: Biologics, Biosimilars and Interchangeables
Biologics, derived from living sources such as humans, animals, or microorganisms, represent a significant category of pharmaceuticals. These complex molecules, developed through advanced biotechnological methods or purified from natural sources, include essential medical treatments like insulin and growth hormones. The complexity of biologics arises from their large molecular structures and the intricate processes required for their production, making them distinct from conventional...
