再結合モノクローナル抗体バイオシミラーの分析および機能的生物類似性評価を行うためのベストプラクティス
Anurag S Rathore1,2, Raj Suryanarayanan3,4, Reza Nejadnik3,5
1Department of Chemical Engineering, Indian Institute of Technology, Hauz Khas, Delhi, New Delhi, 110016, India. asrathore@biotechcmz.com.
The AAPS journal
|February 18, 2026
まとめ
バイオシミラー薬は,副作用が少ない効果的な治療法を提供しますが,高価です. モノクローナル抗体 (mAbs) の生物類似性を実証するには,特に補助物質に関する分析上の課題があり,安定性と評価結果に影響を与えます.
科学分野:
- バイオ医薬品開発
- アナリティカル・ケミストリー (Analytical Chemistry) とは
- 規制科学 規制科学とは
背景:
- バイオセラピーは,小分子よりも優れた有効性と安全性を提供しますが,より高いコストで,アクセシビリティを制限します.
- 承認された基準医薬品と非常に類似したバイオシミラルは,これらの先進的な治療法の手頃な価格とアクセスを高めることを目的としています.
- 生物類似性を実証するには,規制当局の承認のための重要なステップである広範な分析特性が必要です.
研究 の 目的:
- モノクローナル抗体 (mAb) 製品の生物類似性を実証する課題を特定し,議論する.
- mAbの生物類似性評価,製品安定性,分析結果などに起因物質の影響を具体的に検討する.
- mAb製剤における補助剤関連の課題を解決するバイオシミラーメーカーにベストプラクティスを提供すること.
主な方法:
- オートゴーナル,高解像度技術を用いた包括的な分析的特徴付け.
- エキシピエントの除去が製品の安定性に与える影響を調べたケーススタディ.
- 生物類似性評価で使用される一般的な分析および機能的測定法に対する補助物質の影響の評価.
主要な成果:
- 補助成分は,モノクローナル抗体 (mAb) 製品の安定性に大きく影響する可能性があります.
- 補助物質の存在は,生物類似性評価に使用されるさまざまな分析および機能的ツールから得られた結果を変更することができます.
- これらの影響を理解することは,正確な生物類似性評価を行う上で極めて重要です.
結論:
- mAbsの生物類似性の実証に成功するには,分析的および機能的評価における補助物質の効果を慎重に検討する必要があります.
- 補助物質の管理に関するベストプラクティスは,生物類似薬の製造者が特徴付けの課題を克服するために不可欠です.
- 批量番号,受容基準,正方形の方法に対する戦略的アプローチは,規制当局の承認に不可欠です.
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