Hepatitis b virus pre-s region (120-145) 是一种 preS2 肽，可抑制单链 Fv 片段 (scFv) 或 IgG 与 r-HBsAg 的结合。

Taccalonolide AJ is a microtubule stabilizer; it has excellent and highly persistent antitumor efficacy when administered directly to the tumor, suggesting that the lack of antitumor efficacy seen with systemic administration of AJ is likely due to its short half-life in vivo.

Boc-Gly-Gly-Phe-Gly-OH TFA is a self-assembly of N-protected and C-protected tetrapeptides and is a protease cleaved connector for antibody-drug binding (ADC).