藥學共筆
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monoclonal antibody單株抗體~mab/mAb/moAb。主條目:biological preparation生物製劑

國家衛生研究院電子報第 630 期 抗體藥物與癌症治療Antibody drug and cancer treatment

分兩種[]

unconjugated monoclonal antibody:腫瘤特異性抗體(tumor-specific antibody)[]

單株抗體偶聯物(Antibody conjugates)[]

抗體藥物複合體/單株抗體藥品偶聯物(Antibody-drug conjugates):由抗體導向的化學療法藥品 單株抗體結合毒殺藥物(antibody-drug conjugates, ADCs)[]

放射免疫治療(radioimmunotherapy)=單株抗體放射性同位素偶聯物(antibody-radionuclide conjugates, ARCs)[]

  • 單株抗體上接上放射性同位素成為標靶藥品
    • Ibritumomab-tiuxetan 90γ(β-emitting isotope) conjugate, (target: CD20, biomarker: ,treat)
    • Tositumomab-I131(γ和β-emitting isotope) conjugate, (target: CD20, biomarker: ,treat)

MoA[]

增強防禦因子(increase immunity)[]

阻斷癌細胞關起免疫系統(block cancer cell to close immune system)[]

刺激免疫系統對癌細胞的辨認(stimulate immune system to recognize cancer cell)[]

使T細胞能辨認癌細胞(let T-cell can recognize cancer cell)[]

降低攻擊因子(suppress tumor growth)[]

  • unconjugated monoclonal antibody:腫瘤特異性抗體(tumor-specific antibody)
    • 針對特定標靶的未接合型單株抗體,最初的targeted therapy MoAb屬此類。和癌細胞上的抗原結合後引起抗體依賴型的細胞毒殺作用(antibody-dependent cellular cytotoxicity, ADCC)或補體依賴型的細胞毒殺作用(complement-mediated cytotoxicity, CMC)。
  • 單株抗體偶聯物(Antibody conjugates)
    • 抗體藥物複合體/單株抗體藥品偶聯物/單株抗體結合毒殺藥物(antibody-drug conjugates, ADCs)
    • 放射免疫治療(radioimmunotherapy)之單株抗體放射性同位素偶聯物(antibody-radionuclide conjugates, ARCs)

抑制癌細胞轉移(metastasis inhibitor癌症轉移抑制劑 )[]

Angiogenesis inhibitor血管新生抑制劑anti-angiogenesis:targeted therapy

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