KR20110020779A - 도세탁셀 고분자 유도체 및 그 제조 방법 및 그 용도 - Google Patents
도세탁셀 고분자 유도체 및 그 제조 방법 및 그 용도 Download PDFInfo
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- KR20110020779A KR20110020779A KR1020107026177A KR20107026177A KR20110020779A KR 20110020779 A KR20110020779 A KR 20110020779A KR 1020107026177 A KR1020107026177 A KR 1020107026177A KR 20107026177 A KR20107026177 A KR 20107026177A KR 20110020779 A KR20110020779 A KR 20110020779A
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- docetaxel
- block copolymer
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Abstract
Description
도 2는 도 1에 나타내는 약물 방출성 시험의 결과에 기초하여, 실험 시작 후 24 시간에 있어서의 약물 유리율을, 폴리머에 결합한 도세탁셀량에 대하여 플롯한 그래프이다. 3점으로부터 회귀 직선을 구하였다.
도 3은 실시예 1의 도세탁셀 고분자 유도체 (PEG-pAsp-14DTX) 또는 도세탁셀 용액을 마우스에 투여하였을 때의 혈중 동태 시험의 결과를 나타내는 그래프이다. 검정색 동그라미는 PEG-pAsp-14DTX 50 mg/kg를 투여하였을 경우의 혈장중 총 도세탁셀 농도를 의미하고, 흰색 사각형은 PEG-pAsp-14DTX로부터 유리된 도세탁셀 농도를 의미하며, 검정색 삼각형은 도세탁셀의 10% 수크로스 용액 10 mg/kg을 투여하였을 경우의 혈장 중 도세탁셀 농도를 의미한다. 각 포인트는 3예의 평균값, 바는 표준 편차를 의미한다.
도 4는 인간 전립선암 PC-3 세포 담암 마우스에 실시예 1의 도세탁셀 고분자 유도체 (PEG-pAsp-14DTX)를 투여하였을 때의 종양 체적의 변화를 나타낸 그래프이다. 검정색 동그라미는 대조군 (무처치)을 의미하고, 흰색 삼각형은 도세탁셀의 DMSO 용액 투여군을 의미하며, 흰색 사각형은 PEG-pAsp-14DTX 15mg/kg 투여군을 의미하고, 검정색 사각형은 PEG-pAsp-14DTX 20 mg/kg 투여군의 종양 체적의 변화를 각각 의미한다. 검정색 화살표는 도세탁셀의 DMSO 용액 및 PEG-pAsp-14DTX 15mg/kg이 투여된 시점을, 흰색 화살표는 PEG-pAsp-14DTX 20 mg/kg이 투여된 시점을 각각 의미한다.
도 5는 인간 전립선암 PC-3 세포 담암 마우스에 실시예 1의 도세탁셀 고분자 유도체 (PEG-pAsp-14DTX)를 투여하였을 때의 체중의 변화를 나타낸 그래프이다. 검정색 동그라미는 대조군 (무처치)을 나타내고, 흰색 삼각형은 도세탁셀의 DMSO 용액 투여군, 흰색 사각형은 PEG-pAsp-14DTX 15mg/kg 투여군, 검정색 사각형은 PEG-pAsp-14DTX 20 mg/kg 투여군의 체중의 변화를 각각 나타낸다. 검정색 화살표는, 도세탁셀의 DMSO 용액 및 PEG-pAsp-14DTX 15mg/kg이 투여된 시점을, 흰색 화살표는, PEG-pAsp-14DTX 20 mg/kg이 투여된 시점을 각각 나타낸다.
도 6은 인간 유방암 MDA-MB-231 세포담암 마우스에 실시예 1의 도세탁셀 고분자 유도체 (PEG-pAsp-14DTX)를 투여하였을 때의 종양 체적의 변화를 나타낸 그래프이다. 검정색 동그라미는 대조군 (무처치)을 의미하고, 검정색 사각형은 PEG-pAsp-14DTX투여군을 의미하고, 화살표는 PEG-pAsp-14DTX가 투여된 시점을 나타낸다.
도7은 인간 유방암 MDA-MB-231 세포담암 마우스에 실시예 1의 도세탁셀 고분자 유도체 (PEG-pAsp-14DTX)을 투여하였을 때의 체중의 변화를 나타낸 그래프이다. 검정색 동그라미는 대조군 (무처치)을 의미하고, 검정색 사각형은 PEG-pAsp-14DTX 투여군을 의미하며, 화살표는 PEG-pAsp-14DTX가 투여된 시점을 나타낸다.
도 8은 건강한 정상 마우스에 실시예 1의 도세탁셀 고분자 유도체 (PEG-pAsp-14DTX 30 mg/kg), 비교예 1의 도세탁셀 고분자 유도체 (PEG-pAsp-5DTX 22mg/kg) 및 도세탁셀 용액 (15mg/kg)을 투여하였을 때의 체중의 변화를 비교한 그래프이다. 흰색 동그라미는 대조군 (무처치)을 의미하고, 검정색 동그라미는 실시예 1의 PEG-pAsp-14DTX투여군을 의미하며, 검정색 삼각형은 비교예 1의 PEG-pAsp-5DTX투여군을 의미하고, 흰색 사각형은 도세탁셀 용액투여군을 의미한다.
Claims (6)
- 폴리에틸렌 글리콜과 폴리아스파라긴산을 함유하여 이루어진 블록 공중합체의 아스파라긴산 측쇄의 카르복실기에, 도세탁셀이 가진 어느 하나 또는 복수의 수산기가 에스테르 결합하여 이루어지는 도세탁셀 고분자 유도체를 제조하는 방법으로서,
블록 공중합체에 대한 도세탁셀의 결합 비율 및/또는 결합수를 조정함으로써 얻은 도세탁셀 고분자 유도체로부터의 도세탁셀의 방출 속도를 조정하는 공정을 포함하여 이루어지는 방법. - 제1항에 있어서, (i) 블록 공중합체 1 분자당의 아스파라긴산 반복 단위의 총 수에 대한, 결합하는 도세탁셀 분자의 수의 비율을 28% 이상으로 하고 및/또는, (ii) 블록 공중합체 1 분자당 결합하는 도세탁셀 분자의 수를 11 이상으로 함으로써 얻은 도세탁셀 고분자 유도체로부터 0.1 M의 pH 7.4 인산나트륨 완충액 중에, 37℃에서 방출되는 도세탁셀의 방출 속도를 24 시간당 29% 이하로 조정하는 것인 방법.
- 폴리에틸렌 글리콜과 폴리아스파라긴산을 함유하여 이루어지는 블록 공중합체의 아스파라긴산 측쇄의 카르복실기에, 도세탁셀이 가진 어느 하나 또는 복수의 수산기가 에스테르 결합하여 이루어지는 도세탁셀 고분자 유도체로서,
(i) 블록 공중합체 1 분자당의 아스파라긴산 반복 단위의 총수에 대한, 결합하는 도세탁셀 분자의 수의 비율이 28% 이상이고, 및/또는 (ii) 블록 공중합체 1 분자당 결합하는 도세탁셀 분자의 수가 11 이상인 것인 도세탁셀 고분자 유도체. - 제3항에 있어서, 도세탁셀의 방출 속도는 0.1 M의 pH 7.4 인산나트륨 완충액 중에서, 37℃에서 24 시간당 29% 이하인 것인 도세탁셀 고분자 유도체.
- 제3항 또는 제4항에 있어서,
아래 일반 식 (Ⅰ)
(상기 식 중에서, R1은 수소 원자 또는 C1 내지 C6의 알킬기를 나타내고, L1은 연결기를 나타내며, R는 수소 원자 또는 도세탁셀이 가진 어느 하나 또는 복수의 수산기가 에스테르 결합한 상태의 분자를 나타내고, n은 40 내지 450의 정수를 나타내며, m+x는 35 내지 60의 정수를 나타내고, x는, m+x 중에서 0% 내지 90%을 차지하고, x가 존재할 경우, (COCHNH)의 유닛과 (COCH2CHNH)의 유닛은 랜덤하게 존재한다)
로 나타내는 것인 도세탁셀 고분자 유도체. - 제3항 내지 제5항 중 어느 하나의 항에 기재된 도세탁셀 고분자 유도체를 함유하는 항암제.
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WO2009041570A1 (ja) | 2007-09-28 | 2009-04-02 | Nippon Kayaku Kabushiki Kaisha | ステロイド類の高分子結合体 |
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EP2284209B1 (en) | 2008-05-08 | 2016-08-31 | Nippon Kayaku Kabushiki Kaisha | Polymer conjugate of folic acid or folic acid derivative |
CN102421827B (zh) | 2009-05-15 | 2014-07-30 | 日本化药株式会社 | 具有羟基的生理活性物质的高分子结合体 |
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CN103874710B (zh) | 2011-04-01 | 2018-03-27 | 耶鲁大学 | 细胞渗透型抗dna抗体和其抑制dna修复的用途 |
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TW201737946A (zh) * | 2016-03-30 | 2017-11-01 | Nanocarrier Co Ltd | 藥物複合化嵌段共聚合體、嵌段共聚合體及藥物複合化嵌段共聚合體之製造方法 |
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