KR20130012556A - 단백질 또는 펩티드 약물과 황산기 함유 다당류로 이루어진 안정적이고 지속적인 약물전달을 위한 약물복합체 - Google Patents
단백질 또는 펩티드 약물과 황산기 함유 다당류로 이루어진 안정적이고 지속적인 약물전달을 위한 약물복합체 Download PDFInfo
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- KR20130012556A KR20130012556A KR1020120079767A KR20120079767A KR20130012556A KR 20130012556 A KR20130012556 A KR 20130012556A KR 1020120079767 A KR1020120079767 A KR 1020120079767A KR 20120079767 A KR20120079767 A KR 20120079767A KR 20130012556 A KR20130012556 A KR 20130012556A
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- Public Health (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- Immunology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Gastroenterology & Hepatology (AREA)
- Medicinal Preparation (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Abstract
Description
도 2는 본 발명의 약물복합체(트레일-콘드로이친황산)의 이온결합 형성에 따른 투과도를 측정하여 나타낸 그래프이다.
도 3A는 본 발명의 약물복합체(트레일-콘드로이친황산 복합체)에 있어, 트레일과 콘드로이친황산의 중량비에 따른 제타전위를 측정하여 나타낸 그래프이다.
도 3B는 본 발명의 약물복합체(트레일-황산 데르마탄 복합체)에 있어, 트레일과 황산 데르마탄의 중량비에 따른 제타전위를 측정하여 나타낸 그래프이다.
도 4는 본 발명의 약물복합체에 있어, 약물과 다당류의 중량비에 따른 복합체의 평균지름을 측정하여 나타낸 그래프이다.
도 5는 4℃의 온도조건에서 24시간 보관한 본 발명의 약물복합체(트레일-콘드로이친황산 복합체)를 자궁경부암 세포에 적용한 후 시간 경과에 따른 약물(트레일)의 활성능력을 세포독성 평가를 통해 나타낸 그래프이다.
도 6은 37℃의 온도 조건에서 24시간 보관한 본 발명의 약물복합체(트레일-콘드로이친황산 복합체)를 자궁경부암 세포에 적용한 후 시간 경과에 따른 약물(트레일)의 활성능력을 세포독성 평가를 통해 나타낸 그래프이다.
도 7은 트레일(단백질 약물)의 반감기를 측정하여 나타낸 그래프이다.
도 8은 본 발명의 약물복합체(트레일-콘드로이친황산 복합체)를 생체 내에 적용 후 기간 경과에 따른 약물의 활성능력을 암 크기의 측정을 통해 평가한 그래프이다.
도 9는 트레일-콘드로이친황산 이온 복합체를 포함하는 PLGA 마이크로입자 내부의 약물 봉입율 및 약물 중량비를 나타낸 것이다.
도 10은 PLGA 마이크로입자 내부 트레일-콘드로이친황산 이온복합체의 분포를 공초점 전자현미경을 이용하여 확인한 사진으로써 각각 빨간색은 트레일을, 초록색은 콘드로이친황산을, 주황색은 트레일과 콘드로이친황산을 겹쳐서 나타낸 것이다.
도 11은 PLGA 마이크로입자로부터의 트레일 방출곡선 그래프를 나타낸 것이다.
Claims (10)
- 단백질 또는 펩티드 약물과 황산기 함유 다당류로 이루어진 안정적이고 지속적인 약물전달을 위한 약물복합체.
- 제1항에 있어서,
pH2 이상에서 상기 황산기 함유 다당류가 음전하를 가지면서 상기 단백질 또는 펩티드 약물이 양전하를 가지는 pH 조건에서 상기 두 물질간의 이온결합을 통해 복합체를 형성하는 것을 특징으로 하는 안정적이고 지속적인 약물전달을 위한 약물복합체. - 제1항에 있어서,
상기 황산기 함유 다당류는 퓨코이단, 콘드로이친황산, 펙틴(갈락투론산), 카로닌황산(셀룰로오스에 황산기가 결합한 것), 황산데르마탄, 헤파린 황산, 케라틴 황산, 황산 덱스트란, 덱스트란황산셀룰로오스 및 카라기난으로 이루어진 군으로부터 선택된 1종 이상인 것을 특징으로 하는 안정적이고 지속적인 약물전달을 위한 약물복합체. - 제1항에 있어서,
상기 황산기 함유 다당류는 중량 평균 분자량이 1000 내지 5,000,000이며, 약물과 다당류가 복합체를 형성하는 비율은 1:0.01 내지 1:100의 중량비인 것을 특징으로 하는 안정적이고 지속적인 약물전달을 위한 약물복합체. - 제1항에 있어서,
상기 단백질 또는 펩티드 약물은 항암단백질인 트레일(TNF-related apoptosis-inducing ligand,TRAIL)이고, 황산기 함유 다당류는 콘드로이친황산인 것을 특징으로 하는 안정적이고 지속적인 약물전달을 위한 약물복합체. - 제5항에 있어서,
상기 약물복합체는 트레일과 콘드로이친황산의 중량비가 1:1 내지 1:2인 것을 특징으로 하는 약물복합체. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 약물복합체는 단백질 또는 펩티드 약물에 황산기 함유 다당류를 도입함으로써 약물이 구조적으로 안정화되며 반감기가 증진되는 효과를 갖는 것을 특징으로 하는 약물복합체. - 제1항에 따른 약물복합체를 포함하는 약물전달체.
- 제8항에 있어서,
단백질 또는 펩티드 약물의 구조적 안정화와 반감기 증진효과를 갖는 것을 특징으로 하는 약물전달체. - 제8항에 있어서,
상기 약물전달체는 서방형이며 생체적합성 및 생분해성을 갖는 것을 특징으로 하는 약물전달체.
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WO2022008699A1 (en) * | 2020-07-09 | 2022-01-13 | F. Hoffmann-La Roche Ag | Concentrated compositions of proteins, their preparation and use thereof |
KR102396010B1 (ko) | 2021-11-08 | 2022-05-10 | 코오롱이앤씨 주식회사 | 무기섬유 집속체를 포함하고 섬유강화 복합소재를 스킨재로 이용한 건축용 단열 기능성 샌드위치 패널 및 그 제조 방법 |
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US7517856B2 (en) * | 2005-10-11 | 2009-04-14 | Ben-Gurion University Of The Negev Research And Development Authority | Bioconjugates comprising sulfated polysaccharides and their uses |
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WO2022008699A1 (en) * | 2020-07-09 | 2022-01-13 | F. Hoffmann-La Roche Ag | Concentrated compositions of proteins, their preparation and use thereof |
KR102396010B1 (ko) | 2021-11-08 | 2022-05-10 | 코오롱이앤씨 주식회사 | 무기섬유 집속체를 포함하고 섬유강화 복합소재를 스킨재로 이용한 건축용 단열 기능성 샌드위치 패널 및 그 제조 방법 |
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