KR102106895B1 - 골재생 효능이 우수한 골질환 예방 또는 치료용 조성물 - Google Patents
골재생 효능이 우수한 골질환 예방 또는 치료용 조성물 Download PDFInfo
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른 세포주의 BMP-2 방출 거동을 나타낸 그래프이다.
도 3은 본 발명의 일 실시예에 따른 세포주의 ALP 활성도를 나타낸 그래프이다.
도 4는 외부로부터 BMP-2를 주입한 TDF 세포주의 ALP 활성도를 나타낸 그래프이다.
도 5는 본 발명의 일 실시예에 따른 세포주의 골분화 중 BMP-2 방출 거동을 나타낸 그래프이다.
도 6은 본 발명의 일 실시예에 따른 세포주의 골분화 관련 유전자 발현 수준을 나타낸 그래프이다.
도 7은 본 발명의 일 실시예에 따른 세포주의 칼슘 침착도를 나타낸 그래프이다.
도 8은 본 발명의 일 실시예에 따른 세포주의 미네랄 침착도를 나타낸 그래프이다.
도 9는 본 발명의 일 실시예에 따른 세포주의 대퇴부 골결손 동물 모델에 대한 골형성 효능을 나타낸 X-ray 이미지이다.
도 10은 본 발명의 일 실시예에 따른 세포주의 골형성 효능을 나타낸 micro-CT 결과이다.
도 11은 본 발명의 일 실시예에 따른 세포주의 두개골 골결손 동물 모델에 대한 골형성 효능을 나타낸 H&E 조직염색 결과 및 결손부위 크기 감소 정도를 비교하는 그래프이다.
도 12는 본 발명의 일 실시예에 따른 세포주의 간시클로비르(gancyclovir) 처리 농도 및 시간에 따른 세포 형태를 나타낸 이미지이다.
도 13은 간시클로비르(gancyclovir) 처리 농도 및 시간에 따른 세포 수를 나타낸 그래프이다.
도 14는 본 발명의 일 실시예에 따른 세포주의 형태를 촬영한 이미지이다.
도 15는 본 발명의 일 실시예에 따른 세포주의 BMP-2 방출 거동을 나타낸 그래프이다.
도 16은 본 발명의 일 실시예에 따른 세포주의 골분화 관련 유전자 발현 수준을 나타낸 그래프이다.
도 17은 본 발명의 일 실시예에 따른 세포주의 칼슘 침착도를 나타낸 그래프이다.
도 18은 본 발명의 일 실시예에 따른 세포주의 미네랄 침착도를 나타낸 그래프이다.
도 19는 본 발명의 일 실시예에 따른 세포주의 두개골 골결손 동물 모델에 대한 골형성 효능을 나타낸 H&E 조직염색 결과이다.
도 20은 본 발명의 일 실시예에 따른 세포주의 6-TG 약물에 대한 저항성 테스트 결과를 나타낸 이미지이다.
도 21은 본 발명의 일 실시예에 따른 세포주에 대한 아미노프테린 약물의 세포 사멸 효과를 나타낸 이미지이다.
도 22는 본 발명의 일 실시예에 따른 세포주의 골재생 마커 발현 정도를 나타낸 이미지이다.
도 23은 lgK 부착 여부에 따른 BMP-2 방출 거동을 비교하는 그래프이다.
도 24는 HGPRT 유전자 편집 후, 대조군과 이중 킬 스위치 군의 HGPRT 발현량을 비교하는 그래프이다.
Claims (9)
- BMP-2 암호화 유전자 및 HSV-tk 암호화 유전자를 포함하고, HGPRT 암호화 유전자가 녹아웃(knock out)된 이중 킬 스위치(dual kill switch) 발현벡터가 도입된 테라토마로부터 생성되는 섬유아세포(TDF, Teratoma-derived fibroblast)를 유효성분으로 포함하는, 골결손 예방 또는 치료용 약학적 조성물.
- 제1항에 있어서,
ALP(Alkaline phosphatase), IBSP(Integrin binding sialoprotein), RUNX2(Runt-relatedtranscription factor 2), OSX(Osterix), SPP1(Secreted phosphoprotein 1) 및 OCN(Osteocalcin)으로 이루어진 군으로부터 선택되는 하나 이상의 마커 발현을 증가시키는, 골결손 예방 또는 치료용 약학적 조성물.
- 제1항에 있어서,
상기 조성물은 지지체(scaffold)를 더 포함하는, 골결손 예방 또는 치료용 약학적 조성물.
- 제3항에 있어서,
상기 지지체는 폴리카프로락톤(PCL, Polycaprolactone) 또는 이상인산칼슘(BCP, Biphasic calcium phosphate)으로 이루어진, 골결손 예방 또는 치료용 약학적 조성물.
- 삭제
- BMP-2 암호화 유전자 및 HSV-tk 암호화 유전자를 포함하는 벡터를 제조하는 단계;
상기 벡터 내 HGPRT 암호화 유전자를 녹아웃시키는 단계; 및
상기 벡터를 테라토마로부터 생성되는 섬유아세포(TDF, Teratoma-derived fibroblast)에 도입하는 단계;를 포함하는, 골결손 예방 또는 치료용 약학적 조성물의 제조방법. - 삭제
- 삭제
- 삭제
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