KR20190039102A - 다능성 간세포에 따른 만성폐질환의 개선 및 치료 - Google Patents
다능성 간세포에 따른 만성폐질환의 개선 및 치료 Download PDFInfo
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Abstract
Description
도 2는, Muse 세포 투여 그룹('Muse'), 세포현탁액(HAN's BALANCED SALT SOLUTION: HBSS)만을 첨가한 그룹('비히클'), 및 샴 오퍼레이션 그룹('샴')의 만성폐질환 모델 래트의 폐조직을 평가한 결과를 나타낸다. 단기그룹은 생후 15일의 래트를 피험대상으로 하고, 장기그룹은 생후 29일의 래트를 피험대상으로 하였다. 세로축은, 조직의 비율을 나타낸다.
도 3은, Muse 세포 투여 그룹('Muse'), 비Muse 세포 투여 그룹('비Muse'), 세포현탁액(HBSS)만을 첨가한 그룹('비히클'), 및 샴 오퍼레이션 그룹('샴')의 만성폐질환 모델 래트의 폐조직을 평가한 결과를 나타낸다. 단기그룹은 생후 15일의 래트를 피험대상으로 하고, 장기그룹은 생후 29일의 래트를 피험대상으로 하였다. 세로축은, 조직의 비율을 나타낸다.
도 4는, 생후 29일의 래트의 폐조직에 있어서의 폐포벽의 비율을 평가한 결과를 나타낸다. 폐포벽 비율이 높을수록 폐포벽이 긴밀하게 형성되어 폐조직이 수복되어 있는 것을 나타낸다.
도 5는, 생후 15일의 만성폐질환 모델 래트의 폐조직에 있어서 발현한 염증성 사이토카인의 mRNA 발현량을 측정한 결과를 나타낸다. 세로축은, 샴 오퍼레이션 그룹을 1로 한 상대적인 발현량을 나타낸다.
도 6은, Muse 세포 투여 그룹('Muse 그룹'), 세포현탁액(HBSS)만을 첨가한 그룹('비히클 그룹'), 및 샴 오퍼레이션 그룹('샴 그룹')의 만성폐질환 모델 래트의 심장평가를 행한 결과를 나타낸다. 세로축은, 우실벽의 중량을 좌실벽과 중격(中隔)의 중량으로 나눈 것을 나타낸다.
도 7은, Muse 세포 투여 그룹('Muse 그룹'), 비Muse 세포 투여 그룹('비Muse 세포'), 세포현탁액(HBSS)만을 첨가한 그룹('비히클 그룹'), 및 샴 오퍼레이션 그룹('샴 그룹')의 만성폐질환 모델 래트의 심장평가를 행한 결과를 나타낸다. 세로축은, 우실벽의 중량을 좌실벽과 중격의 중량으로 나눈 것을 나타낸다.
도 8은, 폐동맥혈관의 내벽률의 변화를 지표로 하여, 각종 투여 그룹에 있어서의 폐동맥혈관벽의 비후의 경감을 검토한 결과를 나타낸다. 도 8의 (a)는, 폐동맥혈관을 단면으로 한 조직을 항α-SMA 항체를 이용하여 염색한 도면이다. 도 8의 (b)는, 단기그룹 및 장기그룹에 있어서의 폐동맥세포의 내벽률을 측정한 결과를 나타낸다.
도 9는, 만성폐질환에 따라 항진되는 폐동맥세포의 신생의 억제를 각종 투여 그룹에 있어서 검토한 결과를 나타낸다. 도 9의 (a)는, 조직학적으로 염색한 결과를 나타내고, 증식 중인 폐동맥세포의 핵을 항Ki-67 항체로 염색(녹색)하며, α-평활근 악틴을 항α-SMA 항체로 염색(적색)하고, 폐동맥세포의 핵을 DAPI로 염색(청색)하였다. 도 9의 (b)는, 항 Ki-67 항체에 의한 양성률을 나타낸다.
도 10은, 폐포세정액 중의 염증성 세포의 수를 검토한 결과를 나타낸다.
Ⅰ. 신생아의 호흡궁박증후군(RDS)이 선행되는 신생아 만성폐장애로, 생후 28일을 넘어 흉부X선 상 미만성 포말상 음영 혹은 불규칙 로프상 기종상 음영을 나타내는 것 |
Ⅱ. RDS가 선행되는 신생아 만성폐장애로, 생후 28일을 넘어 흉부X선상 미만성 불투양상을 나타내는 것, 포말상 음영 혹은 불규칙 로프상 기종상 음영에는 이르지 않은 것 |
Ⅲ. RDS가 선행되지 않은 신생아 만성폐장애로, 제대혈의 IgM 고가(高價), 융모막양막염, 제대염 등 출생 전 감염의 의심이 농후하며, 또한 생후 28일을 넘어 흉부X선상 미만성 포말상 음영 혹은 불규칙 로프상 기종상 음영을 나타내는 것 |
Ⅳ. RDS가 선행되지 않은 신생아 만성폐장애로, 출생 전 감염에 관하여는 불분명하나, 생후 28일을 넘어 흉부X선 상 미만성 포말상 음영 혹은 불규칙 로프상 기종상 음영을 나타내는 것 |
Ⅲ'. RDS가 선행되지 않은 신생아 만성폐장애로, 제대혈의 IgM 고가, 융모막양막염, 제대염 등 출생 전 감염의 의심이 농후하며, 또한 생후 28일을 넘어 흉부X선상 미만성 불투양상을 나타내는 것, 포말상 음영 혹은 불규칙 로프상 기종상 음영에는 이르지 않은 것 |
Ⅴ. RDS가 선행되지 않은 신생아 만성폐장애로, 생후 28일을 넘어 흉부X선상 미만성 불투양상을 나타내는 것, 포말상 음영 혹은 불규칙 로프상 기종상 음영에는 이르지 않은 것 |
Ⅵ. 상기 Ⅰ~Ⅴ 중 어느 것으로도 분류되지 않는 것 |
Claims (11)
- 생체의 간엽계 조직 또는 배양간엽계 세포로부터 분리된 SSEA-3 양성의 다능성 간세포를 포함하는 만성폐질환을 개선 및/또는 치료하기 위한 세포제제.
- 제 1 항에 있어서,
외부 스트레스 자극에 의하여 SSEA-3 양성의 다능성 간세포가 농축된 세포획분을 포함하는 세포제제. - 제 1 항 또는 제 2 항에 있어서,
상기 다능성 간세포가 CD105 양성인 세포제제. - 제 1 항 내지 제 3 항 중 어느 한 항에 있어서,
상기 다능성 간세포가 CD117 음성 및 CD146 음성인 세포제제. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,
상기 다능성 간세포가 CD117 음성, CD146 음성, NG2 음성, CD34 음성, vWF 음성 및 CD271 음성인 세포제제. - 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,
상기 다능성 간세포가 CD34 음성, CD117 음성, CD146 음성, CD271 음성, NG2 음성, vWF 음성, Sox10 음성, Snai1 음성, Slug 음성, Tyrp1 음성, 및 Dct 음성인 세포제제. - 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,
상기 다능성 간세포가, 이하의 성질을 모두 가지는 다능성 간세포인 세포제제:
(i) 텔로머레이스 활성이 낮거나 또는 없음;
(ii) 삼배엽 중 어느 배엽의 세포로 분화하는 능력을 가짐;
(iii) 종양성증식을 나타내지 않음; 및
(iv) 셀프리뉴얼능을 가짐. - 제 1 항 내지 제 7 항 중 어느 한 항에 있어서,
만성폐질환이 기관지폐이형성증(BPD), 윌슨·미키티 증후군(WMS), 신생아천연(遷延)성폐고혈압증(PPHN), 및 신생아고혈압증으로 이루어지는 그룹으로부터 선택되는 세포제제. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
상기 다능성 간세포가 폐조직에 생착하는 능력을 가지는 세포제제. - 제 1 항 내지 제 9 항 중 어느 한 항에 있어서,
사람신생아, 영아 또는 유아 대상으로 상기 다능성 간세포를 치료상 유효량으로서 약 1×104세포/개체~약 3×108세포/개체로 투여하는 세포제제. - 제 1 항 내지 제 10 항 중 어느 한 항에 있어서,
사람신생아, 영아 또는 유아 대상으로 상기 다능성 간세포를 치료상 유효량으로서, 그 대상 1개체당 약 3×104세포/kg~약 3×107세포/kg을 체중 환산한 세포량을 투여하는 세포제제.
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EP3494978A1 (en) | 2019-06-12 |
US12083149B2 (en) | 2024-09-10 |
JPWO2018025973A1 (ja) | 2019-06-06 |
AU2017305064B2 (en) | 2023-03-16 |
EP3494978A4 (en) | 2020-03-11 |
AU2017305064A1 (en) | 2019-02-28 |
CA3032917A1 (en) | 2018-02-08 |
WO2018025973A1 (ja) | 2018-02-08 |
JP7165352B2 (ja) | 2022-11-04 |
KR102503101B1 (ko) | 2023-02-23 |
CN109789168A (zh) | 2019-05-21 |
US20190240262A1 (en) | 2019-08-08 |
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