KR20180135031A - Ilc2의 기능적 소성, 면역성 및 copd - Google Patents
Ilc2의 기능적 소성, 면역성 및 copd Download PDFInfo
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- KR20180135031A KR20180135031A KR1020187033541A KR20187033541A KR20180135031A KR 20180135031 A KR20180135031 A KR 20180135031A KR 1020187033541 A KR1020187033541 A KR 1020187033541A KR 20187033541 A KR20187033541 A KR 20187033541A KR 20180135031 A KR20180135031 A KR 20180135031A
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Abstract
Description
도 2. 여러 유발자들은 폐-상주하는 ILC 역학을 극적으로 변경시킨다. (a) 인플루엔자 A(A/FM/1/47), 인플루엔자 A(PR8) 또는 호흡기 세포융합 바이러스(RSV)에 의해 감염된 WT BALB/c 마우스의 폐-상주하는 ILC의 GATA-3 MFI, (b) 스타필로 코커스 아우레우스(Staphylococcus aureus) (c) 헤모필루스 인플루엔자(Haemophilus Influenza). (d-f) 감염 후 5일째에 H. flu에 의해 감염된 마우스 및 나이브로부터의 폐-상주하는 ILC에 대한 IL-18Rα 및 T-bet 발현의 대표적인 FACS 및 MFI 정량화. (g-h) 나이브 실내 공기 대조군 및 지시된 시점에서 담배 연기에 노출된 마우스로부터의 폐-상주하는 ILC에서 GATA-3 발현의 대표적인 FACS 및 MFI. (i-k) 나이브 실내 공기 대조군 및 8주 동안 담배 연기에 노출된 마우스로부터의 폐-상주하는 ILC에 대한 T-bet 및 IL-18Rα 발현의 대표적인 FACS 및 MFI 정량화. (1-m) 나이브 실내 공기 대조군 또는 8주 동안 담배 연기에 노출된 마우스로부터의 폐-상주하는 ILC에 대한 IL-12Rβ2 발현의 대표적인 FACS 및 MFI. a-f의 데이터는 그룹당 n≥5마리의 마우스를 갖는 2~3회의 독립적인 실험을 대표한다. i-m의 데이터는 그룹당 최소 5마리의 마우스를 사용한 3~4회의 독립적인 실험을 대표한다. *p<0.01, **p<0.001, ***p<0.0001.
도 3. (a) 지시된 사이토카인으로 96시간 동안 배양한 마우스 폐 ILC로부터의 IFN-γ 발현을 나타내는 대표적인 유동 세포계측도. (b) ILC 배양물에서의 IFN-γ 수준. PBS, IL-33, IL-12+IL-18 또는 IL-12+IL-18+IL-33를 비강 내 투여한 SCID 마우스로부터의 ILC에 대한 GATA-3(c), 또는 T-bet 및 IL-18Rα(d)의 발현을 나타내는 대표적인 유동 세포계측도. (e) 지시된대로 치료한 마우스의 폐-상주하는 ILC2(원형) 또는 ILC1(사각형) 세포의 수. 특정 치료군 및 지시된 바와 같이 24시간 동안 자극된 마우스의 폐로부터 풍부한 ILC로부터의 상층액내 IL-5(f) 및 IFN-γ(g) 수준. (h) IL-12+IL-18+IL-33으로 처리된 마우스의 폐로부터 풍부한 ILC에서 사이토카인 발현을 나타내는 대표적인 유동 세포계측도. (i) 나이브 한배새끼 대조군 또는 ST2-GFP 리포터 마우스 또는 IL-12+IL-18+IL-33로 처리된 리포터 마우스로부터의 폐-상주하는 ILC상의 ST2-GFP 대 IL-18Rα의 발현의 대표적인 유동 세포계측도. (j) 지시된 바와 같이 처리된 리포터 마우스의 ILC2 또는 ILC1 세포상의 ST2-GFP 발현의 MFI. (k) 나이브 폐(ILC2 및 NK 세포), IL-12+IL-18+IL-33(활성 ILC2 세포(ST2+) 및 활성 ILC1 세포(IL-18Rα+))로 처리된 폐, 또는 나이브 간(ILC1 세포)로부터 세포를 분류하고, 및 선택된 유전자의 qPCR 분석을 히트 맵(heat map)으로서 시각화한다. 데이터는 3(f-g) 또는 4(a-d) 복제물의 평균 또는 평균±S.E.M; 또는 5마리의 마우스/그룹 또는 9마리의 마우스/그룹(PBS 그룹 단독)에 의한 2개의 독립적인 실험(e)로 표시되고; 또는 3마리(나이브) 또는 4마리(사이토카인-처리된)마우스/그룹에 의한 2개의 독립적인 실험(i-j)으로부터 풀링한다. *p<0.01, **p<0.001.
도 4. 양자전달된 ILC2는 인플루엔자 감염 후 ILC1 마커를 상향-조절한다. (a) 전달된 GFP+ILC는 CD25, CD90 및 ST2를 발현하는 Lin-GFP+ 세포로서 유동 세포계측법을 통해 확인할 수 있었다. (b) ST2+IL-18Rα-ILC2는 IL-33로 비강 내 치료된 전체 GFP 리포터 마우스의 폐에서 분류되었다. 12시간 후에 인플루엔자에 감염된 수혜자 RAG/SCID 결핍 마우스에 100,000개의 분류된 ILC2, 3천만개의 비장세포 및 3~4백만 개의 C57BL/6 GFP 음성 폐-유래된 T/NK 세포를 정맥내 전달했다. 감염 후 7일째에 양자전달된 GFP+ILC에 대한 Gata3(c), IL-18Rα(d) 및 IL-12Rβ2(e)의 유동 세포계측법. 감염 후 7일째에 양자전달된 GFP+ILC에 대한 GATA-3(f), IL-18Rα(g) 및 IL-12Rβ2(h)의 MFI. b-h의 데이터는 그룹당 적어도 4마리의 마우스에 의한 3개의 독립적인 실험을 나타낸다.
도 5. 바이러스 복제 및 Th1 사이토카인 생성과 관련된 영역의 ILC2 클러스터. (a) 자동으로 분절된 GFP+세포 마스크(ROI; 방법 참조)에서 DNA 프로브 DAPI(진회색)의 평균 강도로 측정한 개개의 GFP+ 세포 및 GATA-3 및 핵 함유물의 평균 발현의 분산도. (b) 핵 DAPI 함량에 대해 조정된 GATA-3 값에 대한 대조군과 감염된 마우스의 풀링된 GFP+ 세포(y 축)의 빈도를 나타내는 히스토그램. (c) 감염 후 6일째 개별 마우스에서의 ILC GATA-3 발현의 정량화. a-c의 데이터는 조건 당 700-1700개의 총 계수된 세포를 나타낸다.
도 6. ILC1 세포는 T-bet-의존적 방식으로 항-바이러스성 면역력을 증가시킨다. 인플루엔자 PR8로 감염시킨 후 7일째에 C57BL/6 및 Tbx21-/- 마우스의 폐-상주하는 ILC에서 (a-b) GATA-3, (c-d) IL-12Rβ2 및 (e-f) ST2 및 IL-18Rα 발현의 정량화 및 대표적인 유동 세포계측법 플롯. (g) 감염 후 7일째에 풍부한 나이브 및 감염된 C57BL/6 및 Tbx21-/- 마우스로부터의 ILC에서 IFN-γ 발현을 나타내는 대표적인 유동 세포계측도. IL-33 또는 IL-33+IL-12+IL-18로 각각 처리된 마우스로부터 ILC2 및 ILC1 세포를 정제하고, (h) RAG/γc-결핍 마우스로 전이시켰다. 바이러스-유발 체중 감소 및 (i) 사이토카인 처리 마우스(방법 참조)로부터 정제된 ILC2 또는 ILC1 세포로 재구성된 RAG/γC-결핍 마우스에서 감염 후 2일째(j)에 측정된 BAL 사이토카인 발현. (k) 감염 후 2일째에 측정된 C57BL/6 또는 Tbx21-/- 마우스로부터 정제된 ILC1 세포로 재구성된 RAG/γc-결핍 마우스의 BAL 액에서 사이토카인의 발현. a-g의 데이터는 5마리(C57BL/6), 6마리(감염된 Tbx21 -/-) 또는 7마리(나이브 Tbx21 -/-)의 마우스/그룹에 의한 2개의 독립적인 실험을 나타낸다. i-j의 데이터는 4마리(ILC2 재구성된, ILC1 재구성된 대조군) 또는 5마리(ILC1 재구성된 감염된) 마우스/그룹에 의한 2개의 독립적인 실험을 나타낸다. k의 데이터는 7마리의 마우스/그룹에 의한 하나의 실험으로부터의 데이터이다. *p<0.01, **p<0.001.
도 7. IL-12는 GATA-3을 억제하고, 인간 ILC2에서 T-bet 및 IFN-γ를 유도한다. CD45+ 생존 CD3- CD19- Lin- IL-7Rα+ CD161+ CRTH2+로 정의된 ILC2는 정상 인간 공여자의 말초혈액으로부터 분류하고, IL-33, IL-12 또는 IL-33 +IL-12와 함께 5일간 배양하였다. 모든 배양물은 IL-2를 함유하였다. 지시된 조건에서 5일 배양한 후, ILC2 상에서의 (a) GATA-3, (b) T-bet 및 (c) CD25 발현. (d) IL-13, (e) IL-4 및 (f) IFN-γ의 수준을 ELISA에 의해 배양 상등액에서 측정하였다. 데이터는 4개의 독립적인 실험을 대표하고, 세포는 각 실험에 3~4명의 건강한 공여자로부터 풀링되었다.
도 8. COPD 환자는 질병의 중증도와 관련있는 순환 ILC1의 백분율을 증가시킨다. (a) 비-흡연 대조군과 COPD 환자의 말초 혈액내 ILC 상에서의 대표적인 T-bet 및 CRTH2 발현. (b) 건강한 대조군, 흡연 대조군 및 전체 COPD 환자에서의 순환 ILC1의 백분율; ILC1은 T-bet+로 정의됨. (c) 건강한 대조군, 흡연 대조군 및 전체 COPD 환자에서의 순환 ILC2의 백분율; ILC2는 CRTH2+로 정의됨. (d) 순환 ILC1의 백분율 및 (e) GOLD 상태에 의해 계층화된, 건강한 대조군, 흡연 대조군 및 COPD 환자 중 ILC2. (f) ILC1의 백분율과 FEV1% 예측치 사이의 상관관계. 악화 빈도에 의해 계층화된 건강한 대조군, 흡연 대조군 및 COPD 환자 중 (g) 순환 ILC1의 백분율 및 (h) ILC2의 백분율. (i) 건강한 대조군, 흡연 대조군 및 전체 COPD 환자에서의 순환 ILC2와 ILC1의 백분율 간의 상관 관계. 도면내 약어: NS = 비-흡연자; Sm = 흡연자. *p<0.05, **p<0.01, ***p<0.001.
Claims (27)
- 선천성 림프구 세포(서브셋 2)(ILC2)를 선천성 림프구 세포(서브셋 1)(ILC1)로 전환시키는 것을 억제하는 방법으로서, 상기 ILC2의 T-bet+IFNγ+ILC1로의 전환을 방지하고, ILC1내 IL-12 수용체 및/또는 IL-18 수용체 발현의 수준을 유지 또는 억제하고, 및/또는 ILC2내 ST2, CRTH2 및/또는 GATA3 발현의 수준을 유지 또는 증가시키는 조절제와 상기 ILC2를 접촉시키는 단계를 포함하는, 방법.
- 제1항에 있어서,
상기 조절제가 억제제 또는 작용제인, 방법. - 제2항에 있어서,
상기 억제제 또는 작용제가 소분자 또는 항체 또는 그의 항원 결합 단편인, 방법. - 제3항에 있어서,
상기 항체 또는 그의 항원 결합 단편이 인간 항체, 인간화된 항체, 키메라 항체, 재조합 항체, 이중-특이적 항체, 다중-특이적 항체, 및 그의 항원-결합 단편으로부터 선택되는, 방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 조절제가 단일클론 항체 또는 그의 항원 결합 단편인, 방법. - 제5항에 있어서,
상기 단일클론 항체 또는 그의 항원 결합 단편이 Fv, Fab, F(ab')2, Fab', dsFv 단편, 단일사슬 Fv(scFV), sc(Fv)2, 디설파이드-결합(dsFv), 이중체, 삼중체, 사중체, 미니체, 또는 단일사슬 항체로부터 선택되는, 방법. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 조절제와 접촉되는 상기 ILC2가 폐 또는 폐 조직으로 정위되는, 방법. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 조절제와 접촉되는 상기 ILC2가 순환 ILC2인, 방법. - 치료를 필요로 하는 대상체에서 폐 염증과 관련된 질병 또는 장애를 예방 또는 치료하는 방법으로서, 상기 대상체에게 질병-변경 약제를 투여하는 단계를 포함하며, 상기 대상체가 ILC1의 미리 결정된 수준과 비교된, 및/또는 하나 이상의 대조군 샘플내 ILC1의 수준과 비교된, 상기 대상체로부터 수득된 하나 이상의 샘플내 ILC1의 상승된 수준을 갖는 것으로 결정되는, 방법.
- 치료를 필요로 하는 대상체에서 폐 염증과 관련된 질병 또는 장애를 예방 또는 치료하는 방법으로서, 상기 대상체에게 질병-변경 약제를 투여하는 단계를 포함하며, 상기 대상체가 ILC1/ILC2의 미리 결정된 비율과 비교된, 및/또는 하나 이상의 대조군 샘플내 ILC1/ILC2의 비율과 비교된, 상기 대상체로부터 수득된 하나 이상의 샘플내 ILC1/ILC2의 상승된 비율을 갖는 것으로 결정되는, 방법.
- 치료를 필요로 하는 대상체에서 폐 염증과 관련된 질병 또는 장애의 악화를 예방 또는 치료하는 방법으로서, 상기 대상체에게 질병-변경 약제를 투여하는 단계를 포함하며, 상기 대상체가 ILC1의 미리 결정된 수준과 비교된, 및/또는 하나 이상의 대조군 샘플내 ILC1의 수준과 비교된, 상기 대상체로부터 수득된 하나 이상의 샘플내 ILC1의 상승된 수준을 갖는 것으로 결정되는, 방법
- 제9항 내지 제11항 중 어느 한 항에 있어서,
상기 폐 염증은 담배 연기, 박테리아 감염 또는 바이러스 감염에 의해 유발되는, 방법. - 제9항 내지 제12항 중 어느 한 항에 있어서,
상기 질병 또는 장애가 만성 폐쇄성 폐 질환(COPD)인, 방법. - 제11항에 있어서,
상기 악화는 담배 연기, 박테리아 감염 또는 바이러스 감염에 의해 유발되는, 방법. - 제9항 내지 제14항 중 어느 한 항에 있어서,
상기 폐 염증 또는 상기 질병 또는 장애의 악화가 바이러스 감염에 의해 유발되는, 방법. - 제9항 내지 제15항 중 어느 한 항에 있어서,
ILC1의, 바이러스 복제와 관련된 영역으로의 이동을 억제하는 단계를 추가로 포함하는, 방법. - 질병-변경 약제로 치료하기 위한 후보로서 폐 염증과 관련된 질병 또는 장애로 진단된 환자를 선별하는 방법으로서, 상기 환자가 ILC1/ILC2의 미리 결정된 비율과 비교된, 및/또는 하나 이상의 대조군 샘플내 ILC1/ILC2의 비율과 비교된, 상기 대상체로부터 수득된 하나 이상의 샘플내 ILC1/ILC2의 상승된 비율을 갖는 것으로 결정된다면, 치료를 위한 환자를 선택하는 단계를 포함하는, 방법.
- 제17항에 있어서,
상기 질병-변경 약제가 ILC2의 ILC1로의 전환 조절제인, 방법. - 제17항에 있어서,
상기 질병-변경 약제가 기관지 확장제, 흡입 스테로이드, 조합 흡입제, 경구 스테로이드 또는 포스포디에스테라제-4 억제제인, 방법. - 제17항에 있어서,
상기 조절제가 억제제 또는 작용제인, 방법. - 제20항에 있어서,
상기 억제제 또는 작용제가 소분자 화합물 또는 항체 또는 그의 항원 결합 단편인, 방법. - 제21항에 있어서,
상기 항체 또는 그의 항원 결합 단편이 인간 항체, 인간화된 항체, 키메라 항체, 재조합 항체, 이중-특이적 항체, 다중-특이적 항체, 및 그의 항원-결합 단편으로부터 선택되는, 방법. - 제20항 내지 제22항 중 어느 한 항에 있어서,
상기 조절제가 단일클론 항체 또는 그의 항원 결합 단편인, 방법. - 제23항에 있어서,
상기 단일클론 항체 또는 그의 항원 결합 단편이 Fv, Fab, F(ab')2, Fab', dsFv 단편, 단일사슬 Fv(scFV), sc(Fv)2, 디설파이드-결합(dsFv), 이중체, 삼중체, 사중체, 미니체, 또는 단일사슬 항체로부터 선택되는, 방법. - 제9항 내지 제24항 중 어느 한 항에 있어서,
ILC1/ILC2의 사전 결정된 비율과 비교된, 및/또는 하나 이상의 대조군 샘플내 ILC1/ILC2의 비율과 비교된, 상기 대상체로부터 얻은 하나 이상의 샘플내 증가된 비율의 ILC1/ILC2를 갖는다는 상기 결정, 또는 ILC1의 사전 결정된 수준과 비교된, 및/또는 하나 이상의 대조군 샘플내 ILC1의 수준과 비교된, 상기 대상체로부터 얻은 하나 이상의 샘플내 증가된 수준의 ILC1의 상기 결정은 ILC2의 분자 표지와 ILC1의 분자 표지 사이의 전환의 결정에 기초되는, 방법. - 제25항에 있어서,
ILC2의 상기 분자 표지가 Gata3, Rora, Il4 , Il5, Il9 , ll13 , Penk(프로엔케팔린), Areg(암피레굴린), Il17rb, 및 Il1rI1로 구성된 그룹으로부터 선택된 하나 이상의 Th2-관련 전사체의 발현에 상응하는, 방법. - 제25항 또는 제26항에 있어서,
ILC1의 상기 분자 표지는 제26항에 따른 하나 이상의 Th2-관련 전사체의 더 낮은 발현 및 Tbx21 , Ifng , Il12rb2 , Il18r1 , Cxcr3, 및 Ccr5로 구성된 그룹으로부터 선택된 하나 이상의 전사체의 더 높은 수준에 상응하며, 상기 수준은 ILC2내 상기 전사체의 수준과 비교되는, 방법.
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