KR20160090339A - 종뇌 또는 그 선구 조직의 제조 방법 - Google Patents
종뇌 또는 그 선구 조직의 제조 방법 Download PDFInfo
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- KR20160090339A KR20160090339A KR1020167016716A KR20167016716A KR20160090339A KR 20160090339 A KR20160090339 A KR 20160090339A KR 1020167016716 A KR1020167016716 A KR 1020167016716A KR 20167016716 A KR20167016716 A KR 20167016716A KR 20160090339 A KR20160090339 A KR 20160090339A
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Abstract
Description
[도 2] 인간 다능성 간세포로부터 기저핵 선구 조직으로의 분화 유도. (A) 종뇌 신경 표피에 형성된 Gsh2를 발현하는 LGE. (B) LGE 신경 표피 아래에 존재하는 GAD65 양성의 GABA 작동성 신경세포. (C) 종뇌 신경 표피에 형성된 Nkx2.1을 발현하는 MGE. (D) MGE를 형성한 세포 응집체에 있어서의 Pax6 발현.
[도 3] 대뇌피질과 대뇌 기저핵의 연속적인 입체 형성. (A) 종뇌 신경 표피에 형성된 Gsh2를 발현하는 LGE. (B) 종뇌 신경 표피에 형성된 LGE에 있어서의 GAD65 발현. (C) LGE 신경 표피와 연속하여 형성된 Pax 양성 대뇌피질 신경 표피.
[도 4] 인간 다능성 간세포로부터 맥락막 조직의 분화 유도. (A) 다능성 간세포로부터 유도된 맥락막 조직에 있어서의 TTR 및 Lmx1a 발현. (B) 다능성 간세포로부터 유도된 맥락막 조직에 있어서의 Otx2 발현. Foxg1::venus의 발현은 관측되지 않는다.
[도 5] 인간 다능성 간세포로부터의 피질의 가장자리로의 분화 유도. (A) 다능성 간세포로부터 유도된 피질의 가장자리에 있어서의 Lmx1a 발현. TTR의 발현은 관측되지 않는다. (B) 다능성 간세포로부터 유도된 피질의 가장자리에 있어서의 Otx2 발현. Foxg1::venus 약양성인 신경 표피로 대부분 이루어진 응집체가 형성된다.
[도 6] 맥락막, 해마 선구 조직 및 대뇌피질 선구 조직의 연속 형성. (A) Foxg1::venus 양성의 신경 표피와 Foxg1::venus 음성의 신경 표피의 양자를 포함하는 세포 응집체. (B) 맥락막, 해마 선구 조직 및 대뇌피질 선구 조직을 포함하는 세포 응집체에 있어서의 Bf1(Foxg1)::venus 발현. (C) 맥락막, 해마 선구 조직 및 대뇌피질 선구 조직을 포함하는 세포 응집체에 있어서의 Lmx1a 및 Lef1의 발현.
[도 7] 인간 다능성 간세포로부터 해마 선구 조직의 분화 유도. (A-D) Day 61의 세포 응집체에 있어서의 Bf1(Foxg1)::venus (A), Lmx1a (B), Prox1 Zbtb20 (C) 및 Nrp2 (D)의 발현을 나타낸다. (E-H) Day 75의 세포 응집체에 있어서의 Foxg1::venus, Lmx1a 및 Lef1 (E), Zbtb20 (F), Prox1 (G) 및 Prox1 및 Zbtb20 (H)의 발현을 나타낸다.
[도 8] 인간 ES 세포로부터 유도된 3 차원의 해마 조직의 평면 분산 배양. (A) 신경의 수상돌기와 MAP2 양성의 세포에 있어서의, 해마 마커인 Zbtb20의 발현. (B) Zbtb20 양성 세포에 있어서의 Bf1(Foxg1)::venus 발현. (C) 신경교 세포-유사의 형태를 한 Zbtb20 양성 세포에서의, 아스트로사이트 마커 GFAP의 발현. (D) 해마 영역 가운데, 치상회의 과립 세포 마커인 Prox1와 CA3의 피라미드 세포 마커인 KA1의 분산 배양에서의 발현 패턴. Prox1는 세포체의 직경 5-10μm 정도의 소형의 세포로, KA1는 세포체의 직경이 10-20μm의 대형의 피라미드 세포-유사의 형태를 한 세포로 발현이 관측된다. (E) 도 D의 세포에서의 Bf1(Foxg1)::venus의 발현을 나타낸다. Bar: 200μm (A, B), 100μm (C), 10μm (D, E).
[도 9] 해마 선구 조직을 분산 배양으로 장기 배양 이후 칼슘 이미징 및 전기 생리적 해석. (A-A') 칼슘 이미징 시의 시그널 발현상과 그 명시야상. (B) 각 세포에서의 칼슘 시그널의 각종 시간 경과 응답 패턴을 나타낸다. (C-C') 전기 생리 시험 시의 명시야상. (D) 나트륨-칼륨 전류 응답. (E) 유발성 활동 전위. (F) sEPSC와 DNQX에 의한 그 저해. Bar: 50μm (C, C').
[도 10] 인간 다능성 간세포로부터의, 임신 중기형의 다층 구조를 가지는 대뇌피질 선구 조직의 분화 유도. (A 및 A') Day 70의 인간 다능성 간세포 유래 대뇌피질 신경 표피의 절편. A'는 Ctip2 및 Pax6의 면역 염색을 나타낸다. 저확대 관찰에 있어서도, 뇌실대 (Pax6+), 뇌실하대, 중간대, 및 피질판 (Ctip2+)의 명확한 분리를 볼 수 있었다. (B-H") Day 70의 대뇌피질의 영역 특이적 마커에 의한 면역 염색. (I) Days 70 및 91에 있어서의 대뇌피질 신경 표피 (Cortical NE)의 전체 두께 및 뇌실대 (VZ) 및 피질판 (CP)의 두께. (J-P) Day 91 대뇌피질 신경 표피의 영역 특이적 마커에 의한 면역 염색. (Q) hESC 유래 대뇌피질 신경 표피의 장기 배양에 있어서 볼 수 있는 층 구조의 모식도.
[도 11] 대뇌피질의 자발적인 축형성과 외인성 인자에 의한 제어. (A-F) Day 42의 세포 응집체에 있어서의 Coup-TF1 (A), Lhx2 (B), Coup-TF1 및 Lhx2 (C), Coup-TF1 및 Zic1 (D), Coup-TF1 및 Otx2 (E), CoupTF1 및 인산화 Erk (F)의 발현. (G) FGF8b 처리에 의한 CoupTF1 발현의 희박화. (H) FGF8b 처리에 의한, Sp8 발현의 뇌실대 전체에 걸친 상승. (I) FGF8b 처리에 의한, Coup-TF1 및 Sp8 발현 패턴의 변화.
[도 12] hESC로부터 자체 조직화된 대뇌피질 신경 표피의 축 극성. (A) foxg1::Venus로 가시화한 대뇌피질 신경 표피를 포함하는 hESC 응집체 (Day 26). (B) foxg1::Venus 양성 세포의 대표적인 FACS 해석. (C-J) foxg1::venus hESC로부터 자기 형성된 반구상 대뇌피질 구조의 면역 염색. VZ, 뇌실대. (K-N) hESC 유래 대뇌피질 신경 표피에 있어서 관찰되는 축 극성의 자기 형성. 피질의 가장자리-유사 조직 (Otx2+; M)은, 대뇌피질 신경 표피의 후미측 마커 Coup-TF1 (K) 및 Lhx2의 발현이 강한 측에 인접하는 영역에 존재했다. Coup-TF1 발현과 반대측에서 보다 높은 레벨의 pErk 시그널이 관찰되었다 (N). 발현의 구배 및 극성을 삼각형으로 나타낸다. 화살표 머리, 뇌실대 (VZ) (마커 발현의 구배가 뇌실대 내에서 보여지는 것에 주목한다). (O 및 P) Fgf8 처리는, CoupTF1를 억제해, 문복측 (ventrorostral) 마커 Sp8의 발현을 확대시켰다(스케일 바, A에 있어서는 1 mm; C-P에 있어서는 200μm.) 핵대비 염색(파랑), DAPI.
[도 13] 자체 조직화된 신경 표피에 있어서의 비대칭적인 만곡 형태 형성 (rounding morphogenesis). (A-I) hESC 유래 피질 신경 표피의 비대칭적인 만곡 형태 형성 진행. A에 있어서, 화살표는, 피질 신경 표피 영역의 경계를 나타낸다. B-D에 있어서, 화살표는, 회전(rolling) 표피를 나타낸다. E에 있어서, 화살표 머리는 회전하는 표피를 나타낸다. F-I에 있어서, 화살표는, 신경 표피의 만곡 운동을 나타낸다. (J-L) 피질 신경 표피의 회전에 대한 ROCK 저해제 Y-27632의 효과. (L) ROCK 저해제에 의한, 회전 형태 형성의 감소. ***:Fisher 추출 검정에 있어서의 분할표 해석 (2 x 2)에 있어서 P < 0.001. 처치군, n = 187 신경 표피 영역;대조군;n = 130. (M 및 N) 회전 형태는, Otx2 및 Coup-TF1 (후미측 마커)의 강한 발현을 갖는 측에서 선택적으로 관찰되었다. (O-Q) Day 35의 신경 표피 구조에 있어서의, 대뇌피질 (Pax6+) 및 LGE (Gsh2+ ; GAD65+ GABA 작동성 신경세포를 아래에 수반한다)의 인접한 형성. LGE 영역에 접하는 대뇌피질측은, 강한 회전을 수반하는 측(화살표)과는 반대에 위치했다. (R) Day 24의 hESC 유래 대뇌피질 신경 표피에 있어서의 분열중의 핵의 상하 운동(2-광자 이미징). pax6::venus 리포터 hESC와 비표지 hESC를 일부 혼합해 가시화했다. 정단측 및 기저측의 양방의 돌기를 갖는 2개의 낭세포가 정단측의 분열 선구 세포로부터 발생했다. (스케일 바, A에 있어서는 200 μm, B-H 및 J-N에 있어서는 100μm, O-Q에 있어서는 200 μm.) 핵대비 염색(파랑), DAPI.
[도 14] hESC 유래 대뇌피질 신경 표피에 있어서의 다층 구조의 자기 형성. (A 및 A') Day70의 hESC 유래 대뇌피질 신경 표피의 절편. 저확대 관찰에 있어서도, 뇌실 대 (Pax6+), 뇌실하대, 중간대, 및 피질판 (Ctip2+)의 명확한 분리를 볼 수 있었다. (B-H") Day 70의 대뇌피질 신경 표피의 층 특이적 마커에 의한 면역 염색. (I) Days 70 및 91에 있어서의 대뇌피질 신경 표피의 두께 (Cortical NE) 및 뇌실대 (VZ) 및 피질판 (CP)의 두께. **P < 0.01; ***P < 0.001, Day 70 대뇌피질 신경 표피와 Day 91 대뇌피질 신경 표피(각각, n = 6) 샘플간의 Student t 검정. (J-O) Day 91 대뇌피질 신경 표피의 영역 특이적 마커에 의한 면역 염색. (P) hESC 유래 대뇌피질 신경 표피의 장기 배양에 있어서 볼 수 있는 층 구조의 모식도. (스케일 바, A에 있어서 400 μm;B-H"에 있어서 50 μm;J-O에 있어서 100 μm.) 그래프중의 바, SEM. 핵대비 염색(파랑), DAPI.
[도 15] 피질판에 있어서의 Satb2+및 Brn2+ 대뇌피질 신경세포의 기저측에 치우친 존재. (A-H) Satb2 및 Brn2 (표층 마커) 양성의 대뇌피질 신경세포는, Day 91 배양에 있어서, hESC 유래 대뇌피질판의 기저(표층) 부에 우선적으로 존재했다. 기저측에 존재한 Satb2+ 세포의 대부분은, 심부영역 마커 Tbr1 에 음성이었다. (H) 피질판내에 있어서의 마커 양성 신경세포의 분포. 상대적인 자리 매김을 위해, 피질판의 정단측 및 기저측의 경계를, 각각, 0 및 100으로 정의했다. ***P <0.001. Mann-Whitney 검정. 붉은선, 중앙치. 정량한 신경세포수:Tbr1+ (n =105), Satb2+ (n = 58), Ctip2+ (n = 87), 및 Brn2+ (n = 86). (I-L) EdU (Day 50;빨강;n = 36) 및 BrdU (Day 70; 흰색; n = 53)를 사용한 이중 펄스 표지 시험. Day 91에 면역 염색에 의해 해석했다. H 와 마찬가지로 통계학적 해석을 실시했다. (M-O) Day 112에 있어서, 성숙 대뇌피질 신경세포 마커 CaMKIIα는, 피질판의 깊은 부분에 존재하는 Tbr1+ 신경세포에 있어서 우선적으로 발현하고 있었다. 성숙한 신경세포의 생존을 유지하기 위해, 대뇌피질 신경세포를 78일째부터 112일째의 사이, 트랜스 웰 필터상에서 배양했다. (O) H 와 마찬가지로 플롯을 실시했다. ***P < 0.001, 사후 다중 비교 검사와 함께 Kruskal-Wallis 검정. 계수한 신경세포의 수:Tbr1+ (n = 293), Satb2+ (n = 177), 및 CaMKIIα+ (n = 132). (P) Day1 1 및 112의 hESC 유래 대뇌피질 신경 표피에 있어서의 신경세포 분포의 모식도. (스케일 바, A-C, E-G 및 I-K에 있어서 100 μm;D에 있어서 50 μm;M 및 N에 있어서 200 μm.) 핵대비 염색(파랑), DAPI.
[도 16] oRG-유사 선구세포의 출현. (A-F) Day 70 (C) 및 Day 91 (D-F)의 hESC 유래 대뇌피질 신경 표피에 있어서의, 수직 방향(60-90°의 분할 각도) 및 비수직 방향 (0-30° 및 30-60°)의 분할 (A 및 B)을 갖는 정단측 신경간 세포/선구/선구 세포의 백분율. p-Vimentin, M-기 마커. 화살표 머리, 페리센트린. 해석된 세포:n = 42 (Day 70) 및 n = 33 (Day 91). (G-I) Day 91 배양의 SVZ에 있어서의, 기저측 신경간 세포/선구 세포 (Pax6+, Sox2+) 및 중간 신경간 세포/선구 세포 (Tbr2+). (H) 피질판에 있어서의 모든 신경간 세포/선구 세포 (Sox2+ 및/또는 Tbr2+) 중의 Sox2+/Tbr2-및 Sox2-/Tbr2+ 신경간 세포/선구 세포의 백분율. Day 70으로부터 Day 91에 걸쳐, Sox2+/Tbr2-신경간 세포/선구 세포의 백분율이 증가했지만, Sox2-/Tbr2+ 신경간 세포/선구 세포는, 그에 비례해 감소했다. ***P < 0.001, Day 70 시료와 Day 91 시료 간의 Student t 검정. 각 일자에 있어서의 4개의 대뇌피질 신경 표피 영역으로부터의 뇌실대 외부의 신경간 세포/선구 세포를 계수하었다. (I) Day 91에 있어서, Sox2+/Tbr2-신경간 세포/선구 세포는, Sox2-/Tbr2+ 신경간 세포/선구 세포 (오른쪽)보다, 뇌실 표면으로부터 보다 멀리 존재하는 경향을 나타냈다. ***P < 0.001, Mann-Whitney 검정. 붉은 선, 중앙치. (J-M) Pax6+ p-Vimentin+ 신경간 세포/선구 세포는, 연막으로 성장하는 긴 기저막측의 돌기를 갖는 반면, 정단측의 돌기는 가지지 않고 (J 및 J'), 이들의 신경간 세포/선구 세포는 Tbr2 에 음성이었다 (K 및 K'). 기저막측의 돌기를 갖는 이들의 신경간 세포/선구 세포의 대부분 (>70%)은, 수평 방향의 분할 각도 (60-90°; L 및 M)를 나타냈다 (n = 37). (스케일 바, D에 있어서는 100 μm;E에 있어서는 25 μm;G, J, 및 K에 있어서는 50 μm;L에 있어서는 10 μm.) 그래프중의 바, SEM. 핵대비 염색(파랑), DAPI.
[도 17] 태아 대뇌피질 신경 표피의 발생. (A) 발생중의 태아종뇌의 모식도. (B) 인간 임신 제 2기 초기 (약 13배주령)의 태아 대뇌피질 신경 표피의 다층화한 구조의 모식도. (C) 이전의 hESC의 자체 조직화 배양에 있어서 유도된 층상 대뇌피질 신경 표피 구조의 모식도. 그 구조는, 임신 초기 동안의 인간 대뇌피질 조직과 닮았다.
[도 18] hESC 유래 대뇌피질 신경 표피에 있어서의 축 극성. (A) 개선된 배양 방법의 모식도. (A') Day 7에 있어서의 hESC의 응집체 형성의 비교. (위) 본 발명자들의 이전의 배양;(하) 개선된 배양, 이는 분리된 hESC로부터, 분할하고 있지 않는 매끄러운 응집체의 형성을 촉진했다. (B) foxg1::Venus 시그널을 갖는 신경 표피를 포함하는 hESC 응집체 (Day 26)의 백분율. ***P < 0.001, Student t 검정. (C) foxg1::Venus+ 집단에 대한 대표적인 FACS 해석. 회색, 컨트롤 (배양 1일째);빨강, 이전의 조건하에서의 배양 34일째. (D) Day 42 대뇌피질 신경 표피의 피질판에 있어서의 Tbr1의 면역 염색 시그널. (E 및 F) 마우스 태아종뇌 (Foxg1+; E)에 있어서의 영역 마커의 지역화. 대뇌피질 신경 표피에 있어서의 Coup-TF1 발현은, 후미측 영역에 있어서 강하지만, 문복측 영역에 있어서 약했다 (F). (G) CoupTF1와 Lhx2의 이중 면역 염색의 결과, 이들의 발현 패턴은 동일한 경향이 있는 것이 나타났다. (H-J) E12.5의 마우스 종뇌의 방시장 절편. Gsh2, LGE (외측 기저핵 원기) 마커 (H);Lmx1a, 피질의 가장자리 및 맥락막 마커 (H);Otx2 및 Zic1, 피질의 가장자리 마커 (I 및 J). (K) Coup-TF1와 Zic1의 이중 면역 염색의 결과, 피질의 가장자리 마커 Zic1는, 대뇌피질 신경 표피에 인접한 조직의 Coup-TF1 발현이 강한 측에 발현하는 것이 나타났다. (L) Fgf8 처리 (Days 24-42)의 CoupTF1 및 Sp8 발현에 대한 효과. 대뇌피질 신경 표피의 횡단면 (최장축부분의 것)에 있어서, 분극화한 발현 (흑), 브로드한 발현 (회색) 및 검출할 수 없는 시그널 (흰색)의 백분율을 카운트했다. 이와 같은 방법으로 카운트를 실시했기 때문에, 분극화한 발현 패턴의 백분율은, 조금 과소평가일 수도 있다. (스케일 바, A' 및 B에 있어서 1 mm);D, G, 및 I-K에 있어서 200 μm;E, F, 및 H에 있어서 500 μm) 그래프중의 바, SEM.
[도 19] 대뇌피질 신경 표피에 있어서의, 만곡 형태 형성 및 정단측 분할. (A) hESC 응집체에 있어서의 대뇌피질 신경 표피 영역의 자발적인 만곡 형태 형성:(상) Day 24;(하) Day 27. aPKC, 정단측 마커. (B) hESC에 유래하는, Foxg1+ 종뇌 신경 표피에 있어서의 Pax6+ (대뇌피질) 및 Gsh2+ (외측 기저핵 원기) 신경 표피의 백분율. 저농도의 SAG (30 nM; Days 15-21; 회색 칼럼)는, Pax6+ 신경 표피의 비율을 부분적으로 억제해 Gsh2+ 신경 표피의 비율을 상승시켰다. 이 조건하에, Pax6+ NE 및 Gsh2+ NE의 비교적 큰 영역이 자주 서로 인접하여 발견되었다. 500 nM에서는, SAG 처리는 효율적으로 Pax6 및 Gsh2 모두의 발현을 억제했다. **P < 0.01 및 ***P < 0.001, Dunnett의 검정. (C) 500 nM SAG로 처리한 신경 표피에 있어서의 내측 기저핵 원기 마커 Nkx2.1의 발현. Nkx2.1+ 신경 표피는, Foxg1+ 종뇌 NE의 40-50%를 차지했다. (D) 태아 대뇌피질과 비교한, hESC 배양에 있어서의 대뇌피질 형태 형성의 모식도. (E) Days 28-29에 있어서의 관강측 (정단측) 표면 가까이의 정단측 선구 세포의 대칭 분열, 이들의 세포는, 수직적인 분열 각도(정의에 관해서는 도 14를 참조)의 세포 분열 이전에 관강측 표면으로 가까워져, 함께 기저측으로 이동했다. pax6::venus hESC에 의해 가시화(부분적으로 WT hESC와 혼합). (스케일 바, A 및 C에 있어서 200 μm.) 그래프중의 바:SEM.
[도 20] hESC 유래 대뇌피질 신경 표피에 있어서의 서브플레이트 형성. (A-E) Day 70 hESC 유래 대뇌피질 신경 표피의 면역 염색. (A 및 B) 아세틸화 튜불린(AcTubulin;안정화 미소관), DAPI(핵염색), 및 네스틴(신경선구세포의 중간형 필라멘트)에 의한 단순 염색에 의해서도, 대뇌피질 신경 표피에 있어서 명확한 형태학적인 층의 분리가 관찰되었다. (C-E) 대뇌피질 신경 표피의 중간대 (E)에 있어서의 calretinin+ 신경세포 (C), MAP2+ 초기 신경돌기(D), 및 CSPG 축적의, 고확대 관찰. (F) E14.5 마우스 태아 대뇌피질의 영역 마커의 면역 염색. (G) Day 70 hESC 유래 대뇌피질 신경 표피의 면역 염색. 피질판에 있어서의 GAD65+ 인터뉴런의 축적 또는 TAG1+ 대뇌피질 하행성의 축색은, 거의 관찰되지 않았다. (H-J) Day 91 hESC 유래 대뇌피질 신경 표피의 면역 염색. 대뇌피질 신경 표피는 잘 발달해, 다층화한 구조는 보다 두꺼워졌다 (비타민 A-프리의 2% B27 서플리먼트 I). 피질판에는, 다수의 Brn2+ 표층성 신경세포가 포함되어 있었다 (J). (K) Day 112 hESC 유래 대뇌피질 신경 표피의 Tbr1의 면역 염색 시그널. (L 및 M) Day 112 hESC 유래 대뇌피질 신경 표피의 피질판에 있어서의 성숙화한 대뇌피질 신경세포 마커 CaMKIIα의 발현. 이들 CaMKII 신경세포의 대부분이 Tbr1 (L)를 공발현했지만, Satb2 (M)는 공발현하지 않았다. (스케일 바, A, B, G, L, 및 M에 있어서 50 μm;C-E에 있어서 20 μm;F 및 H-J에 있어서 100 μm;K에 있어서 200 μm.)
[도 21] oSVZ에 있어서의 oRG-유사 신경간 세포/선구 세포. (A-C) Day 91의 hESC 유래 대뇌피질 신경 표피 중의 정단측 및 기저측 (SVZ) 신경간 세포/선구 세포에 있어서의 Pax6 및 Sox2의 면역 염색. Sox2 양성 세포의 대부분은 Pax6를 발현했다 (C). (D-F) Notch 시그널 저해에 의한, 대뇌피질 신경 표피에 있어서의 신경간 세포/선구 세포 및 신경세포 마커의 발현에 대한 효과. Notch 저해제 처리(10 μm DAPT, Days 70-77)에 의해, Sox2- Tbr2+ 중간 신경간 세포/선구 세포가 증가했지만, Sox2+ Tbr2-세포는 처리후에 거의 남아있지 않았다 (D 및 E). Satb2+ 신경세포도, DAPT 처리에 의해 증가했다(D 및 E). 처리 후에 있어서, 대뇌피질 신경 표피의 두께의 증가도 관찰되었다 (F). ***P < 0.001, DAPT 처리(n = 6)와 DAPT 비처리(n = 5) 간의 Student t 검정. (G) 인간 태아 외부 SVZ에 있어서의 oRG 신경간 세포/선구 세포의 모식도. (H 및 H') SVZ에 있어서의 인산화 vimentin+ 신경간 세포/선구 세포는 Sox2를 발현했다. (I) SVZ에 있어서의 연막표면으로 신장된 긴 정단측 돌기를 갖는 인산화 vimentin+ 신경간 세포/선구 세포. (J) 기저측에 대한 돌기를 갖는 인산화 vimentin+ 신경간 세포/선구 세포는, pericentin+ 중심체 (centrosome)를 신경세포 체내에 가지고 있었다. 마이토시스 동안, 2개의 pericentin+ 중심체가, 분열 세포에 있어 발견되었다. (K-K") oRG-유사 신경간 세포/선구 세포와는 상이하게, hESC 유래 대뇌피질 신경 표피 중의 Tbr2+, 인산화 vimentin+ 신경간 세포/선구 세포는, 기저막 측에 돌기를 가지지 않았다 (정단측의 돌기도 없음). (스케일 바, A-E에 있어서 100 μm; H-K에 있어서 25 μm.)
Claims (20)
- 다능성 간세포의 응집체를, Wnt 시그널 저해제 및 TGFβ 시그널 저해제의 존재하에서 부유 배양 (suspension culture)함으로써, 종뇌 마커 양성 응집체를 얻는 것, 및 그 종뇌 마커 양성 응집체를, 고산소 분압 조건하에서 추가로 부유 배양하는 것을 포함하는, 종뇌 혹은 그 부분 조직, 혹은 그 선구 조직을 포함하는 세포 응집체의 제조 방법.
- 제 1 항에 있어서, 얻어진 세포 응집체가, 대뇌피질, 대뇌 기저핵, 해마 및 맥락막으로 이루어지는 군에서 선택되는 종뇌 부분 조직, 또는 그 선구 조직을 포함하는, 제조 방법.
- 제 1 항 또는 2 항에 있어서, 고산소 분압 조건하에서의 부유 배양을, Wnt 시그널 증강제의 존재하에서 실시하는, 제조 방법.
- 제 1 항 또는 2 항에 있어서, 고산소 분압 조건하에서의 부유 배양을, Wnt 시그널 증강제 및 골형성 인자 시그널 전달 경로 활성화 물질의 존재하에서 실시하는, 제조 방법.
- (I) 다능성 간세포의 응집체를, Wnt 시그널 저해제 및 TGFβ 시그널 저해제의 존재하에서 부유 배양함으로써, 종뇌 마커 양성 응집체를 얻는 것,
(II) (I)에서 얻어진 그 종뇌 마커 양성 응집체를, Wnt 시그널 증강제 및 골형성 인자 시그널 전달 경로 활성화 물질의 존재하에서 추가로 부유 배양하는 것, 및
(III) (II)에서 얻어진 세포 응집체를 Wnt 시그널 증강제 및 골형성 인자 시그널 전달 경로 활성화 물질의 부재하에서 추가로 부유 배양하는 것
을 포함하는, 종뇌 혹은 그 부분 조직, 혹은 그 선구 조직을 포함하는 세포 응집체의 제조 방법. - 제 5 항에 있어서, 제조된 세포 응집체가, 연속한 신경 표피 중에, 대뇌피질 조직 또는 그 선구 조직, 맥락막 조직 또는 그 선구 조직, 및 해마 조직 또는 그 선구 조직을 포함하는, 제조 방법.
- 제 5 항에 있어서, 제조된 세포 응집체가, 연속한 신경 표피 중에, 치상회 조직 또는 그 선구 조직, 및 Ammon 뿔 조직 또는 그 선구 조직을 포함하는 해마 조직 또는 그 선구 조직을 포함하는, 제조 방법.
- 제 7 항에 있어서, 해마 조직 또는 선구 조직이, 연속한 신경 표피 중에, 피질의 가장자리 (hem)를 추가로 포함하는, 제조 방법.
- 제 5 항에 있어서, 제조된 세포 응집체가, Ammon 뿔 조직 또는 그 선구 조직을 포함하는, 제조 방법.
- 제 5 항에 있어서, (II) 및 (III)에 있어서의 부유 배양을 고산소 분압 조건하에서 실시하는, 제조 방법.
- 제 1 항 또는 2 항에 있어서, 세포 응집체를, shh 시그널 작동약으로 처리하는 것을 포함하는, 제조 방법.
- 제 1 항 또는 2 항에 있어서, 세포 응집체를, FGF8로 처리하는 것을 포함하는, 제조 방법.
- 제 2 항에 있어서, 얻어진 세포 응집체가, 표층부에서 심부로 향해, 변연대, 피질판, 서브플레이트, 중간대, 뇌실하대 및 뇌실대를 포함하는 다층 구조를 갖는, 대뇌피질 조직 또는 그 선구 조직을 포함하는, 제조 방법.
- 제 11 항에 있어서, 얻어진 세포 응집체가, 대뇌 기저핵 또는 그 선구 조직을 포함하는, 제조 방법.
- 제 12 항에 있어서, 얻어진 세포 응집체가, 문측 (rostral) 대뇌피질 또는 그 선구 조직을 포함하는, 제조 방법.
- 제 1 항 내지 15 항 중 어느 한 항에 있어서, 다능성 간세포가 배성 간세포 또는 유도 다능성 간세포인, 제조 방법.
- 제 1 항 내지 16 항 중 어느 한 항에 있어서, 다능성 간세포가 인간 유래인, 제조 방법.
- 제 1 항 내지 17 항 중 어느 한 항에 있어서, 부유 배양을 피더 세포의 비존재하에서 실시하는, 제조 방법.
- 제 1 항 내지 18 항 중 어느 한 항에 기재된 제조 방법에 의해 얻어진 세포 응집체.
- 제 1 항 내지 18 항 중 어느 한 항에 기재된 제조 방법에 의해 얻어진 해마 또는 그 선구 조직을 포함하는 세포 응집체를 분산하는 것, 및 분산한 세포를 추가로 접착 배양해, 그 세포로부터 성숙한 해마 뉴런을 유도하는 것을 포함하는, 성숙한 해마 뉴런의 제조 방법.
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WO2011140441A2 (en) | 2010-05-06 | 2011-11-10 | Children's Hospital Medical Center | Methods and systems for converting precursor cells into intestinal tissues through directed differentiation |
EP3072960B1 (en) * | 2013-11-22 | 2019-03-27 | Riken | Method for manufacturing telencephalon or progenitor tissue thereof |
CN113249297B (zh) | 2014-05-28 | 2025-06-03 | 儿童医院医疗中心 | 用于经由定向分化将前体细胞转化为胃组织的方法和系统 |
AU2015331848B2 (en) | 2014-10-17 | 2022-03-03 | Children's Hospital Medical Center, D/B/A Cincinnati Children's Hospital Medical Center | In vivo model of human small intestine using pluripotent stem cells and methods of making and using same |
JP6472084B2 (ja) * | 2015-11-02 | 2019-02-20 | 学校法人北里研究所 | 微乳頭構造を有する肺腺癌細胞用培地及びその利用 |
US20190010452A1 (en) * | 2016-01-22 | 2019-01-10 | National University Corporation Nagoya University | Differentiation induction from human pluripotent stem cells into hypothalamic neurons |
WO2017192997A1 (en) | 2016-05-05 | 2017-11-09 | Children's Hospital Medical Center | Methods for the in vitro manufacture of gastric fundus tissue and compositions related to same |
FR3058892B1 (fr) * | 2016-11-23 | 2021-04-09 | Univ Bordeaux | Unite de tissu neural et utilisation d'une telle unite pour l'implantation dans le systeme nerveux d'un mammifere |
NZ753873A (en) | 2016-12-05 | 2023-01-27 | Children’S Hospital Medical Center | Colonic organoids and methods of making and using same |
JP7248586B2 (ja) | 2017-04-14 | 2023-03-29 | チルドレンズ ホスピタル メディカル センター | 複数ドナー幹細胞組成物およびそれを作製する方法 |
EP3395942A1 (en) * | 2017-04-25 | 2018-10-31 | IMBA-Institut für Molekulare Biotechnologie GmbH | Bi- or multi-differentiated organoid |
WO2019023693A1 (en) * | 2017-07-28 | 2019-01-31 | Memorial Sloan-Kettering Cancer Center | ESTABLISHING A TOPOGRAPHIC ORGANIZATION IN A THREE DIMENSIONAL FABRIC CULTURE |
JP2020536529A (ja) | 2017-10-10 | 2020-12-17 | チルドレンズ ホスピタル メディカル センター | 食道組織および/または臓器組成物およびそれを作製する方法 |
WO2019126146A1 (en) | 2017-12-19 | 2019-06-27 | Xcell Biosciences, Inc. | Methods of modulating cell phenotype by way of regulating the gaseous environment |
JP7410518B2 (ja) * | 2018-11-15 | 2024-01-10 | Jsr株式会社 | 脳オルガノイドの製造方法 |
GB201900930D0 (en) * | 2019-01-23 | 2019-03-13 | Res & Innovation Uk | Choroid plexus organoids and methods for productions thereof |
WO2020243657A1 (en) * | 2019-05-30 | 2020-12-03 | President And Fellows Of Harvard College | Reproducible brain organoids and methods of making |
WO2021090877A1 (ja) * | 2019-11-06 | 2021-05-14 | Jsr株式会社 | 脳オルガノイド及びその使用 |
IL293137A (en) | 2019-11-20 | 2022-07-01 | Sumitomo Pharma Co Ltd | Method for freezing neural cells |
CN115003156A (zh) | 2019-11-20 | 2022-09-02 | 住友制药株式会社 | 冷冻细胞聚集体的方法 |
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WO2022265086A1 (ja) | 2021-06-17 | 2022-12-22 | 国立大学法人京都大学 | ヒト多能性幹細胞由来大脳皮質細胞製剤の製造方法 |
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