KR101141733B1 - 프리온을 코딩하는 유전자가 적중된 형질전환 복제 소 및이의 생산 방법 - Google Patents
프리온을 코딩하는 유전자가 적중된 형질전환 복제 소 및이의 생산 방법 Download PDFInfo
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- KR101141733B1 KR101141733B1 KR1020030088987A KR20030088987A KR101141733B1 KR 101141733 B1 KR101141733 B1 KR 101141733B1 KR 1020030088987 A KR1020030088987 A KR 1020030088987A KR 20030088987 A KR20030088987 A KR 20030088987A KR 101141733 B1 KR101141733 B1 KR 101141733B1
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- prion
- nuclear transfer
- bovine
- cells
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Abstract
Description
| No. | Plasmid | Size (Insert N/Total) | Description |
| 1 | PrP 7.4 kb | 7351bp/10366bp | Intron 2의 일부와 Exon 3가 포함된 7.4 kb의 광우병 유전자 |
| 5 | DT | 1184bp/2989bp | Negative Selection Marker |
| 6 | TK | 2795bp/5756bp | Negative Selection Marker |
| 7 | PPuroA | 1421/7351bp | Positive Selection Marker (Promoter와 Poly A 포함) |
| 8 | PuroA | 1002/7351bp | Positive Selection Marker (Promoter 제거 및 Poly A 포함) |
| 9 | Puro | 749/7351bp | Positive Selection Marker (Promoter와 Poly A 제거) |
| 10 | pPrP-1 | 1421/7351/11787bp | 광우병유전자 적중 vector-1 (PPuroA 포함) |
| 11 | pPrP-2 | 1002/7351/11368bp | 광우병유전자 적중 vector-2 (PuroA 포함) |
| 12 | pPrP-3 | 749/7351/11115bp | 광우병유전자 적중 vector-3 (Puro 포함) |
| 16 | pPrP-DT-1 | 1421/7351/1271/13058bp | 광우병유전자 적중 vector-DT-1 (PPuroA 와 DT포함) |
| 17 | pPrP-DT-2 | 1002/7351/1271/112638bp | 광우병유전자 적중 vector-DT-2 (PuroA 와 DT포함) |
| 18 | pPrP-DT-3 | 749/7351/1271/12386bp | 광우병유전자 적중 vector-DT-3 (Puro 와 DT포함) |
| 성 분 | 농 도 |
| NaCl | 99.1~106mM |
| KCl | 7.2mM |
| NaHCO3 | 25mM |
| NaH2PO4 | 1.2mM |
| Na-락테이트 | 5mM |
| CaCl2?2H2O | 1.7mM |
| MgCl2?6H2O | 0.5mM |
| Na-피루베이트 | 0.3mM |
| 포도당 | 1.5mM |
| 페놀레드 | 10㎍/ℓ |
| BSA | 8㎎/㎖ |
| 카나마이신 | 0.75㎍/㎖ |
| 필수아미노산 | 2% |
| 비필수아미노산 | 1% |
| L-글루타민 | 1mM |
| ITS | 0.5% |
| DNA 구조체 | 합 | |||||||
| No.10 | No.11 | No.12 | No.16 | No.17 | No.18 | |||
| Cell Type | BEF | 14 | 2 | - | - | 2 | 2 | 20 |
| BSF | 108 | 35 | - | 5 | - | - | 148 | |
| BLF | 1 | - | - | - | - | - | 1 | |
| BCC | - | - | - | - | - | - | - | |
| Total | 123 | 37 | - | 5 | 2 | 2 | 169 | |
| 성 분 | 농 도 |
| TCM 분말 | Gibco 31100-027 |
| HEPES | 10mM |
| NaHCO3 | 2mM |
| BSA | 0.5% W/V |
| P/S항생제 | 1% (페니실린 10000IU, 스트렙토마이신 10mg) |
| 성 분 | 농 도 |
| TCM 액체 | Gibco 11150-059 |
| Na-피루베이트 | 1mM |
| P/S항생제 | 1% (페니실린 10000IU, 스트렙토마이신 10mg) |
| 성 분 | 농 도 |
| 에스트라디올 | 5mg |
| 에탄올 | 10ml |
| 성 분 | 농 도 |
| 난포자극호르몬 | 2AU |
| 배양용 TCM199배양액 | 10ml |
| 처리 | 배양된 핵 이식란의 수 | 다음의 단계로 발달된 핵 이식란 % | |||
| 2 셀[48] | 8 셀[72] | 상실배[120] | 배반포[168] | ||
| 글루코즈 제거 | 120 | 70a | 48a | 20a | 13a |
| 배지 변경없음 | 120 | 73ab | 51a | 31ab | 23b |
| 글루코즈, 5.6mM | 116 | 28c | 14b | 5c | 2c |
| 프락토즈, 1.5mM | 126 | 80b | 55a | 37b | 33d |
| 프락토즈, 5.6mM | 120 | 73bc | 53a | 33b | 28bd |
| 갈락토즈, 1.5mM | 108 | 75bc | 42a | 25a | 22b |
| 갈락토즈, 5.6mM | 100 | 21c | 10b | 0c | 0c |
| 처리 | 배양된 체외 수정란의 수 | 다음의 단계로 발달된 수정란 % | |||
| 2 셀[48] | 8 셀[72] | 상실배[120] | 배반포[168] | ||
| 글루코즈 제거 | 132 | 78a | 50ab | 23a | 11a |
| 배지 변경없음 | 160 | 73ab | 53b | 33b | 26b |
| 글루코즈, 5.6mM | 123 | 63b | 36a | 15a | 11a |
| 프락토즈, 1.5mM | 162 | 79a | 56b | 39b | 34c |
| 프락토즈, 5.6mM | 124 | 72` | 54b | 33b | 27bc |
| 갈락토즈, 1.5mM | 120 | 60c | 40a | 3c | 0d |
| 갈락토즈, 5.6mM | 120 | 16d | 8c | 0c | 0d |
| 처리 농도 | 배양된 핵 이식란의 수 | 다음의 단계로 발달한 핵 이식란 % | |||
| 2-셀 | 8-셀 | 상실배 | 배반포 | ||
| 0 | 90 | 68ab | 46 | 23a | 11a |
| 0.75 | 133 | 63b | 41 | 15a | 11a |
| 1.5 | 120 | 73b | 56b | 45b | 41c |
| 3.0 | 119 | 76b | 54b | 33b | 27bc |
| 5.6 | 125 | 73b | 8c | 0c | 0d |
| mSOF 내의 1.5mM의 첨가(+) 또는 미첨가(-) | 프락토즈 농도 (mM) | 배양된 핵 이식란의 수 | 다음의 단계로 발달된 핵 이식란 % | |||
| 2셀[48] | 8셀[72] | 상실배 [120] | 배반포[168] | |||
| - | 1.5 | 121 | 73a | 50a | 36 | 31a |
| + | 1.5 | 101 | 85b | 56a | 37 | 33b |
| + | 3.0 | 88 | 74a | 58a | 48 | 35a |
| + | 5.6 | 72 | 65a | 34b | 32 | 22c |
| 재구성된 핵 이식란 (n=15) | 대조 | HA* | Heparin | CS** |
| ICM*** | 32.2 ±4.6a | 32.8 ± 4.5a | 31.7 ± 2.8a | 33.2 ± 4.5a |
| TE**** | 51.2 ±4.5a | 64.2 ± 5.4b | 62.5 ± 3.5b | 60.1 ± 4.6b |
| Total | 83.4 ±6.0a | 97.0 ± 5.7b | 94.2 ± 3.5b | 93.4 ± 6.4b |
| 공여핵 세포의 종류 |
엠브리오의 수 | ||||
| 주입 | 융합(%) | 분할(%) | 배반포로의 발생(%) | 배반포에서의 발현(%) | |
| 태아 섬유아세포 | 363 | 214(59.0) | 109(50.9) | 15(7.0) | 4(26.7) |
| 난구 세포 | 426 | 334(78.4) | 245(73.4) | 96(28.7) | 52(54.2) |
| 귀 섬유아세포 | 379 | 303(79.9) | 203(67.0) | 46(15.2) | 13(28.3) |
| 공여핵 세포의 종류 | 이식된 엠브리오의 수 | 대리모의 수 | 임신된 수(%) |
| 태아 섬유아세포 | 3 | 2 | 0 |
| 난구 세포 | 31 | 28 | 1(3.6) |
| 귀 섬유아세포 | 27 | 24 | 2(8.3) |
| 성 분 | 농 도 |
| PBS(1x) | Gibco 14190-144 |
| Na-피루베이트 | 0.033mM |
| 포도당 | 0.15mM |
| CaCl2?2H2O | 0.171mM |
| P/S항생제 | 1% (페니실린 10000IU, 스트렙토마이신 10mg) |
| MgCl2?6H2Om | 0.049mM |
| 성 분 | 농 도 |
| 동결용 PBS(표 8) | 2.25ml(45%) |
| 소 태아 혈청 | 2.25ml(45%) |
| 글리세롤 | 0.5ml(10%) |
| 성 분 | 6% 글리세롤 PBS | 3% 글리세롤 PBS | 0% 글리세롤 PBS |
| PBS | (표 8) | (표 8) | (표 8) |
| BSA | 0.5% | 0.5% | 0.5% |
| 글리세롤 | 6% | 3% | 0% |
| 자당 | 0.3M | 0.3M | 0.3M |
Claims (25)
- 소의 프리온 유전자 (Gen bank Accession Number AJ298878) 중 인트론 2 및 엑손 3 부위를 포함하는 염기서열 60718 내지 68158 부위가 적중된, 소 유래의 자궁관류액, 자궁내막, 난관, 귀 또는 근육으로부터 분리된 세포 및 난구세포로 이루어진 그룹으로부터 선택되는 세포주.
- 삭제
- 삭제
- 제1항에 따른 세포주의 핵을 소 유래의 탈핵된 난자에 이식하여 형성된, 소의 프리온 유전자 (Gen bank Accession Number AJ298878) 중 인트론 2 및 엑손 3 부위를 포함하는 염기서열 60718 내지 68158 부위가 적중된 핵 이식란.
- 삭제
- 제4항에 있어서, 상기 핵 이식란은 수탁번호 KCTC 10555BP인 것을 특징으로 하는 핵 이식란.
- 제4항에 따른 핵 이식란을 대리모에 이식하여 생산된 것을 특징으로 하는 형질전환 복제 소.
- 삭제
- 제7항에 있어서, 상기 복제 소의 유전형질은 제1항의 세포주 또는 제4항의 핵 이식란의 유전형질과 동일한 것을 특징으로 하는 형질전환 복제 소.
- (1) 소의 프리온 유전자 (Gen bank Accession Number AJ298878) 중 인트론 2 및 엑손 3 부위를 포함하는 염기서열 60718 내지 68158 부위를 적중시키는 적중 벡터를 작제하는 단계; 및(2) 상기 적중 벡터를 소 유래의 자궁관류액, 자궁내막, 난관, 귀 또는 근육으로부터 분리된 세포 및 난구세포로 이루어진 그룹으로부터 선택되는 세포주에 도입하는 단계를 포함하는 소의 프리온 코딩 유전자가 적중된 소 유래 체세포의 작제 방법.
- 삭제
- 제10항에 있어서, 상기 적중 벡터는 항생제 선별 마커 또는 프로모터 또는 폴리A를 더 삽입시키는 것을 특징으로 하는 소의 프리온 코딩 유전자가 적중된 소 유래 체세포의 작제 방법.
- 제12항에 있어서, 상기 항생제 선별 마커는 네오마이신 포스포트랜스퍼라제, 푸로마이신 포스포트랜스퍼라제, 브라스티시딘 포스포트랜스퍼라제, 티미딘 키나제, 디하이드로폴레이트 리덕타제, 하이그로마이신 B 포스포트랜스퍼라제, 크산틴-구아닌 포스포리보실 트랜스퍼라제, 아데노신 데아미나제, 아스파라긴 신타제 및 CAD(카바밀 포스페이트 신타제/아스파테이트 트랜스카바밀라제/디하이드로오로타제)로 이루어지는 그룹으로부터 선택되는 것을 특징으로 하는 소의 프리온 코딩 유전자가 적중된 소 유래 체세포의 작제 방법.
- 제12항에 있어서, 상기 적중 벡터가 항생제 선별 마커로 푸로마이신 저항 유전자, 프로모터 및 폴리 A를 포함하는 것을 특징으로 하는 소의 프리온 코딩 유전자가 적중된 소 유래 체세포의 작제 방법.
- 제12항에 있어서, 상기 적중 벡터가 항생제 선별 마커로 하이그로마이신 B 저항 유전자, 프로모터 및 폴리 A를 포함하는 것을 특징으로 하는 소의 프리온 코딩 유전자가 적중된 소 유래 체세포의 작제 방법.
- 삭제
- (1) 소 유래의 수핵 난자의 난구 세포를 제거하고, 수핵 난자의 제 1극체를 포함한 세포질을 제거하여 난자를 탈핵하는 과정을 포함하는 소 유래의 수핵 난자를 준비하는 단계; 및(2) 상기 제10항, 제12항 내지 제15항 중 어느 한 항의 방법에 따른 소의 프리온 코딩 유전자가 적중된 소 유래 체세포를 탈핵된 수핵 난자에 이식하고 융합시켜 핵 이식란을 작제하는 단계를 포함하는 소의 프리온 유전자 (Gen bank Accession Number AJ298878) 중 인트론 2 및 엑손 3 부위를 포함하는 염기서열 60718 내지 68158 부위가 적중된 핵 이식란 작제 방법.
- 제17항에 있어서, 작제된 핵 이식란을 핵 이식란 배양배지에서 체외 배양하는 과정을 추가로 더 포함하는 것을 특징으로 하는 소의 프리온 유전자가 적중된 핵 이식란 작제 방법.
- 제18항에 있어서, 상기 배양배지가 1.0 내지 2.0 mM의 프락토즈가 더 첨가된 것을 특징으로 하는 소의 프리온 유전자가 적중된 핵 이식란 작제 방법.
- 제18항에 있어서, 상기 배양배지가 1.0~1.5 mM의 글루코즈 및 2.5~3.0 mM의 프락토즈가 더 첨가된 것을 특징으로 하는 소의 프리온 유전자가 적중된 핵 이식란 작제 방법.
- 제17항에 있어서, 상기 작제된 핵 이식란이 KCTC 10555BP인 것을 특징으로 하는 소의 프리온 유전자가 적중된 핵 이식란 작제 방법.
- 제17항에 따른 핵 이식란을 대리모에 이식하여 산자를 출생하는 단계를 포함하는 소의 프리온 유전자 (Gen bank Accession Number AJ298878) 중 인트론 2 및 엑손 3 부위를 포함하는 염기서열 60718 내지 68158 부위가 적중된 형절전환 복제 소의 생산 방법.
- 제22항에 있어서, 상기 핵 이식란이 KCTC 10555BP인 것을 특징으로 하는 소의 프리온 유전자가 적중된 형절전환 복제 소의 생산 방법.
- 제22항에 있어서, 상기 핵 이식란을 대리모에 이식하기 전에 전기 융합을 통한 활성화시키는 단계를 더 포함하는 것을 특징으로 하는 소의 프리온 유전자가 적중된 형절전환 복제 소의 생산 방법.
- 제 24항에 있어서, 상기 전기 융합이 직류전압을 0.75 내지 2.00kV/cm, 시간을 10 내지 20㎲, 횟수는 0.01초 내지 10초 간격으로 1 내지 5회에 걸쳐 실시하는 것을 특징으로 하는 형질전환 복제 소의 생산방법.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5698763A (en) | 1991-11-14 | 1997-12-16 | Weissmann; Charles | Transgenic animals lacking prion proteins |
| KR20010005426A (ko) * | 1999-06-30 | 2001-01-15 | 황우석 | 체세포 복제동물 및 그 생산방법 |
| KR20010047362A (ko) * | 1999-11-19 | 2001-06-15 | 복성해 | 체세포 핵치환 복제수정란의 대량생산방법 |
| US20020069423A1 (en) * | 2000-03-24 | 2002-06-06 | Good Deborah J. | Prion-free transgenic ungulates |
-
2003
- 2003-12-09 KR KR1020030088987A patent/KR101141733B1/ko not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5698763A (en) | 1991-11-14 | 1997-12-16 | Weissmann; Charles | Transgenic animals lacking prion proteins |
| KR20010005426A (ko) * | 1999-06-30 | 2001-01-15 | 황우석 | 체세포 복제동물 및 그 생산방법 |
| KR20010047362A (ko) * | 1999-11-19 | 2001-06-15 | 복성해 | 체세포 핵치환 복제수정란의 대량생산방법 |
| US20020069423A1 (en) * | 2000-03-24 | 2002-06-06 | Good Deborah J. | Prion-free transgenic ungulates |
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