KR101934107B1 - 골수형성이상 증후군 환자의 저메틸화 제제 치료 반응성 및 생존 예후 예측용 조성물 - Google Patents
골수형성이상 증후군 환자의 저메틸화 제제 치료 반응성 및 생존 예후 예측용 조성물 Download PDFInfo
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Abstract
Description
도 2는 107개의 골수형성이상 증후군 환자의 게놈에서 반응군과 비반응군간 돌연변이 유전자의 프로파일을 나타낸 그래프이다.
도 3은 SETBP1 돌연변이의 다이어그램(A) 및 U2AF1 돌연변이의 다이어그램(B)를 나타낸 그래프이다.
도 4는 DNMT3A, RAS, TP53 또는 DNMT1 돌연변이 상태에 따른 전체 생존율의 카플란-마이어(Kaplan-Meier)법으로 추정하여 나타낸 그래프이다.
도 5는 DNMT3A, RAS 또는 TP53 돌연변이 상태에 따른 무-AML생존율 카플란-마이어법으로 추정하여 나타낸 그래프이다.
도 6은 4가지 위험군의 전체 생존율(A) 및 무AML 생존율(B)을 카플란-마이어법으로 추정하여 나타낸 그래프이다.
도 7은 본 발명에서 제시하는 예후 예측 모델과 기존 예후 예측 모델간 전체 생존율을 비교한 그래프이다.
도 8은 본 발명에서 제시하는 예후 예측 모델과 기존 예후 예측 모델간 급성골수성백혈병의 발병 없이 생존하는 비율을 비교한 그래프이다.
총점 | 위험군 | 인원수( % ) | 반응 인원수( % ) | P 3 |
0 또는 1 | Favorable | 33(30.8%) | 19(57.6%) | |
2 | Intermediate | 53(49.5%) | 26(49.1%) | |
3 | Unfavorable | 21(19.6%) | 12(57.1%) | 0.891 |
총점 | 위험군 | 인원수( % ) | 반응 인원수( % ) | P 3 |
0 | Favorable | 16(15.0%) | 14(87.5%) | |
1 | Intermediate-1 | 48(44.9%) | 28(58.3%) | |
2 | Intermediate-2 | 22(20.6%) | 8(36.4%) | |
≥5 | Unfavorable | 21(19.6%) | 7(33.3%) | <0.001 |
민감도 | 특이도 | 정확도 | |
비교예 1 (Favorable 33례 vs. Unfavorable 21례) |
61.3% | 39.1% | 51.9% |
실시예 1 (Favorable 16례, Int-1 48례 vs. Int-2 22례, Unfavorable 21례) |
73.7% | 56.0% | 65.4% |
총점 | 위험군 | 인원수( % ) | 반응 인원수( % ) | P 3 |
0 or 1 | Favorable | 22(33.3%) | 14(63.6%) | |
2 | Intermediate | 33(50.0%) | 20(60.6%) | |
3 | Unfavorable | 11(16.7%) | 6(54.5%) | 0.717 |
총점 | 위험군 | 인원수( % ) | 반응 인원수( % ) | P 3 |
0 | Favorable | 14(21.2%) | 12(85.7%) | |
1 | Intermediate-1 | 30(45.5%) | 21(70.0%) | |
2 | Intermediate-2 | 13(19.7%) | 6(46.2%) | |
3 | Unfavorable | 9(13.6%) | 1(11.1%) | <0.001 |
민감도 | 특이도 | 정확도 | |
비교예 1 (Favorable 22례 vs. Unfavorable 11례) |
70.0% | 38.5% | 57.6% |
실시예 1 (Favorable 14례, Int-1 30례 vs. Int-2 13례, Unfavorable 9례) |
82.5% | 57.7% | 72.7% |
Claims (13)
- DNMT1, DNMT3A, RAS 및 TP53 바이오 마커의 돌연변이 여부를 핵산 수준에서 검출할 수 있는 시약을 포함하는 골수형성이상 증후군 환자의 생존 예후의 예측용 조성물.
- 삭제
- 제1항에 있어서,
상기 바이오 마커의 돌연변이 여부를 핵산 수준에서 검출할 수 있는 시약은 중합효소연쇄반응, 역전사 중합효소연쇄반응, 경쟁적 중합효소연쇄반응, Nuclease 보호 분석(RNase, S1 nuclease assay), in situ 교잡법, 핵산 마이크로어레이 또는 노던블랏에 사용되는 시약인 것을 특징으로 하는 골수형성이상 증후군 환자의 생존 예후의 예측용 조성물. - DNMT1, DNMT3A, RAS 및 TP53 유전자의 돌연변이를 확인하기 위한 유전자 패널로서, DNMT1, DNMT3A, RAS 및 TP53 유전자를 포함하는 골수형성이상 증후군 환자의 생존 예후의 예측용 유전자 패널.
- 제1항의 조성물 또는 제 4항의 유전자 패널을 포함하는 골수형성이상 증후군 환자의 생존 예후의 예측용 키트.
- 환자로부터 얻은 유전자 시료에서,
DNMT1, DNMT3A, RAS 및 TP53 유전자에서 돌연변이를 확인하는 단계를 포함하는 골수형성이상 증후군 환자의 생존 예후를 예측하기 위한 정보를 제공하는 방법. - 제6항에 있어서,
상기 환자는 아시아인 환자인 것을 특징으로 하는 골수형성이상 증후군 환자의 생존 예후를 예측하기 위한 정보를 제공하는 방법. - 삭제
- 삭제
- 제6항에 있어서,
상기 돌연변이를 확인하는 단계에서, DNMT1, DNMT3A, RAS 및 TP53 유전자로 이루어진 군에서 선택되는 어느 하나 이상의 유전자에 돌연변이가 존재할 경우, 생존 예후가 나쁜 것으로 예측하는 단계를 포함하는 골수형성이상 증후군 환자의 생존 예후를 예측하기 위한 정보를 제공하는 방법. - 제10항에 있어서,
상기 예측하는 단계에 비마커 임상 정보를 추가로 사용하는 것을 특징으로 하는 골수형성이상 증후군 환자의 생존 예후를 예측하기 위한 정보를 제공하는 방법. - 제11항에 있어서,
상기 비마커 임상 정보는 헤모글로빈 수치, 혈소판 수치, 성별 정보 및 개정된 국제예후점수시스템(Revised international prognostic scoring system, IPSS-R) 정보로 이루어진 군에서 선택된 어느 하나 이상인 것을 특징으로 하는 골수형성이상 증후군 환자의 생존 예후를 예측하기 위한 정보를 제공하는 방법. - 제10항에 있어서, 상기 생존예후를 예측하는 방법은 하기의 위험 점수를 합산하여 점수가 0이면 저위험군, 점수가 1이면 중저위험군, 점수가 2이면 중고위험군, 점수가 3 이상이면 고위험군으로 분류하여 예후를 예측하는 것을 특징으로 하는 골수형성이상 증후군 환자의 생존 예후를 예측하기 위한 정보를 제공하는 방법:
a) 남자일 경우 1, 여자일 경우 0;
b) IPSS-R 수치가 높음 이상일 경우 1, 중간 이하일 경우 0;
c) DNMT1 유전자가 돌연변이일 경우 1, 아닐 경우 0;
d) DNMT3A 유전자가 돌연변이일 경우 1, 아닐 경우 0;
e) RAS 유전자가 돌연변이일 경우 1, 아닐 경우 0; 및
f) TP53 유전자가 돌연변이일 경우 1, 아닐 경우 0.
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