KR102161733B1 - 자성비드 및 분자비컨을 이용한 엑소좀의 다중검출방법 - Google Patents
자성비드 및 분자비컨을 이용한 엑소좀의 다중검출방법 Download PDFInfo
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- KR102161733B1 KR102161733B1 KR1020180107262A KR20180107262A KR102161733B1 KR 102161733 B1 KR102161733 B1 KR 102161733B1 KR 1020180107262 A KR1020180107262 A KR 1020180107262A KR 20180107262 A KR20180107262 A KR 20180107262A KR 102161733 B1 KR102161733 B1 KR 102161733B1
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Abstract
Description
도 2는 PC3 세포 배양액을 실험예 1의 다중검출방법(조건 1; 4 ℃, 2~12 시간 반응)에 따라 분석한 결과이다.
도 3은 PC3 세포 배양액을 실험예 1의 다중검출방법(조건 2; 37 ℃, 4 시간 반응)에 따라 분석한 결과이다.
도 4는 다양한 농도의 엑소좀 용액으로부터 실험예 2의 다중검출방법(조건 1; 4 ℃, 12 시간 반응에 따라 분석한 결과이다.
도 5는 다양한 농도의 엑소좀 용액으로부터 실험예 2의 다중검출방법(조건 2; 37 ℃, 4 시간 반응)에 따라 분석한 결과이다.
도 6은 엑소좀 혹은 항체가 부착된 자성입자의 존재유무에 따라 실험예 3의 다중검출방법으로 측정한 형광세기 그래프이다.
도 7은 정상 전립선 세포(RWPE-1), 전립성 암세포(DU145 및 PC3)의 배양액으로부터 실험예 4의 다중검출방법(CD63, miR-21)을 수행한 결과이다.
도 8은 정상 전립선 세포(RWPE-1), 전립성 암세포(DU145 및 PC3)의 배양액으로부터 실험예 4의 다중검출방법(EpCAM, miR-21 또는 EGFR, miR-21)을 수행한 결과이다.
도 9는 정상 전립선 세포(RWPE-1), 전립성 암세포(DU145 및 PC3)의 배양액으로부터 실험예 5의 다중검출방법(CD63, miR-21 또는 CD63, Mir-574-3p)을 수행한 결과이다.
도 10은 정상인의 소변으로부터 실험예 6의 다중검출을 실시하여 측정된 형광세기를 나타낸 그래프이다.
Claims (47)
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- 피검자로부터 특정 질환을 진단하기 위한 정보를 제공하는 방법으로,
Ⅰ) 피검자의 조직 또는 생물학적 샘플에, 항체가 부착된 자성비드와 형광물질이 결합된 타겟 표면단백질 검출용 항체 및 타겟 유전자 검출용 분자비컨(melecular beacon)을 첨가하여 혼합액을 제조하는 단계;
Ⅱ) 상기 혼합액으로부터 형광 강도를 측정하는 단계; 및
Ⅲ) 상기 Ⅱ) 단계에서 측정된 피검자에 있어서의 형광 강도를 대조자에 있어서의 형광 강도와 비교하는 단계;를 포함하고,
상기 항체가 부착된 자성비드는 엑소좀의 표면 단백질에 특이적으로 결합하는 하나 이상의 항체가 부착되어 있으며,
상기 항체는 CD9, CD63 및 CD81로 이루어지는 것 중에서 선택되는 어느 하나의 항원에 대한 항체이며,
상기 자성비드는 Fe(III), Mg, Mn, Ni, Zn 및 Co로 이루어진 군으로부터 선택되는 어느 하나 이상이며,
상기 질환은 폐암, 난소암, 피부암, 결장암, 자궁경부암, 위암, 유방암, 비소 세포성폐암, 골암, 췌장암, 두부 또는 경부암, 피부 또는 안구 내 흑색종, 자궁암, 난소암, 대장암, 소장암, 직장암, 항문부근암, 나팔관암종, 자궁내막암종, 자궁경부암종, 질암종, 음문암종, 호지킨병(Hodgkin's disease), 식도암, 소장암, 임파선암, 방광암, 담낭암, 내분비선암, 갑상선암, 부갑상선암, 부신암, 연조직육종, 요도암, 음경암, 전립선암, 만성 또는 급성 백혈병, 림프구 림프종, 방광암, 신장 또는 수뇨관 암, 신장세포 암종, 신장골반 암종, 중추신경계(CNS; central nervous system) 종양, 1차 CNS 림프종, 척수 종양, 뇌종양, 뇌간 신경교종 및 뇌하수체 선종으로 이루어진 군으로부터 선택되는 어느 하나인 것을 특징으로 하는 피검자로부터 특정 질환을 진단하기 위한 정보를 제공하는 방법. - 제21항에 있어서,
상기 생물학적 샘플은 소변, 점액, 타액, 눈물, 혈액, 혈장, 혈청, 객담, 척수액, 흉수, 유두 흡인물, 림프액, 기도액, 장액, 비뇨생식관액, 모유, 림프계 체액, 정액, 뇌척수액, 기관계내 체액, 복수, 낭성 종양 체액, 양수액 및 이들의 조합으로 이루어진 군으로부터 선택되는 어느 하나인 것을 특징으로 하는 방법. - 삭제
- 삭제
- 제21항에 있어서,
상기 타겟 표면 단백질 검출용 항체는 CD63, EpCAM, EFGR, Survivin, IGF-1R로 이루어지는 것 중에서 선택되는 어느 하나의 항원에 대한 항체인 것을 특징으로 하는 다중검출방법. - 제21항에 있어서,
상기 타겟 유전자는 miRNA인 것을 특징으로 하는 방법. - 제26항에 있어서,
상기 miRNA는 miR-21, miR-574, miR-205, miR-92, miR-147, miR-141 및 miR-547로 이루어진 군으로부터 선택되는 어느 하나인 것을 특징으로 하는 방법. - 제21항에 있어서,
상기 분자비컨은 상기 타겟 유전자에 특이적으로 결합하는 핵산을 중심으로 양 말단 각각에 형광물질과 퀀처가 표지되어 있는 것을 특징으로 하는 방법. - 제27항에 있어서,
상기 miRNA는 서열번호 1 내지 서열번호 16 중에서 선택되는 어느 하나로 표시되는 염기서열인 것을 특징으로 하는 방법. - 삭제
- 피검자로부터 특정 질환을 진단하기 위한 정보를 제공하는 방법으로,
Ⅰ') 피검자의 조직 또는 생물학적 샘플에, 항체가 부착된 자성비드를 처리하는 단계;
Ⅱ') 상기 Ⅰ') 단계의 혼합물에 형광물질이 결합된 타겟 표면단백질 검출용 항체 및 타겟 유전자 검출용 분자비컨(melecular beacon)을 첨가하여 혼합액을 제조하는 단계;
Ⅲ') 상기 혼합액으로부터 형광 강도를 측정하는 단계; 및
Ⅳ') 상기 Ⅲ') 단계에서 측정된 피검자에 있어서의 형광 강도를 대조자에 있어서의 형광 강도와 비교하는 단계;를 포함하고,
상기 항체가 부착된 자성비드는 엑소좀의 표면 단백질에 특이적으로 결합하는 하나 이상의 항체가 부착되어 있으며,
상기 항체는 CD9, CD63 및 CD81로 이루어지는 것 중에서 선택되는 어느 하나의 항원에 대한 항체이며,
상기 자성비드는 Fe(III), Mg, Mn, Ni, Zn 및 Co로 이루어진 군으로부터 선택되는 어느 하나 이상이며,
상기 질환은 폐암, 난소암, 피부암, 결장암, 자궁경부암, 위암, 유방암, 비소 세포성폐암, 골암, 췌장암, 두부 또는 경부암, 피부 또는 안구 내 흑색종, 자궁암, 난소암, 대장암, 소장암, 직장암, 항문부근암, 나팔관암종, 자궁내막암종, 자궁경부암종, 질암종, 음문암종, 호지킨병(Hodgkin's disease), 식도암, 소장암, 임파선암, 방광암, 담낭암, 내분비선암, 갑상선암, 부갑상선암, 부신암, 연조직육종, 요도암, 음경암, 전립선암, 만성 또는 급성 백혈병, 림프구 림프종, 방광암, 신장 또는 수뇨관 암, 신장세포 암종, 신장골반 암종, 중추신경계(CNS; central nervous system) 종양, 1차 CNS 림프종, 척수 종양, 뇌종양, 뇌간 신경교종 및 뇌하수체 선종으로 이루어진 군으로부터 선택되는 어느 하나인 것을 특징으로 하는 피검자로부터 특정 질환을 진단하기 위한 정보를 제공하는 방법. - 제31에 있어서,
상기 생물학적 샘플은 소변, 점액, 타액, 눈물, 혈액, 혈장, 혈청, 객담, 척수액, 흉수, 유두 흡인물, 림프액, 기도액, 장액, 비뇨생식관액, 모유, 림프계 체액, 정액, 뇌척수액, 기관계내 체액, 복수, 낭성 종양 체액, 양수액 및 이들의 조합으로 이루어진 군으로부터 선택되는 어느 하나인 것을 특징으로 하는 방법. - 삭제
- 삭제
- 제31항에 있어서,
상기 타겟 표면 단백질 검출용 항체는 CD63, EpCAM, EFGR, Survivin, IGF-1R로 이루어지는 것 중에서 선택되는 어느 하나의 항원에 대한 항체인 것을 특징으로 하는 다중검출방법. - 제31항에 있어서,
상기 타겟 유전자는 miRNA인 것을 특징으로 하는 방법. - 제36항에 있어서,
상기 miRNA는 miR-21, miR-574, miR-205, miR-92, miR-147, miR-141 및 miR-547로 이루어진 군으로부터 선택되는 어느 하나인 것을 특징으로 하는 방법. - 제31항에 있어서,
상기 분자비컨은 상기 타겟 유전자에 특이적으로 결합하는 핵산을 중심으로 양 말단 각각에 형광물질과 퀀처가 표지되어 있는 것을 특징으로 하는 방법. - 제37항에 있어서,
상기 miRNA는 서열번호 1 내지 서열번호 16 중에서 선택되는 어느 하나로 표시되는 염기서열인 것을 특징으로 하는 방법. - 삭제
- 피검자로부터 분리된 생물학적 샘플로부터 특정 질환을 진단하기 위한 정보를 제공를 제공하기 위한 다중검출용 키트로,
항체가 결합된 자성비드; 및
형광물질이 결합된 타겟 표면단백질 검출용 항체; 및
분자비컨;을 포함하고,
상기 항체가 부착된 자성비드는 엑소좀의 표면 단백질에 특이적으로 결합하는 하나 이상의 항체가 부착되어 있으며,
상기 항체는 CD9, CD63 및 CD81로 이루어지는 것 중에서 선택되는 어느 하나의 항원에 대한 항체이며,
상기 자성비드는 Fe(III), Mg, Mn, Ni, Zn 및 Co로 이루어진 군으로부터 선택되는 어느 하나 이상이며,
상기 항체는 엑소좀 표면에 존재하는 타겟 표면단백과 결합하는 형광물질이 결합된 타겟 표면단백질 검출용 항체이고,
상기 분자비컨은 엑소좀 내에 존재하는 타겟 유전자와 상보적으로 결합하는 핵산, 상기 핵산의 말단에 결합되어 있는 형광물질 및 상기 핵산의 타단에 결합된 퀀처(quencher)를 포함하며,
상기 질환은 폐암, 난소암, 피부암, 결장암, 자궁경부암, 위암, 유방암, 비소 세포성폐암, 골암, 췌장암, 두부 또는 경부암, 피부 또는 안구 내 흑색종, 자궁암, 난소암, 대장암, 소장암, 직장암, 항문부근암, 나팔관암종, 자궁내막암종, 자궁경부암종, 질암종, 음문암종, 호지킨병(Hodgkin's disease), 식도암, 소장암, 임파선암, 방광암, 담낭암, 내분비선암, 갑상선암, 부갑상선암, 부신암, 연조직육종, 요도암, 음경암, 전립선암, 만성 또는 급성 백혈병, 림프구 림프종, 방광암, 신장 또는 수뇨관 암, 신장세포 암종, 신장골반 암종, 중추신경계(CNS; central nervous system) 종양, 1차 CNS 림프종, 척수 종양, 뇌종양, 뇌간 신경교종 및 뇌하수체 선종으로 이루어진 군으로부터 선택되는 어느 하나인 것을 특징으로 하는 다중검출용 키트. - 삭제
- 삭제
- 제41항에 있어서,
상기 타겟 표면 단백질 검출용 항체는 CD63, EpCAM, EFGR, Survivin, IGF-1R로 이루어지는 것 중에서 선택되는 어느 하나의 항원에 대한 항체인 것을 특징으로 하는 다중검출용 키트. - 제41항에 있어서,
상기 타겟 유전자는 miRNA인 것을 특징으로 하는 다중검출용 키트. - 제41항에 있어서,
상기 miRNA는 miR-21, miR-574, miR-205, miR-92, miR-147, miR-141 및 miR-547로 이루어진 군으로부터 선택되는 어느 하나인 것을 특징으로 하는 다중검출용 키트. - 삭제
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WO2024091020A1 (ko) * | 2022-10-26 | 2024-05-02 | 연세대학교 산학협력단 | 유방암 진단 또는 재발 예측을 위한 세포외 소포체 유래 miRNA 유전자 바이오마커 및 이의 용도 |
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