KR100941597B1 - 유사분열 촉진인자-활성화 단백질 키나제 인산화에 근거한알쯔하이머병 진단 - Google Patents
유사분열 촉진인자-활성화 단백질 키나제 인산화에 근거한알쯔하이머병 진단 Download PDFInfo
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Abstract
Description
Claims (57)
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- (a) 피험자로부터 분리된 세포를, 희석제 중의, 유사분열 촉진인자 활성화 단백질 키나제(MAPK) 단백질의 칼슘 시그날전달 경로-매개된 인산화를 자극하는 화합물과 함께 항온처리함으로써 자극된 세포를 생성시키는 단계;(b) 단계 (a) 이전, 이와 동시에 또는 이후에, 상기 피험자로부터 분리된 동일한 유형의 세포를 대조군 화합물 또는 상기 희석제와 함께 항온처리함으로써, 자극되지 않은 대조군 세포를 생성시키는 단계; 및(c) 자극된 세포에서의 인산화된 MAPK 단백질의 수준을, 자극되지 않은 대조군 세포에서의 인산화된 MAPK 단백질의 수준과 비교하는 단계 [이때, 자극되지 않은 세포와 비교해서 자극된 세포에서의 인산화된 MAPK 단백질의 수준 증가는 알쯔하이머병의 존재를 나타낸다]를 포함하는, 피험자의 알쯔하이머병 진단에 필요한 정보를 제공하기 위해 알쯔하이머병 마커를 측정하는 시험관내 방법.
- 제14항에 있어서, 비교 단계 (c)가(i) 상기 자극된 세포, 자극되지 않은 세포 또는 이들 두 세포 모두로부터의 단백질 샘플을, 인산화된 MAPK 단백질을 인식하는 항체와 접촉시키는 단계; 및(ii) 상기 MAPK 단백질에 대한 상기 항체의 결합을 검출하는 단계를 포함하는 방법.
- 제15항에 있어서, 상기 자극된 세포, 자극되지 않은 세포 또는 이들 두 세포 모두로부터의 단백질 샘플을, 인산화되지 않은 형태의 MAPK 단백질을 인식하는 항체와 접촉시키고 인산화되지 않은 MAPK 단백질에 대한 상기 항체의 결합을 검출함을 추가로 포함하는 방법.
- 제14항에 있어서, 비교 단계가, 자극된 세포 및 자극되지 않은 세포로부터 단백질 샘플을 수득하는 단계를 추가로 포함하는 방법.
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- 항-포스포-MAPK 단백질 항체와 브라디키닌을 포함하는, 알쯔하이머병용 진단 시험 키트.
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- 대조군 세포와 비교해서 피험자의 세포에서 비정상적으로 상승된 MAPK 단백질의 인산화 수준을 억제 또는 방지하는 약제의 유효량을 포함하는, 알쯔하이머병을 치료 또는 예방하기 위한 약제학적 조성물.
- 제49항에 있어서, 약제가 Erk1/2 인산화를 억제시키는 약제학적 조성물.
- 제49항에 있어서, 약제가 단백질 키나제 C 활성 억제제, src 단백질 티로신 키나제 활성 억제제, 또는 IP-3 수용체의 억제제인 약제학적 조성물.
- 제51항에 있어서, 억제제가 비스인돌릴말레이미드-1(BiSM-1), 단백질 포스파타제-1(PP1) 및 2-아미노메톡시디페닐 보레이트(2ABP)로 이루어진 그룹 중에서 선택되는 약제학적 조성물.
- (a) 피험자 및 비-알쯔하이머병 대조군 피험자로부터 분리된 피부 섬유아세포를, 인산화를 자극하기에 유효한 농도의 브라디키닌과 접촉시키는 단계;(b) 포스포-Erk1/2에 특이적인 항체를 사용하는 웨스턴 블롯팅에 의해, 2분, 5분, 10분, 20분 및 30분으로 이루어진 그룹 중에서 선택된 1회 이상의 시점에서 상기 피험자의 세포에서의 인산화된 Erk1/2의 양을 측정하는 단계;(c) 포스포-Erk1/2에 특이적인 항체를 사용하는 웨스턴 블롯팅에 의해, (b)에서와 동일한 시점에서 비-알쯔하이머병의 대조군 피험자로부터 분리된 세포에서의 인산화된 Erk1/2의 양을 측정하는 단계 [이때, 단계 (b) 및 (c)에서 인산화된 Erk1/2의 양을 상기 세포에 존재하는 단백질의 양에 대해 표준화시킨다]; 및(d) 상기 피험자의 세포에서의 인산화된 Erk1/2의 양을, 상기 시점에서 대조군 세포에서의 인산화된 Erk1/2의 양과 비교하는 단계 [이때, 상기 1회 이상의 시점에서 대조군 세포와 비교해서 피험자의 세포에서의 인산화된 Erk1/2의 양이 증가한다는 것은 알쯔하이머병의 진단지표이다]를 포함하는, 피험자의 알쯔하이머병 진단에 필요한 정보를 제공하기 위해 알쯔하이머병 마커를 측정하는 시험관내 방법.
- 제53항에 있어서, 피험자의 세포를,(a) 단백질 키나제 C 활성 억제제인 BiSM-1;(b) C-src 단백질 티로신 키나제 활성 억제제인 PP1; 및(c) IP-3 수용체의 억제제인 2-아미노에톡시디페닐 보레이트로 이루어진 그룹 중에서 선택된 하나 이상의 억제제와 접촉시키는 단계 [이때, 대조군 세포와 비교해서 피험자의 세포에서의 인산화된 Erk1/2의 양의 브라디키닌-유도된 증가는 상기 억제제에 의해 저하된다]를 추가로 포함하는 방법.
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- (a) 알쯔하이머병(AD) 피험자로부터 분리된 시험 피부 섬유아세포를, 스크리닝하고자 하는 화합물과 접촉시키는 단계;(b) 상기 피험자로부터 분리된 대조군 피부 섬유아세포를, 상기 화합물에 대한 제어 제제와 접촉시키거나, 또는 이러한 대조군 섬유아세포를 상기 화합물 또는 제어 제제의 부재하에 항온처리하는 단계;(c) 단계 (a) 및 (b) 전, 동안 또는 후에, 상기 시험 및 대조군 섬유아세포를, 인산화를 자극하는데 유효한 농도의 브라디키닌으로 자극하는 단계;(d) 포스포-Erk1/2에 특이적인 항체를 사용하는 웨스턴 블롯팅에 의해, 2분, 5분, 10분, 20분 및 30분으로 이루어진 그룹 중에서 선택된 1회 이상의 시점에서 상기 시험 및 대조군 섬유아세포에서의 인산화된 Erk1/2의 양을 측정하는 단계 [이때, 인산화된 Erk1/2 양은 상기 시험 및 대조군 섬유아세포에 존재하는 단백질의 양에 대해 표준화시킨다]; 및(e) 시험 섬유아세포에서의 인산화된 Erk1/2의 양을 대조군 섬유아세포에서의 인산화된 Erk1/2의 양과 비교하여, 해당 화합물이 대조군 세포와 비교해서 시험 세포에서 Erk1/2의 인산화에 있어서의 브라디키닌-유도된 증가를 억제 또는 방지하는지를 결정하는 단계 [이때, 인산화 증가를 억제 또는 방지하는 화합물은 알쯔하이머병의 치료 또는 예방에 유용한 것으로 동정된다]를 포함하여, 알쯔하이머병의 치료 또는 예방에 유용한 화합물을 동정하기 위해 화합물을 스크리닝하는 시험관내 방법.
- 비스인돌릴말레이미드-1(BiSM-1), 단백질 포스파타제-1(PP1) 및 2-아미노메톡시디페닐 보레이트(2ABP)로 이루어진 그룹으로부터 선택된 유사분열 촉진인자 활성화 단백질 키나제(MAPK)의 인산화 억제제를 포함하는, 아밀로이드 전구체 단백질의 단백질 분해, 아밀로이드 단백질 β의 분비 및 tau 단백질의 인산화중 하나 이상을 저하시킴으로써 알쯔하이머병을 치료하기 위한 약제학적 조성물.
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Also Published As
Publication number | Publication date |
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JP4246495B2 (ja) | 2009-04-02 |
DE60226429D1 (de) | 2008-06-19 |
US20100278803A1 (en) | 2010-11-04 |
AU2002254029A1 (en) | 2002-09-12 |
EP1385531A2 (en) | 2004-02-04 |
CN1549721B (zh) | 2012-03-07 |
JP2004533218A (ja) | 2004-11-04 |
KR100960256B1 (ko) | 2010-06-01 |
JP2013078330A (ja) | 2013-05-02 |
US9188595B2 (en) | 2015-11-17 |
EP1385531A4 (en) | 2004-05-12 |
JP5253971B2 (ja) | 2013-07-31 |
CN1549721A (zh) | 2004-11-24 |
KR20040086145A (ko) | 2004-10-08 |
KR20090038922A (ko) | 2009-04-21 |
JP2009148247A (ja) | 2009-07-09 |
US20050059092A1 (en) | 2005-03-17 |
ES2325350T1 (es) | 2009-09-02 |
US20160305961A1 (en) | 2016-10-20 |
US7682807B2 (en) | 2010-03-23 |
ATE394115T1 (de) | 2008-05-15 |
WO2002067764A2 (en) | 2002-09-06 |
ES2305234T3 (es) | 2008-11-01 |
DE08002964T1 (de) | 2009-09-03 |
WO2002067764A3 (en) | 2002-11-14 |
EP1385531B1 (en) | 2008-05-07 |
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