JP6385956B2 - 生体試料の液滴から標的物質を分離するための装置および方法 - Google Patents
生体試料の液滴から標的物質を分離するための装置および方法 Download PDFInfo
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Description
Claims (23)
- 生体試料の液滴から標的物質を分離するための装置であって、前記標的物質が、固相基質に結合されて標的結合された固相基質を形成し、前記装置が、
複数の領域を有する上側表面を有し、前記生体試料の液滴が前記領域の第1の部分上に受け入れられる下側プレートと、
該下側プレートの前記上側表面に向けられ、前記第1の部分上に受け入れられた前記生体試料の液滴に接触する間隔をあけて配置された下側表面を有する上側プレートと、
前記標的結合された固相基質を前記上側プレートの前記下側表面に向かって引き付ける、該上側プレートに隣接する力と、
を備え、
前記上側プレートおよび前記下側プレートの少なくとも1つが、前記生体試料の液滴内の前記標的結合された固相基質が前記力によって前記上側プレートの前記下側表面に引き寄せられる第1の位置から、前記標的結合された固相基質が前記力によって前記上側プレートの前記下側表面に隣接して引き寄せられ前記生体試料の液滴から分離される第2の位置へ平面に沿って移動可能である、生体試料の液滴から標的物質を分離するための装置。 - 前記下側プレートの前記領域が親水性である、請求項1に記載の装置。
- 前記下側プレートの前記領域の外側の前記上側表面の部分が疎水性である、請求項1または請求項2に記載の装置。
- 前記上側プレートの前記下側表面が疎水性である、請求項1から請求項3のいずれかに記載の装置。
- 前記上側プレートが、前記第1の位置と第2の位置との間で軸方向に移動可能である、請求項1から請求項4のいずれかに記載の装置。
- 前記上側プレートが、前記第1の位置と第2の位置の間で回転可能である、請求項1から請求項4のいずれかに記載の装置。
- 前記下側プレートの前記上側表面および前記上側プレートの前記下側表面が、所定の距離だけ離間される、請求項1から請求項6のいずれかに記載の装置。
- 生体試料の液滴から標的物質を分離するための方法であって、前記標的物質が、固相基質に結合されて標的結合された固相基質を形成し、前記方法が、
前記生体試料の液滴を下側プレートの上側表面の第1の領域に提供するステップと、
前記下側プレートの前記上側表面に向けられた下側表面を有する上側プレートを前記下側プレートに対して前記第1の領域に提供された前記生体試料の液滴に接触する間隔をあけて配置するステップと、
前記標的結合された固相基質を前記上側プレートの前記下側表面に向かって力によって引き寄せるステップと、
前記標的結合された固相基質を前記力によって前記上側プレートの前記下側表面に隣接して保持するステップと、
前記下側プレートおよび前記上側プレートの少なくとも1つを、前記生体試料の液滴内の前記標的結合された固相基質が前記力によって前記上側プレートの前記下側表面に隣接して保持される第1の位置から、前記標的結合された固相基質が前記力によって前記上側プレートの前記下側表面に隣接して保持され前記生体試料の液滴から分離される第2の位置まで平面に沿って移動させるステップと、を含む、生体試料の液滴から標的物質を分離するための方法。 - 前記第1の領域から離間した、前記下側プレートの前記上側表面の第2の領域に流体を提供するステップを含み、
前記生体試料の液滴から分離された前記標的結合された固相基質が、前記下側プレートの前記上側表面の前記第2の領域で前記流体と混合される請求項8に記載の方法。 - 前記下側プレートの前記上側表面の前記第1の領域が親水性である、請求項8または請求項9に記載の方法。
- 前記下側プレートの前記上側表面が親水性の複数の領域を含み、前記第1の領域が前記下側プレートの前記上側表面の前記複数の領域の1つであり、前記第2の領域が前記下側プレートの前記上側表面の前記複数の領域の1つである、請求項9に記載の方法。
- 前記下側プレートの前記上側表面が前記複数の領域の外側の部分を有し、前記下側プレートの前記上側表面における前記複数の領域の外側の部分が疎水性である、請求項11に記載の方法。
- 前記上側プレートの前記下側表面が疎水性である、請求項8から請求項12のいずれかに記載の方法。
- 前記上側プレートが、長手方向軸に沿って前記第1の位置と第2の位置との間を移動する、請求項8から請求項13のいずれかに記載の方法。
- 前記上側プレートが、前記第1の位置と第2の位置の間で回転可能である、請求項8から請求項13のいずれかに記載の方法。
- 前記下側プレートの前記上側表面および前記上側プレートの下側表面を所定の距離だけ離間させる追加のステップを含む、請求項8から請求項15のいずれかに記載の方法。
- 生体試料の液滴から標的物質を分離するための方法であって、前記標的物質が、固相基質に結合されて標的結合された固相基質を形成し、前記方法が、
前記生体試料の液滴を第1のプレートの表面の第1の領域に提供するステップと、
流体を、該流体が前記第1のプレートの前記表面に沿って前記生体試料の液滴から隔てられるよう前記第1の領域から離間されている前記第1のプレートの前記表面の第2の領域上に載せるステップと、
前記第1のプレートの前記表面に向けられた疎水性表面を有する第2のプレートを、前記第1のプレートに対して前記第1の領域上に載せられた前記生体試料の液滴に接触する間隔をあけて配置するステップと、
前記標的結合された固相基質を前記第2のプレートの前記表面に向かって力によって引き寄せるステップと、
前記標的結合された前記固相基質を前記力によって前記第2のプレートの前記表面に隣接して保持するステップと、
前記第1のプレートおよび前記第2のプレートの少なくとも1つを、前記生体試料の液滴内の前記標的結合された固相基質が前記力によって前記第2のプレートの前記表面に隣接して保持される第1の位置から、前記標的結合された固相基質が前記力によって前記第2のプレートの前記表面に隣接して保持され前記生体試料の液滴から分離される第2の位置まで平面に沿って移動させるステップと、を含む、生体試料の液滴から標的物質を分離するための方法。 - 前記第1の領域および第2の領域の外側の前記第1のプレートの前記表面の部分が疎水性である、請求項17に記載の方法。
- 前記第2のプレートが、長手方向軸に沿って前記第1の位置と第2の位置との間を移動する、請求項17または請求項18に記載の方法。
- 前記第2のプレートが、前記第1の位置と第2の位置との間で回転可能である、請求項17または請求項18に記載の方法。
- 前記第2のプレートの前記表面を前記第1のプレートの前記表面から所定の距離だけ離間させる追加のステップを含む、請求項17から請求項20のいずれかに記載の方法。
- 前記力が磁気である、請求項17から請求項21のいずれかに記載の方法。
- 前記標的結合された固相基質を前記力から分離する追加のステップを含む、請求項17から請求項22のいずれかに記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US13/737,448 US9766166B2 (en) | 2013-01-09 | 2013-01-09 | Device and method incorporating a slideable lid for extracting a targeted fraction from a sample |
US13/737,448 | 2013-01-09 | ||
PCT/US2013/063190 WO2014109804A1 (en) | 2013-01-09 | 2013-10-03 | Device and method incorporating a slideable lid for extracting a targeted fraction from a sample |
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US20180095018A1 (en) | 2018-04-05 |
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