JP2020535393A - 磁性粒子を使って生体分子を固定化するデバイス及び方法 - Google Patents
磁性粒子を使って生体分子を固定化するデバイス及び方法 Download PDFInfo
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Abstract
Description
− より速い流出による、短いプロセス時間
− 高収率
− 汚れのより少ない産物
− 効率的で費用対効果が高い
− 自動化が容易
− 縮小サイズのデバイスも可能
− 既存のマシンを容易に変更できる
− 使い捨て部を動かさずに(電磁石だけで)、分離を切り替えることができる
Claims (15)
- 磁性粒子(4)を用いて生体分子を可逆的に固定化し、前記生体分子を含む液体で満たすことができる容器(5、51)及び磁石(3)を備え、前記磁石(3)が、前記容器(5、51)内に配置することができ、前記生体分子を固定化できる、具体的には可逆的に固定化できる前記磁性粒子(4)を、前記容器(5、51)内に固定できるように、前記容器(5、51)に面して配置されるデバイス(1)であって、
前記容器(5、51)内にある前記磁性粒子(4)に作用する不均一な磁場は、前記磁石(3)の前記配置によって生成することができ、その結果前記磁性粒子(4)は、前記不均一な磁場の影響によって構造化されたやり方で配置され得ることを特徴とするデバイス(1)。 - 前記磁石(3)の前記配置は、前記磁石(3)が導磁性モジュール(2)を備え、その結果、前記容器内にある前記磁性粒子に作用する前記不均一な磁場が、前記導磁性モジュール(2)によって生成され得るよう実行される、請求項1に記載のデバイス(1)。
- 前記導磁性モジュール(2)は、前記磁石(3)上の構成要素として配置されるか、又は前記導磁性モジュール(2)は、前記磁石(3)の統合された要素として設計される、請求項2に記載のデバイス(1)。
- 前記導磁性モジュール(2)は、磁気増幅モジュール(21)及び/又は反磁性モジュール(22)である、請求項2又は3に記載のデバイス(1)。
- 前記磁石(3)の形状は、前記容器(5、51)の形状に適合され、それにより前記容器(5、51)は、前記導磁性モジュール(2)内に挿入可能である、請求項1から4までのいずれか一項に記載のデバイス(1)。
- 前記容器(5)はマルチウェル・プレートであり、前記マルチウェル・プレートは複数のウェルを有する、請求項1から5までのいずれか一項に記載のデバイス(1)。
- 前記磁石(3)は、前記マルチウェル・プレートの前記複数のウェルに配置される、請求項6に記載のデバイス(1)。
- 前記磁石(3)は、前記容器(5)を挿入するための穴及び/又は窪みを有する、請求項1から7までのいずれか一項に記載のデバイス(1)。
- 前記磁石(3)の前記配置は、前記磁石(3)の第1の磁場が、第2の磁石の第2の磁場の影響を受け得るよう、前記磁石(3)に対して前記第2の磁石を配置し、その結果、前記容器(5、51)内にある前記磁性粒子に作用する不均一な磁場が生成され得るよう実行される、請求項1又は6に記載のデバイス(1)。
- 前記磁石(3)の前記配置は、前記磁石(3)が切欠きを有し、その結果、前記不均一な磁場が、前記磁石(3)の前記切欠きによって生成され得るよう実行される、請求項1から8までのいずれか一項に記載のデバイス(1)。
- 前記磁石(3)は、永久磁石及び/又は電磁石である、請求項1から10までのいずれか一項に記載のデバイス(1)。
- 前記デバイス(1)が、前記液体を除去するための器具(6)を備える、請求項1から11までのいずれか一項に記載のデバイス(1)。
- 生体分子を可逆的に固定化する方法であって、
a) 磁性粒子(4)及び生体分子を含む液体(6)を容器(5、51)内に配置するステップと、
b) 前記生体分子を前記磁性粒子(4)と結合形成する、具体的には可逆的に結合形成するステップと、
c) 前記磁性粒子(4)が構造化されたやり方で配置されるように、前記容器(5)内の前記磁性粒子(4)を、磁石(3)の配置によって生成された不均一な磁場の中で固定するステップと、
d) 液体を除去する器具を使って前記液体を除去するステップであって、前記液体は、前記磁性粒子(4)の前記構造化された配置によって、前記磁性粒子(4)から流れ出るステップと、
e) 前記磁性粒子(4)から前記生体分子を分離するステップと
を含むことを特徴とする方法。 - 請求項1から12までのいずれか一項に記載のデバイス(1)が使用される、請求項13に記載の方法。
- 請求項1から12までのいずれか一項に記載のデバイス(1)を備える、生体分子の自動処理装置。
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