JP6934234B2 - マイクロチャンバーアレイ装置およびそれを用いた検査対象物の解析方法 - Google Patents
マイクロチャンバーアレイ装置およびそれを用いた検査対象物の解析方法 Download PDFInfo
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Description
〔1〕マイクロチャンバーアレイ装置において、電極とフォトレジストとを含み、誘電泳動により1個の細胞を1つのマイクロチャンバーに捕捉する細胞捕捉用マイクロチャンバーを複数備える細胞捕捉用マイクロチャンバーアレイと、前記細胞捕捉用マイクロチャンバーに対応する反応用マイクロチャンバーを複数備える反応用マイクロチャンバーアレイとを具備するマイクロチャンバーアレイ装置であって、前記細胞捕捉用マイクロチャンバーの各々は、直径が前記1個の細胞と同程度、高さが0μmより大きく9μm以下であり、前記反応用マイクロチャンバーの各々は、高さが30μm〜1000μmであり、前記反応用マイクロチャンバーアレイは、前記反応用マイクロチャンバーの開口が細胞捕捉用マイクロチャンバーの開口に対向するように、前記細胞捕捉用マイクロチャンバーアレイの上方に配置され、前記細胞捕捉用マイクロチャンバーアレイ及び反応用マイクロチャンバーアレイは、前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイから離間した位置から、前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイに接触して密閉されたマイクロチャンバーを複数形成する位置にまで相対的に移動可能に構成され、前記密閉されたマイクロチャンバーの各々は、1つの細胞捕捉用マイクロチャンバーと1つの反応用マイクロチャンバーとを含み、前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイから離間した位置では、前記細胞捕捉用マイクロチャンバーと反応用マイクロチャンバーとの間に流路が形成され、前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイに接触した位置では、前記流路が閉塞されることを特徴とする。
2、20 基板
3、21 電極
4 フォトレジスト
5、22 細胞捕捉用マイクロチャンバー
6、23 反応用マイクロチャンバーアレイ
7、24 マイクロチャネル
8、25 反応用マイクロチャンバー
9 細胞懸濁液
10 細胞
11 解析用の溶液
12 密閉化されたマイクロチャンバー
13 細胞内物質
14 増幅されたDNA
25 アレイ部分
26 導入口
27 導出口
Claims (4)
- 電極とフォトレジストとを含み、誘電泳動により1個の細胞を1つのマイクロチャンバーに捕捉する細胞捕捉用マイクロチャンバーを複数備える細胞捕捉用マイクロチャンバーアレイと、
前記細胞捕捉用マイクロチャンバーに対応する反応用マイクロチャンバーを複数備える反応用マイクロチャンバーアレイとを具備するマイクロチャンバーアレイ装置であって、
前記細胞捕捉用マイクロチャンバーの各々は、直径が前記1個の細胞と同程度、高さが0μmより大きく9μm以下であり、前記反応用マイクロチャンバーの各々は、高さが30μm〜1000μmであり、
前記反応用マイクロチャンバーアレイは、前記反応用マイクロチャンバーの開口が細胞捕捉用マイクロチャンバーの開口に対向するように、前記細胞捕捉用マイクロチャンバーアレイの上方に配置され、
前記細胞捕捉用マイクロチャンバーアレイ及び反応用マイクロチャンバーアレイは、前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイから離間した位置から、前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイに接触して密閉されたマイクロチャンバーを複数形成する位置にまで相対的に移動可能に構成され、前記密閉されたマイクロチャンバーの各々は、1つの細胞捕捉用マイクロチャンバーと1つの反応用マイクロチャンバーとを含み、
前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイから離間した位置では、前記細胞捕捉用マイクロチャンバーと反応用マイクロチャンバーとの間に流路が形成され、
前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイに接触した位置では、前記流路が閉塞されることを特徴とするマイクロチャンバーアレイ装置。 - 請求項1に記載のマイクロチャンバーアレイ装置において、前記細胞捕捉用マイクロチャンバーアレイと前記反応用マイクロチャンバーアレイ間に細胞懸濁液および解析用の溶液を導入可能であることを特徴とするマイクロチャンバーアレイ装置。
- 請求項1又は2に記載のマイクロチャンバーアレイ装置において、前記細胞捕捉用マイクロチャンバーの各々は高さが4μm以下であることを特徴とするマイクロチャンバーアレイ装置。
- 電極とフォトレジストとを含み、誘電泳動により1個の細胞を1つのマイクロチャンバーに捕捉する細胞捕捉用マイクロチャンバーを複数備える細胞捕捉用マイクロチャンバーアレイと、
前記細胞捕捉用マイクロチャンバーに対応する反応用マイクロチャンバーを複数備える反応用マイクロチャンバーアレイとを具備するマイクロチャンバーアレイ装置であって、
前記細胞捕捉用マイクロチャンバーの各々は、直径が前記1個の細胞と同程度、高さが0μmより大きく9μm以下であり、前記反応用マイクロチャンバーの各々は、高さが30μm〜1000μmであり、
前記反応用マイクロチャンバーアレイは、前記反応用マイクロチャンバーの開口が細胞捕捉用マイクロチャンバーの開口に対向するように、前記細胞捕捉用マイクロチャンバーアレイの上方に配置され、
前記細胞捕捉用マイクロチャンバーアレイ及び反応用マイクロチャンバーアレイは、前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイから離間した位置から、前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイに接触して密閉されたマイクロチャンバーを複数形成する位置にまで相対的に移動可能に構成され、前記密閉されたマイクロチャンバーの各々は、1つの細胞捕捉用マイクロチャンバーと1つの反応用マイクロチャンバーとを含み、
前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイから離間した位置では、前記細胞捕捉用マイクロチャンバーと反応用マイクロチャンバーとの間に流路が形成され、
前記細胞捕捉用マイクロチャンバーアレイが反応用マイクロチャンバーアレイに接触した位置では、前記流路が閉塞されるマイクロチャンバーアレイ装置を用い、
前記細胞捕捉用マイクロチャンバーアレイと反応用マイクロチャンバーアレイとの間に細胞懸濁液を導入し、誘電泳動による細胞捕捉を行い、解析用の溶液を導入して試薬の交換を行い、前記細胞捕捉用マイクロチャンバーアレイと前記反応用マイクロチャンバーアレイとで捕捉された細胞のシーリングを行い、該細胞の解析を行うことを特徴とするマイクロチャンバーアレイ装置を用いた検査対象物の解析方法。
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