JP7498498B2 - 複合式細胞イメージング・生化学検出チップ及びその使用方法 - Google Patents
複合式細胞イメージング・生化学検出チップ及びその使用方法 Download PDFInfo
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Description
図1に示すように、本実施例に係る複合式細胞イメージング・生化学検出チップ100は、複数枚の積層板からなる。上積層板組101は、積層板を貫通する少なくとも2つの貫通構造を有し、本実施例において、2つの直径が3~10ミリメートル(Millimetre)である貫通穴104であることが好ましく、それぞれ、サンプルを注入し、及び空気を排出し又はサンプルを排出することに用いられ、上積層板組は、1枚又は複数枚からなる。中間積層板組102は、2つの貫通構造105、106を有し、それぞれ、上積層板組101、下積層板組103と結び合わせる時に空溝状のイメージングチャンバー1051及び生化学検出領域1061を作り出すことに用いられ、イメージングチャンバー1051は、注入される液態検体又は栄養溶液を収容でき、細胞画像撮像及び分析することに用いられ、中間積層板組102は、一枚又は複数枚からなる。下積層板組103の生化学検出領域1061に対応する位置の表面には、1つ又は複数のろ過構造108及び電極検知構造107が設けられ、該ろ過構造108は、浮遊粒子を分離させることに用いられる。該電極検知構造107は、電極領域と電極端を含み、電極領域の構成が分岐状や、点状、パターンなどの電気化学構成であってもよく、かつ該電極端が計器や、設備に接続され、電気化学とインピーダンスの計測分析を行うことができる。
患者からの液態検体又は細胞培養物などの検出対象サンプル、チップ100の上積層板組101に形成される貫通穴104を注入し、液体サンプルがマイクロ流路を介して、それぞれ、中間積層板組102の貫通構造105、106から構成されるイメージングチャンバー1051及び生化学検出領域1061に進入する。
101 上積層板組
102 中間積層板組
103 下積層板組
104 貫通穴
105 イメージングチャンバーを作り出す貫通構造
1051 イメージングチャンバー
106 生化学検出領域を作り出す貫通構造
1061 生化学検出領域
107 電極検知構造
1071 電極領域
1072 電極端
108 ろ過構造
109 ろ過マイクロアレイ
Claims (7)
- 複合式細胞イメージング・生化学検出チップであって、順に積層されて、かつ相互にシールされる積層板組を含み、
前記積層板組は、
上積層板組を貫通する2つの貫通穴を有し、前記2つの貫通穴はサンプルを注入し、及び空気を排出し又はサンプルを排出することに用いられ、前記サンプルは細胞を含み、前記上積層板組が1枚又は複数枚の板からなる上積層板組と、
中間積層板組を貫通する2つの貫通構造を有し、前記2つの貫通構造はそれぞれ、イメージングチャンバー及び生化学検出領域を作り出すことに用いられ、前記上積層板組の前記2つの貫通穴はそれぞれ前記2つの貫通構造に上下に対応して位置し、かつ前記イメージングチャンバーと前記生化学検出領域とにそれぞれ連通し、前記中間積層板組が1枚又は複数枚の板からなる中間積層板組と、
板、及び少なくとも1組のろ過構造と電極検知構造を含み、前記ろ過構造と前記電極検知構造とは、下積層板組の前記板に置かれ、かつ前記生化学検出領域に上下に対応して位置し、前記ろ過構造がろ過領域を含み、前記ろ過領域は、フェンス或はスクリーン形式で前記サンプルにおける浮遊粒子をろ過するろ過アレイからなり、前記電極検知構造が電極領域と電極端を含み、前記電極端は電流を入力し及び電気化学とインピーダンス計測分析を行うための計器又は設備に接続される下積層板組と、を含むことを特徴とする複合式細胞イメージング・生化学検出チップ。 - 前記上積層板組の前記板、前記中間積層板組の前記板、前記下積層板組の前記板を構成する材料は、光透過性ガラス、プラスチック、アクリルの組から1つが選択され、かつ前記上積層板組の前記板、前記中間積層板組の前記板、及び、前記下積層板組の前記板の厚さが50~300マイクロメートル(Micrometer)である、ことを特徴とする請求項1に記載の複合式細胞イメージング・生化学検出チップ。
- 前記イメージングチャンバーと前記生化学検出領域との間には1つ又は複数の連結通路が設けられ、かつ前記連結通路において、ろ過構造が設置され、前記連結通路の前記ろ過構造はろ過領域を含み、前記連結通路の前記ろ過構造の前記ろ過領域は、フェンス或はスクリーン形式で前記サンプルにおける浮遊粒子をろ過するろ過アレイからなる、ことを特徴とする請求項1に記載の複合式細胞イメージング・生化学検出チップ。
- 前記イメージングチャンバーと前記生化学検出領域とはそれぞれ独立する、ことを特徴とする請求項1に記載の複合式細胞イメージング・生化学検出チップ。
- 前記電極領域には標的分子と結合される捕捉用分子が修飾されている、ことを特徴とする請求項1に記載の複合式細胞イメージング・生化学検出チップ。
- 前記捕捉用分子は、抗体、抗原、核酸、又はタンパク質である、ことを特徴とする請求項5に記載の複合式細胞イメージング・生化学検出チップ。
- 前記イメージングチャンバーは、さらに、顕微画像受信機と画像分析設備を含む画像監視装置に接続されている、ことを特徴とする請求項1に記載の複合式細胞イメージング・生化学検出チップ。
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