JP2001526780A - 液体試料中の粒子の測定の方法およびシステム - Google Patents
液体試料中の粒子の測定の方法およびシステムInfo
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- JP2001526780A JP2001526780A JP54764598A JP54764598A JP2001526780A JP 2001526780 A JP2001526780 A JP 2001526780A JP 54764598 A JP54764598 A JP 54764598A JP 54764598 A JP54764598 A JP 54764598A JP 2001526780 A JP2001526780 A JP 2001526780A
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- ANRHNWWPFJCPAZ-UHFFFAOYSA-M thionine Chemical compound [Cl-].C1=CC(N)=CC2=[S+]C3=CC(N)=CC=C3N=C21 ANRHNWWPFJCPAZ-UHFFFAOYSA-M 0.000 description 1
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.そこからドメイン中の試料からの暴露ドメイン電磁的信号が外部に通過す ることができる暴露ドメインに、分析物物質を表す一定体積の液体試料、または 分析物物質を表す一定体積の液体試料から単離した粒子を適用し、 生体粒子からの電磁的信号の表示がバックグラウンド信号からの電磁的信 号の表示とは異なるものとして同定されるように暴露の間に検出素子アレイによ り検出された強度の処理が許容されるような条件下にて、該ドメインから通過し ている電磁的信号の少なくとも一次元の空間表示を活動検出素子アレイに暴露し 、ここに該表示は個々の活動検出素子による強度として検出可能なものであり、 液体試料の体積のサイズは、実質的に1の暴露に基く評価の統計的品質について の所定の要件を満たす少なくとも1の定量パラメーターまたは少なくとも1の定 性パラメータの評価が可能なように十分に大きなものであり、 生体粒子からの信号がバックグラウンド信号とは異なるものとして同定さ れるように検出素子によって検出された強度を処理し、該処理の結果を、液体分 析物物質の少なくとも1の定量パラメーターおよび/または少なくとも1の定性 パラメーターに関連付ける ことよりなることを特徴とする、液体分析物物質中の生体粒子の少なくとも1の 定量パラメーターおよび/または少なくとも1の定性パラメーターを評価するた めの方法。 2.暴露ドメインが暴露領域を規定する壁部を有する試料コンパートメントで あり、該壁部がコンパートメント中の試料からの電磁的信号が当該壁を通過し外 部に暴露されることを許容することを特徴とする請求項1記載の方法。 3.分析物を表す一定体積の液体試料が試料コンパートメント中に配置されて いることを特徴とする請求項2記載の方法。 4.電磁的信号の空間表示が二次元イメージ表示であることを特徴とする前記 請求項いずれか1項に記載の方法。 5.検出素子アレイが、一連の検出素子が実質的に直線を形成するように配置 されていることを特徴とする前記請求項いずれか1項に記載の方法。 6.検出素子アレイが、検出素子が実質的に一連の平行直線を形成するように 二次元で配置されており、該一連の直線群が矩形を形成することを特徴とする請 求項5記載の方法。 7.検出素子アレイに対する電磁的信号の空間表示の暴露が、焦点調節手段に よる検出素子アレイに対する暴露ドメインの少なくとも一部分からの電磁的信号 のイメージを焦点調節することにより行われることを特徴とする前記請求項いず れか1項に記載の方法。 8.焦点調節手段が1または幾つかの素子からなるレンズであることを特徴と する請求項7記載の方法。 9.検出素子アレイに暴露された空間表示が、暴露ドメインにおける元の線寸 法に対する検出素子アレイの線寸法のイメージの比が40:1よりも小さい線形 拡大であるように付されることを特徴とする前記請求項のいずれか1項に記載の 方法。 10.比が最大20:1であることを特徴とする請求項9記載の方法。 11.比が10:1よりも小さいことを特徴とする請求項10記載の方法。 12.比が最大6:1であることを特徴とする請求項11記載の方法。 13.比が4:1よりも小さいことを特徴とする請求項12記載の方法。 14.パラメーターまたはパラメーター群を評価する粒子が1/3μm〜3μ mのサイズであって、比が40:1〜1:10の範囲内にあることを特徴とする 請求項9記載の方法。 15.比が20:1〜1:10の範囲内にあることを特徴とする請求項14記 載の方法。 16.比が10:1〜1:10の範囲内にあることを特徴とする請求項15記 載の方法。 17.比が6:1〜2:1の範囲内にあることを特徴とする請求項16記載の 方法。 18.パラメーターまたはパラメーター群を評価する粒子が3μm〜100μ mのサイズであって、比が3:1〜1:100の範囲内にあることを特徴とする 請求項9記載の方法。 19.比が2:1〜1:100の範囲内にあることを特徴とする請求項18記 載の方法。 20.比が2:1〜1:2の範囲内にあることを特徴とする請求項19記載の 方法。 21.比が1.4:1〜1:100の範囲内にあることを特徴とする請求項1 9記載の方法。 22.比が1:1〜1:100の範囲内にあることを特徴とする請求項21記 載の方法。 23.パラメーターまたはパラメーター群を評価する個々の粒子が、最大25 の検出素子上でイメージ化されることを特徴とする前記請求項いずれか1項に記 載の方法。 24.パラメーターまたはパラメーター群を評価する個々の粒子が、最大16 の検出素子上でイメージ化されることを特徴とする請求項23記載の方法。 25.パラメーターまたはパラメーター群を評価する個々の粒子が、最大9の 検出素子上でイメージ化されることを特徴とする請求項24記載の方法。 26.パラメーターまたはパラメーター群を評価する個々の粒子が、最大5の 検出素子上でイメージ化されることを特徴とする請求項25記載の方法。 27.ドメインまたは試料コンパートメントの内部が20μm〜2000μm の平均厚さを有することを特徴とする前記請求項いずれか1項に記載の方法。 28.ドメインまたは試料コンパートメントの内部が20μm〜1000μm の平均厚さを有することを特徴とする請求項27記載の方法。 29.ドメインまたは試料コンパートメントの内部が20μm〜200μmの 平均厚さを有することを特徴とする請求項28記載の方法。 30.ドメインまたは試料コンパートメントが、検出素子アレイに対して実質 的に平行な方向で、1mm×1mm〜10mm×10mmの範囲内の寸法を有す ることを特徴とする前記請求項いずれか1項に記載の方法。 31.そこから電磁波がアレイに対して暴露される液体試料の体積が0.01 μl〜20μlの範囲内にあることを特徴とする前記請求項いずれか1項に記載 の方法。 32.パラメーターまたはパラメーター群を評価する粒子が1/3μm〜3μ mのサイズであって、そこから電磁波がアレイに対して暴露される液体試料の体 積が0.01μl〜1μlの範囲内にあることを特徴とする請求項31記載の方 法。 33.パラメーターまたはパラメーター群を評価する粒子が3μm〜100μ mのサイズであって、そこから電磁波がアレイに対して暴露される液体試料の体 積が0.04μl〜4μlの範囲内にあることを特徴とする請求項31記載の方 法。 34.ドメインまたは試料コンパートメント中の試料が暴露の間に静止状態に あることを特徴とする前記請求項いずれか1項に記載の方法。 35.ドメインまたは試料コンパートメント中の試料が暴露の間にドメインま たは試料コンパートメントを通って動き、暴露を、当該暴露の間に静止状態が実 質的に得られるように十分に短い時間にわたって行うことを特徴とする請求項1 −33いずれか1項に記載の方法。 36.暴露の間に試料から放出された電磁波の少なくとも主要な部分が、光源 から試料に供給された電磁波を起源とするかまたはそれによって引起され、ここ に光源からの放射の少なくとも主要な部分が試料コンパートメントの壁またはド メインによって規定される面を横切る方向を有することを特徴とする前記請求項 いずれか1項に記載の方法。 37.評価するパラメーターが、液体分析物物質の体積当たりの生体粒子の数 であることを特徴とする前記請求項いずれか1項に記載の方法。 38.評価するパラメーター(群)が、液体分析物質中の生体粒子のサイズお よび/または形状であることを特徴とする請求項1−37いずれか1項に記載の 方法。 39.液体試料の体積のサイズが、少なくとも2の生体粒子のそれにおける同 定ができるように十分に大きいことを特徴とする請求項37または38に記載の 方法。 40.液体試料の体積のサイズが、少なくとも4の生体粒子のそれにおける同 定ができるように十分に大きいことを特徴とする請求項39記載の方法。 41.液体試料の体積のサイズが、少なくとも10の生体粒子のそれにおける 同定ができるように十分に大きいことを特徴とする請求項40記載の方法。 42.液体試料の体積のサイズが、少なくとも50の生体粒子のそれにおける 同定ができるように十分に大きいことを特徴とする請求項41記載の方法。 43.液体試料の体積のサイズが、少なくとも100の生体粒子のそれにおけ る同定ができるように十分に大きいことを特徴とする請求項42記載の方法。 44.液体試料の体積のサイズが、少なくとも1000の生体粒子のそれにお ける同定ができるように十分に大きいことを特徴とする請求項43記載の方法。 45.そこからドメイン中の試料からの暴露ドメイン電磁的信号が外部に通過 することができる暴露ドメインに、液体分析物物質を表す0.01μl〜20μ lの体積の液体試料、または液体分析物物質を表す一定体積の液体試料から単離 した粒子を適用し、 生体粒子からの電磁的信号の表示がバックグラウンド信号からの電磁的信 号の表示とは異なるものとして同定されるように暴露の間に検出素子アレイによ り検出された強度の処理が許容されるような条件下にて、該ドメインから通過し ている電磁的信号の少なくとも一次元の空間表示を活動検出素子に暴露し、ここ に該表示は個々の活動検出素子による強度として検出可能であるものであり、該 条件は、暴露ドメイン中の元の線寸法に対する検出素子アレイ上の線寸法のイメ ージの比が10:1より小さいような線形拡大、ならびにパラメーターまたはパ ラメーター群を評価する個々の粒子が検出素子アレイの最大25の検出素子上に イメージされるようなものを含み、 ドメインまたは試料コンパートメント中の試料は、暴露の間に静止状態にあり、 電磁波の少なくとも主要な部分が、光源から試料に供給された電磁波を起源とす るかまたはそれによって引起された暴露の間に試料から放出された場合には、該 光源からの放射の少なくとも主要な部分が試料コンパートメントの壁またはドメ インによって規定された面を横切る方向を有し、 生体粒子からの信号がバックグラウンド信号とは異なるものとして同定さ れるように検出素子によって検出された強度を処理し、ついで、 処理の結果を、液体分析物物質の少なくとも1の定量パラメーターおよび /または少なくとも1の定性パラメーターに関連付ける ことよりなることを特徴とする、液体分析物物質中の生体粒子の少なくとも1の 定量パラメーターおよび/または少なくとも1の定性パラメーターを評価するた めの方法。 46.請求項2-8、12-13、16-22、24-30、32-33および3 5のいずれかに記載のいずれかの特徴を示すことを特徴とする請求項45記載の 方法。 47.請求項37-44のいずれかに記載のいずれかの特徴を示すことを特徴 とする請求項45または46記載の方法。 48.評価するパラメーターが、液体分析物質中の特定のタイプの粒子の存在 または不存在であることを特徴とする請求項45または46記載の方法。 49.分析物を表す液体試料から単離した粒子を、暴露ドメインに適用するか または試料コンパートメント中に配置し、ここに該粒子が、当該粒子を化学的に 結合する手段、当該粒子を電気的または磁気的に保持することができる手段、お よび濾過手段から選択される粒子保持手段上に保持されることを特徴とする前記 請求項いずれか1に記載の方法。 50.検出素子によって検出される信号が、生体粒子に結合するか、その中に 保持されるか、またはそれと相互作用するタイプの1または幾つかのタイプの分 子を起源とし、かかる分子が暴露の前または間に試料または単離粒子に添加され 、該分子が以下の現象:電磁波の減衰、電磁波で照射された際のフォトルミネセ ンス、電磁波の散乱、ラマン散乱のうちの1または幾つかを発生する分子である ことを特徴とする前記請求項いずれか1項に記載の方法。 51.有効量の1もしくはそれを超える核酸染料および/または1もしくはそ れを超える電位差膜染料を添加することを特徴とする請求項50記載の方法。 52.暴露の時間が100ミリ秒〜5秒の範囲内にあることを特徴とする前記 項目のいずれか1項に記載の方法。 53.暴露の期間が0.5〜3秒の範囲内にあることを特徴とする請求項52 記載の方法。 54.暴露を単一暴露として行うことを特徴とする請求項52または53記載 の方法。 55.一物理特性の強度を測定し、 a)互いに近接して設置された少なくとも2×2のサブ領域よりなるサブ 領域の群中に設置された目的のサブ領域を規定し、 b)制限領域の面中の所定の幾何学的方向(群)に対する目的のサブ領域 における測定可能な強度の少なくとも1の方向導関数(群)を目的の該サブ領域 で評価し、ここに該方向導関数(群)はサブ領域の群に近接してかまたは隣接し て設置されたサブ領域における測定可能な強度に基き、 c)少なくとも1の方向微分係数の評価に基づいて、属性を目的の該サブ 領域に割当てられた値に割当て;該属性は目的のサブ領域または該目的のサブ領 域に近接してかまたは隣接して設置されたサブ領域における測定可能な強度を調 整するための所定の戦略に関連する調整した測定可能な強度および/または情報 (群)を表し、 d)制限領域の実質的に全てのサブ領域について、工程a)−c)を繰返 す ことよりなる、領域にわたり分散した、強度情報における変動により表される異 なる対象物を表す強度情報を圧縮する方法であり、ここに該情報がサブ領域に分 割された制限領域にわたって分布する物性の変動する程度の測定可能な強度の形 態で存在し、該サブ領域の各々がそれに割当てられた、当該サブ領域を唯一同定 するインデックスを有することを特徴とする該方法。 56.−バックグラウンド信号とは異なる強度を有する実質的に全ての検出素 子を同定およびカウントし、 −カウントの結果を所定のスケーリング値(scaling value)によって調 整し、 −該スケーリング値を、生体粒子からの信号を表す検出素子の数に直接関 連付け、 −該スケーリングの結果を、暴露を表した粒子の数に関係付ける ことよりなる、試料中の生体粒子の数を評価する方法。 57.カウントする前に検出素子の測定した強度が調整されており、該調整が −a)検出素子の強度値を表す協同システムにおける所定のサイズの範囲 を明らかにし、ここに範囲のサイズは、それが平均広がりを有する生体粒子の表 示よりも大きいように決定され、 −b)第一検出素子を選択し、ここに該第一検出素子はその強度が調整に 付されるものであり、 −c)その強度を調整する検出素子が実質的に範囲の中央になるように範 囲を位置決定し、 −d)勾配を描く検出素子の強度を考慮することにより、範囲の内側およ び範囲の中央の周りの信号強度の変化を描く少なくとも1の勾配の調査の結果に 基づいて範囲の中央の検出素子の強度を調整し、ついで 検出素子の所定の数が時間の所定の数に調整されるまで工程b)ないしc)を繰 返す工程よりなることを特徴とする請求項56記載の方法。
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JP2009541736A (ja) * | 2006-07-17 | 2009-11-26 | ヘモク アクチボラゲット | 血小板の計数 |
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JP2021093934A (ja) * | 2019-12-16 | 2021-06-24 | 東芝テック株式会社 | 測定装置 |
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