JPWO2020180645A5 - - Google Patents
Download PDFInfo
- Publication number
- JPWO2020180645A5 JPWO2020180645A5 JP2021551748A JP2021551748A JPWO2020180645A5 JP WO2020180645 A5 JPWO2020180645 A5 JP WO2020180645A5 JP 2021551748 A JP2021551748 A JP 2021551748A JP 2021551748 A JP2021551748 A JP 2021551748A JP WO2020180645 A5 JPWO2020180645 A5 JP WO2020180645A5
- Authority
- JP
- Japan
- Prior art keywords
- nucleic acid
- oligonucleotide
- probe
- sequence
- acid probe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Claims (27)
式中、Bがヌクレオチド塩基であり、Rが電気化学発光標識であり、L1が連結基であり、L2が連結基であり、jが0~11の整数であり、kが0~1の整数であり、mが0~11の整数であり、nが0~5の整数である、標識プローブ。 A labeled probe of formula I,
wherein B is a nucleotide base, R is an electrochemiluminescent label, L 1 is a linking group, L 2 is a linking group, j is an integer of 0-11, and k is 0-1. m is an integer from 0-11, and n is an integer from 0-5.
(ii) 式IのRが、
であるか、
(iii) 式IのBが、ウラシルの5位でL1に付着したウラシルであるか、
(iv) 式IのL1が、
またはそれらの組み合わせを含み、式中、pが1~12の整数であるか、
(v) 式IのL2が、
またはそれらの組み合わせを含み、式中、qが0~11の整数であるか、
(vi) kが0、jがm、およびnが5であるか、
(vii) 式Iの前記オリゴヌクレオチドが、5’-CAGTGAATGCGAGTCCGTCT-3’(配列番号31)または5’-CAGTGAATGCGAGTCCGTCTAAG-3’(配列番号32)に対して少なくとも90%の配列同一性を有する配列を含むか、または
(viii) (i)~(vii)の任意の組み合わせである、
請求項1に記載の標識プローブ。 (i) R of formula I comprises a ruthenium complex RP 1 P 2 P 3 and each of P 1 , P 2 and P 3 is independently bipyridine, substituted bipyridine, phenanthroline, or substituted phenanthroline;
(ii) R of formula I is
or
(iii) B of Formula I is uracil attached to L1 at position 5 of uracil;
(iv) L 1 of Formula I is
or combinations thereof, wherein p is an integer from 1 to 12;
(v) L2 of Formula I is
or combinations thereof, wherein q is an integer from 0 to 11;
(vi) k is 0, j is m, and n is 5;
(vii) said oligonucleotide of formula I has a sequence having at least 90% sequence identity to 5′-CAGTGAATGCGAGTCCGTCT-3′ (SEQ ID NO:31) or 5′-CAGTGAATGCGAGTCCGTCTAAG-3′ (SEQ ID NO:32); or (viii) any combination of (i)-(vii)
A labeled probe according to claim 1 .
式中、jは0~11の整数であり、kは0~1の整数であり、mは0~11の整数であり、nは0~5の整数であり、Rは、電気化学発光標識:
である、標識プローブ。 A labeled probe of formula II,
wherein j is an integer from 0 to 11, k is an integer from 0 to 1, m is an integer from 0 to 11, n is an integer from 0 to 5, R is an electrochemiluminescent label :
is a labeled probe.
(ii) 式IIの前記オリゴヌクレオチドが、5’-CAGTGAATGCGAGTCCGTCT-3’(配列番号31)または5’-CAGTGAATGCGAGTCCGTCTAAG-3’(配列番号32)に対して少なくとも90%の配列同一性を有する配列を含むか、または
(iii) (i)~(ii)の組み合わせである、
請求項3に記載の標識プローブ。 (i) k is 0, j is m, and n is 5;
(ii) said oligonucleotide of Formula II has at least 90% sequence identity to 5′-CAGTGAATGCGAGTCCGTCT-3′ (SEQ ID NO:31) or 5′-CAGTGAATGCGAGTCCGTCTAAG-3′ (SEQ ID NO:32); or (iii) a combination of (i)-(ii)
A labeled probe according to claim 3 .
(a)電極に電位を、前記電極に近接している複合体が電気化学発光を放出する条件下で、印加することであって、前記複合体は、標的オリゴヌクレオチドおよび請求項1~4のいずれか一項に記載の標識プローブを含み、式Iまたは式IIの前記オリゴヌクレオチドは前記標的オリゴヌクレオチドに相補的である、電極に電位を印加することと、
(b)前記放出された電気化学発光を測定することと、を含む、方法。 A method of measuring electrochemiluminescence, comprising:
(a) applying a potential to an electrode under conditions in which a complex in proximity to said electrode emits electrochemiluminescence, said complex comprising a target oligonucleotide and the applying a potential to an electrode comprising a labeled probe according to any one of claims, wherein said oligonucleotide of Formula I or Formula II is complementary to said target oligonucleotide;
(b) measuring the emitted electrochemiluminescence.
任意で、前記複合体が、前記標的オリゴヌクレオチドに結合することができる結合試薬をさらに含み、前記結合試薬が前記電極上又は前記固相担体上に固定され、
さらに任意で、前記固相担体が粒子であり、前記粒子が、重力、遠心分離、濾過、または磁場の印加を使用して、前記電極上に収集される、
請求項5に記載の方法。 said target oligonucleotide is immobilized on said electrode or optionally on a solid support immobilized on said electrode;
optionally, said complex further comprises a binding reagent capable of binding to said target oligonucleotide, said binding reagent immobilized on said electrode or on said solid support;
Further optionally, said solid support is a particle, and said particles are collected on said electrode using gravity, centrifugation, filtration, or application of a magnetic field.
6. The method of claim 5.
(a)電極、任意で、炭素系電極である電極、
(b)ECL読み取り緩衝液、任意で、ECL読み取り緩衝液はトリプロピルアミンおよび/またはブチルジエタノールアミンを含む、
(c)核酸ポリメラーゼ、
(d)核酸リガーゼ、
(e)アッセイ希釈剤、
(f)追加の核酸試薬、
(g)アッセイ消耗品、任意で、前記アッセイ消耗品はマルチウェルプレートアッセイ消耗品であり、前記プレートの各ウェルがカーボンインク電極を含む、または
(h)それらの組み合わせと、を含む、キット。 A kit for measuring electrochemiluminescence, the labeled probe according to any one of claims 1 to 4;
(a) an electrode, optionally an electrode that is a carbon-based electrode;
(b) an ECL read buffer, optionally the ECL read buffer comprises tripropylamine and/or butyldiethanolamine;
(c) a nucleic acid polymerase;
(d) a nucleic acid ligase;
(e) an assay diluent;
(f) additional nucleic acid reagents;
(g) an assay consumable, optionally said assay consumable is a multi-well plate assay consumable, each well of said plate comprising a carbon ink electrode, or (h) a combination thereof.
(ii) 前記非天然核酸プローブが、式IIIAの化合物を含むか、
(iii) 前記非天然核酸プローブが、ハプテンまたはビオチンを含む非天然の5’修飾をさらに含み、任意で、前記ハプテンが、フルオレセイン、ジニトロフェニル、またはジゴキシゲニンを含むか、
(iv) 前記非天然核酸プローブが、式IVの化合物を含むか、
(v) 前記非天然核酸プローブの前記オリゴヌクレオチドが、14~19ヌクレオチドの長さ、14ヌクレオチドの長さ、または15ヌクレオチドの長さでであるか、
(vi)前記非天然核酸プローブの前記オリゴヌクレオチドが、5’-CAGTGAATGCGAGTCCGTCTAAG-3’(配列番号34)および5’-AAGAGAGTAGTACAGCA-3’(配列番号35)を含むか、または
(vii) (i)~(vi)の任意の組み合わせである、
請求項8に記載の非天然核酸プローブ。 (i) said non-natural nucleic acid probe further comprises a non-natural 5′ modification comprising a reactive functional group, optionally wherein said reactive functional group is a thiol, amine, carboxylic acid, active ester, hydrazine, aldehyde, is a ketone, alkyne, strained alkene, azide, or tetrazine;
(ii) said non-natural nucleic acid probe comprises a compound of Formula IIIA;
(iii) said non-natural nucleic acid probe further comprises a non-natural 5′ modification comprising a hapten or biotin, optionally said hapten comprises fluorescein, dinitrophenyl, or digoxigenin;
(iv) said non-natural nucleic acid probe comprises a compound of Formula IV;
(v) said oligonucleotide of said non-natural nucleic acid probe is 14-19 nucleotides in length, 14 nucleotides in length, or 15 nucleotides in length;
(vi) said oligonucleotide of said non-natural nucleic acid probe comprises 5′-CAGTGAATGCGAGTCCGTCTAAG-3′ (SEQ ID NO:34) and 5′-AAGAGAGTAGTACAGCA-3′ (SEQ ID NO:35), or (vii) (i) is any combination of (vi)
The non-natural nucleic acid probe according to claim 8.
(ii) 前記非天然オリゴヌクレオチドが、5’-GTTCTGTCATATTTCAGTGAATGCGAGTCCGTCTAAGAGAGTAGTACAGCAAGAGTGTCTA-3’(配列番号36)からなるか、
(iii) 前記非天然オリゴヌクレオチドが、53~61ヌクレオチドの長さであるか、
(iv) 前記非天然オリゴヌクレオチドが、5’末端ホスフェート基をさらに含むか、または
(v) (i)~(iv)の任意の組み合わせである、
請求項11に記載のオリゴヌクレオチド。 (i) said non-natural oligonucleotide sequence further comprises 5′-CAGTGAATGCGAGTCCGTCTAAG-3′ (SEQ ID NO:34) and 5′-AAGAGAGTAGTACAGCA-3′ (SEQ ID NO:35);
(ii) the unnatural oligonucleotide consists of 5′-GTTCTGTCATATTTCAGTGAATGCGAGTCCGTCTAAGAGAGTAGTACAGCAAGAGTGTCTA-3′ (SEQ ID NO: 36);
(iii) said unnatural oligonucleotide is 53-61 nucleotides in length;
(iv) the unnatural oligonucleotide further comprises a 5′ terminal phosphate group, or (v) any combination of (i)-(iv).
12. The oligonucleotide of claim 11.
(a)ヘテロ二官能性架橋剤であって、
(i)前記検出試薬と反応して、前記架橋剤を前記検出試薬に付着させることができる第1の反応基、および
(ii)前記検出試薬に対して実質的に非反応性でありながら、前記核酸プローブと反応して、前記架橋剤を前記核酸プローブに付着させることができる第2の反応基を含む、ヘテロ二官能性架橋剤と、
(b)未反応の核酸プローブから前記コンジュゲートを分離することができる第1のサイズ分離デバイス、
任意で、前記第1のサイズ分離デバイスが、透析デバイス、限外濾過デバイスまたはサイズ排除カラムであり、前記分離デバイスが、分子量が約5,000ダルトン以下のオリゴヌクレオチドを、分子量が50,000ダルトンを超えるコンジュゲートから分離するのに適した分画分子量を有し、好ましくは前記分離デバイスが、サイズ排除クロマトグラフィーマトリックスを含むカラムであり、より好ましくは前記サイズ排除クロマトグラフィーマトリックスが、SEPHADEX G100ビーズを含む、と、
(c)核酸結合フルオロフォアであって、前記フルオロフォアが核酸に結合すると前記フルオロフォアの蛍光強度が増加する、核酸結合フルオロフォア、
任意で、前記フルオロフォアが、QUANT-IT OLIGREEN色素、QUANTI-IT RIBOGREEN色素、QUANTIFLUOR ssDNA色素、SYBR Green I色素、またはSYBR Green II色素であり、好ましくは前記フルオロフォアがSYBR Green I色素である、と、
(d)任意で、1つ以上の
(1)前記核酸プローブ、任意で、前記核酸プローブが5’-GACAGAACTAGACAC-3’(配列番号33)の14または15個の連続したオリゴヌクレオチドを含む、と、
(2)較正オリゴヌクレオチドと、
(3)コンジュゲーションの前に検出試薬を脱塩するための第2のサイズ分離デバイスと、
を含む、キット。 A kit for conjugating a nucleic acid probe to a non-nucleic acid detection reagent to form a conjugate, comprising:
(a) a heterobifunctional crosslinker comprising
(i) a first reactive group capable of reacting with said detection reagent to attach said cross-linking agent to said detection reagent; and (ii) being substantially non-reactive with respect to said detection reagent, a heterobifunctional cross-linker comprising a second reactive group capable of reacting with the nucleic acid probe to attach the cross-linker to the nucleic acid probe;
(b) a first size separation device capable of separating said conjugate from unreacted nucleic acid probe;
Optionally, said first size separation device is a dialysis device, an ultrafiltration device or a size exclusion column, said separation device separating oligonucleotides having a molecular weight of about 5,000 Daltons or less and having a molecular weight of 50,000 Daltons. preferably said separation device is a column comprising a size exclusion chromatography matrix, more preferably said size exclusion chromatography matrix comprises SEPHADEX G100 beads containing, and
(c) a nucleic acid-binding fluorophore, wherein the fluorescence intensity of said fluorophore increases when said fluorophore binds to a nucleic acid;
optionally, said fluorophore is QUANT-IT OLIGREEN dye, QUANTI-IT RIBOGREEN dye, QUANTIFLUOR ssDNA dye, SYBR Green I dye, or SYBR Green II dye, preferably said fluorophore is SYBR Green I dye; and,
(d) optionally one or more of (1) said nucleic acid probe, optionally said nucleic acid probe comprises 14 or 15 contiguous oligonucleotides of 5'-GACAGAACTAGACAC-3' (SEQ ID NO: 33); ,
(2) a calibration oligonucleotide;
(3) a second size separation device for desalting detection reagents prior to conjugation;
kit, including
(ii) 前記核酸プローブがチオール修飾オリゴヌクレオチドであり、前記第2の反応基がチオ―ル反応基、任意で、マレイミドまたはヨードアセトアミド部分であるか、
(iii) 前記検出試薬がタンパク質、任意で、抗原結合物質であるか、
(iv) 前記キット構成要素が単一のパッケージに入っているか、または
(v) (i)~(iv)の任意の組み合わせである、
請求項13に記載のキット。 (i) said first reactive group comprises an amine-reactive moiety, optionally an N-hydroxysuccinimide ester or an N-hydroxysulfosuccinimide ester;
(ii) said nucleic acid probe is a thiol-modified oligonucleotide and said second reactive group is a thiol-reactive group, optionally a maleimide or iodoacetamide moiety;
(iii) said detection reagent is a protein, optionally an antigen binding substance;
(iv) the kit components are in a single package, or (v) any combination of (i)-(iv);
14. A kit according to claim 13.
(a)検出試薬および核酸プローブを反応させてコンジュゲートを形成することと、
(b)サイズ分離デバイスを使用して、前記コンジュゲートを未反応の核酸プローブから分離し、精製されたコンジュゲートを形成することと、
(c)前記精製されたコンジュゲートの試料、および核酸結合フルオロフォアが核酸に結合すると増加する蛍光強度を有するように選択された核酸結合フルオロフォアを含む試験組成物を形成することと、
(d)前記試験組成物の前記蛍光を測定して、前記精製されたコンジュゲート中の核酸プローブ量を決定することと、を含む、方法。 A method for conjugating a nucleic acid probe to a non-nucleic acid detection reagent to form a conjugate, comprising:
(a) reacting a detection reagent and a nucleic acid probe to form a conjugate;
(b) separating the conjugate from unreacted nucleic acid probes using a size separation device to form a purified conjugate;
(c) forming a test composition comprising a sample of the purified conjugate and a nucleic acid-binding fluorophore selected to have an increased fluorescence intensity when the nucleic acid-binding fluorophore binds to a nucleic acid;
(d) measuring the fluorescence of the test composition to determine the amount of nucleic acid probe in the purified conjugate.
前記検出試薬がヘテロ二官能性架橋剤の第1の反応基と反応し、前記核酸が前記架橋剤の第2の反応基と反応する条件下で、前記検出試薬および前記核酸プローブを前記ヘテロ二官能性架橋剤と接触させて前記コンジュゲートを形成することを含み、前記ヘテロ二官能性架橋剤は、
(i)前記検出試薬と反応して、前記架橋剤を前記検出試薬に付着させることができる第1の反応基と
(ii)前記検出試薬に対して実質的に非反応性でありながら、前記核酸プローブと反応して、前記架橋剤を前記核酸プローブに付着させることができる第2の反応基と、を含み、
前記架橋剤と前記核酸プローブとの前記反応の前に、前記検出試薬と前記架橋剤との反応産物を精製することを含まない、方法。 A method of conjugating a nucleic acid probe to a non-nucleic acid detection reagent to form a conjugate, comprising:
The detection reagent and the nucleic acid probe are combined with the heterobifunctional cross-linker under conditions in which the detection reagent reacts with the first reactive group of the heterobifunctional cross-linker and the nucleic acid reacts with the second reactive group of the cross-linker. contacting with a functional cross-linker to form the conjugate, wherein the heterobifunctional cross-linker comprises:
(i) a first reactive group capable of reacting with said detection reagent to attach said cross-linking agent to said detection reagent; and (ii) substantially non-reactive to said detection reagent while said a second reactive group capable of reacting with a nucleic acid probe to attach the cross-linking agent to the nucleic acid probe;
A method that does not include purifying a reaction product of the detection reagent and the cross-linking agent prior to the reaction of the cross-linking agent with the nucleic acid probe.
(a)前記検出試薬がヘテロ二官能性架橋剤の第1の反応基と反応する条件下で、前記検出試薬を前記ヘテロ二官能性架橋剤と接触させて第1の組成物を形成することであって、前記ヘテロ二官能性架橋剤が、
(i)前記検出試薬と反応して、前記架橋剤を前記検出試薬に付着させることができる第1の反応基、および
(ii)前記検出試薬に対して実質的に非反応性でありながら、前記核酸プローブと反応して、前記架橋剤を前記核酸プローブに付着させることができる第2の反応基を含む、第1の組成物を形成することと、
(b)前記架橋剤の前記第2の反応基が前記核酸プローブと反応する条件下で、前記第1の組成物を前記核酸プローブと接触させて前記コンジュゲートを形成することと、を含み、
前記架橋剤と前記核酸プローブとの前記反応の前に、前記検出試薬と前記架橋剤との前記反応産物を精製することを含まない、方法。 A method for conjugating a nucleic acid probe to a non-nucleic acid detection reagent to form a conjugate, comprising:
(a) contacting the detection reagent with the heterobifunctional cross-linker under conditions where the detection reagent reacts with the first reactive group of the heterobifunctional cross-linker to form a first composition; wherein the heterobifunctional cross-linking agent is
(i) a first reactive group capable of reacting with said detection reagent to attach said cross-linking agent to said detection reagent; and (ii) being substantially non-reactive with respect to said detection reagent, forming a first composition comprising a second reactive group capable of reacting with the nucleic acid probe to attach the cross-linking agent to the nucleic acid probe;
(b) contacting the first composition with the nucleic acid probe under conditions where the second reactive group of the crosslinker reacts with the nucleic acid probe to form the conjugate;
A method that does not include purifying the reaction product of the detection reagent and the cross-linking agent prior to the reaction of the cross-linking agent with the nucleic acid probe.
(a)アンカーオリゴヌクレオチドを含むアンカー試薬と、
(b)請求項1~4のいずれか一項に記載の標識プローブと、
(c)5’末端ヌクレオチド配列を含むコネクターオリゴヌクレオチド、3’末端ヌクレオチド配列(前記5’および3’末端ヌクレオチド配列は核酸プローブにハイブリダイズすることができる)、前記アンカーオリゴヌクレオチドの相補体にハイブリダイズすることができる第1の内部ヌクレオチド配列、および前記標識プローブの検出オリゴヌクレオチドの相補体にハイブリダイズすることができる第2の内部ヌクレオチド配列と、
(d)核酸リガーゼと、
(e)核酸ポリメラーゼと、
(e)任意で、前記コネクターオリゴヌクレオチドの前記5’末端配列に相補的な第1の配列と、前記コネクターオリゴヌクレオチドの前記3’末端配列に相補的な隣接する第2の配列と、を含む核酸プローブ、好ましくは核酸プローブが、5’-GACAGAACTAGACAC-3’(配列番号33)の前記14または15個の連続したヌクレオチドを含む、と、
を含む、キット。 A kit for performing an assay comprising
(a) an anchor reagent comprising an anchor oligonucleotide;
(b) a labeled probe according to any one of claims 1 to 4;
(c) a connector oligonucleotide comprising a 5' terminal nucleotide sequence, a 3' terminal nucleotide sequence (said 5' and 3' terminal nucleotide sequences are capable of hybridizing to a nucleic acid probe), hybridizing to the complement of said anchor oligonucleotide; a first internal nucleotide sequence capable of hybridizing and a second internal nucleotide sequence capable of hybridizing to the complement of the detection oligonucleotide of said labeled probe;
(d) a nucleic acid ligase;
(e) a nucleic acid polymerase;
(e) optionally comprising a first sequence complementary to said 5' terminal sequence of said connector oligonucleotide and a contiguous second sequence complementary to said 3' terminal sequence of said connector oligonucleotide; the nucleic acid probe, preferably the nucleic acid probe, comprises said 14 or 15 contiguous nucleotides of 5'-GACAGAACTAGACAC-3' (SEQ ID NO: 33);
kit, including
(ii) 前記アンカーオリゴヌクレオチドが、5’-AAGAGAGTAGTACAGCA-3’(配列番号35)を含むか、
(iii) 前記コネクターオリゴヌクレオチドが、5’末端ホスフェート基をさらに含むか、
(iv) 前記コネクターオリゴヌクレオチドが、53~61ヌクレオチドの長さであり、任意で、前記3’および5’末端配列の長さの合計が、14~19ヌクレオチドの長さ、好ましくは14または15ヌクレオチドの長さであるか、
(v) 前記5’末端配列が、GTTCTGTCであり、前記3’末端配列が、GTGTCTAであるか、
(vi) 前記コネクターオリゴヌクレオチド配列が、5’-GTTCTGTCATATTTCAGTGAATGCGAGTCCGTCTAAGAGAGTAGTACAGCAAGAGTGTCTA-3’(配列番号36)からなるか、または
(vii) (i)~(vi)の任意の組み合わせである、
請求項18に記載のキット。 (i) said anchor oligonucleotide is 17 or 25 oligonucleotides in length, optionally 17 or 25 nucleotides in length;
(ii) said anchor oligonucleotide comprises 5′-AAGAGAGTAGTACAGCA-3′ (SEQ ID NO: 35);
(iii) said connector oligonucleotide further comprises a 5′ terminal phosphate group;
(iv) said connector oligonucleotide is 53-61 nucleotides in length and optionally the sum of the lengths of said 3′ and 5′ end sequences is 14-19 nucleotides in length, preferably 14 or 15 is the length of nucleotides, or
(v) said 5′ terminal sequence is GTTCTGTC and said 3′ terminal sequence is GTGTCTA;
(vi) said connector oligonucleotide sequence consists of 5′-GTTCTGTCATATTTCAGTGAATGCGAGTCCGTCTAAGAGAGTAGTACAGCAAGAGTGTCTA-3′ (SEQ ID NO: 36), or (vii) any combination of (i)-(vi);
19. Kit according to claim 18.
(a)前記分析物を、(i)表面上の結合ドメインの捕捉試薬であって、前記結合ドメインが、アンカーオリゴヌクレオチドを含むアンカー試薬をさらに含む、捕捉試薬と、(ii)検出試薬および核酸プローブを含むコンジュゲートとに結合することにより、前記捕捉試薬、前記分析物、および前記コンジュゲートを含む複合体を前記結合ドメインに形成することと、
(b)前記コンジュゲートの前記核酸プローブを伸長して、前記アンカーオリゴヌクレオチドに相補的なアンカーオリゴヌクレオチド相補体および標識プローブの検出オリゴヌクレオチドに相補的な検出配列相補体を含む伸長配列を形成することと、
(c)前記検出オリゴヌクレオチドを含む前記標識プローブを前記伸長配列に結合することと、
(d)前記結合ドメインに結合した前記標識プローブの量を測定することと、を含み、
前記標識プローブは、請求項1~4のいずれか一項に記載の標識プローブである、方法。 A method of measuring an analyte, comprising:
(a) the analyte, (i) a capture reagent for a binding domain on a surface, the binding domain further comprising an anchor reagent comprising an anchor oligonucleotide; and (ii) a detection reagent and a nucleic acid. forming a complex comprising the capture reagent, the analyte, and the conjugate to the binding domain by binding to a conjugate comprising a probe;
(b) extending said nucleic acid probe of said conjugate to form an extended sequence comprising an anchor oligonucleotide complement complementary to said anchor oligonucleotide and a detection sequence complement complementary to a detection oligonucleotide of a labeled probe; and
(c) binding the labeled probe comprising the detection oligonucleotide to the extended sequence;
(d) measuring the amount of said labeled probe bound to said binding domain;
A method, wherein the labeled probe is the labeled probe according to any one of claims 1-4.
(a)前記分析物を、(i)表面上の結合ドメインの捕捉試薬であって、前記結合ドメインが、アンカーオリゴヌクレオチドを含むアンカー試薬をさらに含む、捕捉試薬と、(ii)検出試薬、ならびに第1のプローブ配列および隣接する第2のプローブ配列を有するオリゴヌクレオチドを含む核酸プローブを含むコンジュゲートとに結合することにより、前記捕捉試薬、前記分析物、および前記コンジュゲートを含む複合体を前記結合ドメインに形成することと、
(b)前記複合体の前記核酸プローブを、コネクターオリゴヌクレオチドであって、前記第1のプローブ配列に相補的な5’末端配列、前記第2のプローブ配列に相補的な3’末端配列、前記アンカーオリゴヌクレオチドの相補体にハイブリダイズすることができる第1の内部配列、および標識プローブの検出オリゴヌクレオチドの相補体にハイブリダイズすることができる第2の内部配列を含む、コネクターオリゴヌクレオチドに結合することと、
(c)前記コネクターオリゴヌクレオチドを連結して環状テンプレートオリゴヌクレオチドを形成することと、
(d)ローリングサークル増幅により前記核酸プローブを伸長して伸長配列を形成することと、
(e)前記検出オリゴヌクレオチドを含む標識プローブを前記伸長配列に結合することと、
(f)前記結合ドメインに結合した前記標識プローブの量を測定することと、を含み、
前記標識プローブは、請求項1~4のいずれか一項に記載の標識プローブである、方法。 A method of measuring an analyte, comprising:
(a) the analyte, (i) a capture reagent of a binding domain on a surface, the binding domain further comprising an anchor reagent comprising an anchor oligonucleotide; and (ii) a detection reagent; said complex comprising said capture reagent, said analyte, and said conjugate by binding to said conjugate comprising a nucleic acid probe comprising an oligonucleotide having a first probe sequence and an adjacent second probe sequence; forming into a binding domain;
(b) connecting said nucleic acid probe of said complex to a connector oligonucleotide having a 5′ terminal sequence complementary to said first probe sequence, a 3′ terminal sequence complementary to said second probe sequence, said Binds to a connector oligonucleotide comprising a first internal sequence capable of hybridizing to the complement of the anchor oligonucleotide and a second internal sequence capable of hybridizing to the complement of the detection oligonucleotide of the labeled probe and
(c) ligating the connector oligonucleotides to form circular template oligonucleotides;
(d) extending the nucleic acid probe by rolling circle amplification to form an extended sequence;
(e) binding a labeled probe comprising the detection oligonucleotide to the extended sequence;
(f) measuring the amount of said labeled probe bound to said binding domain;
A method, wherein the labeled probe is the labeled probe according to any one of claims 1-4.
(a)表面上の結合ドメイン内の第1の捕捉試薬に前記分析物を結合することであって、前記結合ドメインが、アンカーオリゴヌクレオチドを含むアンカー試薬をさらに含む、第1の捕捉試薬に分析物を結合することと、
(b)検出試薬および核酸プローブを含むコンジュゲートを、前記結合ドメイン内の第2の捕捉試薬に結合し、前記第2の捕捉試薬および前記コンジュゲートを含む複合体を形成することであって、前記検出試薬が、前記第1および第2の捕捉試薬に結合するための前記分析物の競合相手である、複合体を形成することと、
(c)前記複合体中の前記コンジュゲートの前記核酸プローブを伸長して、前記アンカーオリゴヌクレオチドに相補的なアンカーオリゴヌクレオチド相補体および標識プローブの検出オリゴヌクレオチドに相補的な検出配列相補体を含む伸長配列を形成することと、
(d)前記検出オリゴヌクレオチドを含む前記標識プローブを前記伸長配列に結合することと、
(e)前記結合ドメインに結合した前記標識プローブの量を測定することと、を含み、
前記標識プローブは、請求項1~4のいずれか一項に記載の標識プローブである、方法。 A method of measuring an analyte, comprising:
(a) binding said analyte to a first capture reagent within a binding domain on a surface, said binding domain further comprising an anchor reagent comprising an anchor oligonucleotide; joining things together;
(b) binding a conjugate comprising a detection reagent and a nucleic acid probe to a second capture reagent within said binding domain to form a complex comprising said second capture reagent and said conjugate, forming a complex in which the detection reagent is a competitor of the analyte for binding to the first and second capture reagents;
(c) extending said nucleic acid probe of said conjugate in said complex to include an anchor oligonucleotide complement complementary to said anchor oligonucleotide and a detection sequence complement complementary to a detection oligonucleotide of a labeled probe; forming an extended sequence;
(d) binding the labeled probe comprising the detection oligonucleotide to the extended sequence;
(e) measuring the amount of said labeled probe bound to said binding domain;
A method, wherein the labeled probe is the labeled probe according to any one of claims 1-4.
(a)前記分析物を、第1の検出試薬および核酸プローブを含む第1のコンジュゲートに結合することと、
(b)表面上の結合ドメインの捕捉試薬を、第2の検出試薬および核酸プローブを含む第2のコンジュゲートに結合して、前記捕捉試薬および前記第2のコンジュゲートを含む複合体を形成することであって、(i)前記結合ドメインが、アンカーオリゴヌクレオチドを含むアンカー試薬をさらに含み、(ii)前記捕捉試薬が、前記第1および第2の検出試薬に結合するための前記分析物の競合相手である、複合体を形成することと、
(c)前記複合体中の前記第2のコンジュゲートの前記核酸プローブを伸長して、前記アンカーオリゴヌクレオチドに相補的なアンカーオリゴヌクレオチド相補体および標識プローブの検出オリゴヌクレオチドに相補的な検出配列相補体を含む伸長配列を形成することと、
(d)前記検出オリゴヌクレオチドを含む前記標識プローブを前記伸長配列に結合することと、
(e)前記結合ドメインに結合した前記標識プローブの量を測定することと、を含み、
前記標識プローブは、請求項1~4のいずれか一項に記載の標識プローブである、方法。 A method of measuring an analyte, comprising:
(a) binding the analyte to a first conjugate comprising a first detection reagent and a nucleic acid probe;
(b) binding the capture reagent of the binding domain on the surface to a second conjugate comprising a second detection reagent and a nucleic acid probe to form a complex comprising said capture reagent and said second conjugate; (i) the binding domain further comprises an anchor reagent comprising an anchor oligonucleotide; and (ii) the capture reagent binds to the first and second detection reagents of the analyte. Forming a complex that is a competitor;
(c) extending said nucleic acid probe of said second conjugate in said complex to provide an anchor oligonucleotide complement complementary to said anchor oligonucleotide and a detection sequence complement complementary to a detection oligonucleotide of a labeled probe; forming an elongated sequence comprising the body;
(d) binding the labeled probe comprising the detection oligonucleotide to the extended sequence;
(e) measuring the amount of said labeled probe bound to said binding domain;
A method, wherein the labeled probe is the labeled probe according to any one of claims 1-4.
式中、rが0~24の整数であり、xが1~20の整数であり、およびタンパク質-NH-が、前記タンパク質に由来するアミノ基のコンジュゲート型である、
請求項20~22のいずれか一項に記載の方法。 said conjugate comprises a compound of formula VI,
wherein r is an integer from 0 to 24, x is an integer from 1 to 20, and protein-NH- is the conjugated form of an amino group derived from said protein.
A method according to any one of claims 20-22.
式中、rが0~24の整数であり、xが1~20の整数であり、およびタンパク質-NH-が、前記タンパク質に由来するアミノ基のコンジュゲート型である、
請求項23に記載の方法。 said first conjugate and/or said second conjugate comprises a compound of Formula VI;
wherein r is an integer from 0 to 24, x is an integer from 1 to 20, and protein-NH- is the conjugated form of an amino group derived from said protein.
24. The method of claim 23.
式中、前記オリゴヌクレオチドが、5’-AAGAGAGTAGTACAGCA-3’(配列番号35)を含む、アンカー試薬。 An anchoring reagent of formula X,
wherein said oligonucleotide comprises 5'-AAGAGAGTAGTACAGCA-3' (SEQ ID NO: 35).
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962812928P | 2019-03-01 | 2019-03-01 | |
US62/812,928 | 2019-03-01 | ||
PCT/US2020/020288 WO2020180645A1 (en) | 2019-03-01 | 2020-02-28 | Electrochemiluminescent labeled probes for use in immunoassay methods, methods using such and kits comprising same |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022522480A JP2022522480A (en) | 2022-04-19 |
JPWO2020180645A5 true JPWO2020180645A5 (en) | 2023-03-06 |
Family
ID=69941516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021551748A Pending JP2022522480A (en) | 2019-03-01 | 2020-02-28 | Electrochemiluminescent labeled probe for use in immunoassays, method of using the probe and kit containing the probe |
Country Status (9)
Country | Link |
---|---|
US (1) | US20220099661A1 (en) |
EP (1) | EP3931201A1 (en) |
JP (1) | JP2022522480A (en) |
KR (1) | KR20220010471A (en) |
CN (1) | CN114144422A (en) |
AU (1) | AU2020232954A1 (en) |
CA (1) | CA3132154A1 (en) |
TW (1) | TW202045522A (en) |
WO (1) | WO2020180645A1 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11445631B2 (en) * | 2020-03-19 | 2022-09-13 | Baidu Usa Llc | High performance computing based holistic liquid cooled rack cost optimization |
US20230184768A1 (en) | 2020-05-01 | 2023-06-15 | Meso Scale Technologies, Llc. | Viral serology ace2 competition assays |
WO2022099314A1 (en) | 2020-11-09 | 2022-05-12 | Meso Scale Technologies, Llc. | Methods and kits for detecting tau |
EP4275209A1 (en) | 2021-01-11 | 2023-11-15 | Meso Scale Technologies, LLC | Assay system calibration systems and methods |
US20220381780A1 (en) | 2021-05-21 | 2022-12-01 | Meso Scale Technologies, Llc. | Viral strain serology assays |
CN117501121A (en) * | 2021-06-17 | 2024-02-02 | 豪夫迈·罗氏有限公司 | Method for immunosensory of lipid layers using magnetic tunnel junction II |
CN117546023A (en) * | 2021-06-17 | 2024-02-09 | 豪夫迈·罗氏有限公司 | Method for immunosensing on lipid layers |
WO2022263544A1 (en) * | 2021-06-17 | 2022-12-22 | Roche Diagnostics Gmbh | Method for immunosensing on a lipid layer using magnetic tunnel junctions |
EP4337788A2 (en) * | 2021-06-24 | 2024-03-20 | Moleculent Ab | Spatial analysis of a planar biological sample |
WO2023196927A1 (en) | 2022-04-07 | 2023-10-12 | Meso Scale Technologies, Llc. | Methods and kits for assessing alzheimer's disease |
WO2023245184A1 (en) | 2022-06-17 | 2023-12-21 | Meso Scale Technologies, Llc. | Viral strain serology assays |
WO2024064904A1 (en) | 2022-09-23 | 2024-03-28 | Meso Scale Technologies, Llc. | Orthopoxvirus serology assays |
Family Cites Families (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4235601A (en) | 1979-01-12 | 1980-11-25 | Thyroid Diagnostics, Inc. | Test device and method for its use |
US4442204A (en) | 1981-04-10 | 1984-04-10 | Miles Laboratories, Inc. | Homogeneous specific binding assay device and preformed complex method |
US5238808A (en) | 1984-10-31 | 1993-08-24 | Igen, Inc. | Luminescent metal chelate labels and means for detection |
US5310687A (en) | 1984-10-31 | 1994-05-10 | Igen, Inc. | Luminescent metal chelate labels and means for detection |
US6165729A (en) | 1986-04-30 | 2000-12-26 | Hyperion Catalysis International, Inc. | Electrochemiluminescent reaction utilizing amine-derived reductant |
US5591581A (en) | 1986-04-30 | 1997-01-07 | Igen, Inc. | Electrochemiluminescent rhenium moieties and methods for their use |
US5147806A (en) | 1988-04-29 | 1992-09-15 | Igen, Inc. | Method and apparatus for conducting electrochemiluminescence measurements |
US6316607B1 (en) | 1986-04-30 | 2001-11-13 | Igen International, Inc. | Electrochemiluminescent assays |
US5892019A (en) | 1987-07-15 | 1999-04-06 | The United States Of America, As Represented By The Department Of Health And Human Services | Production of a single-gene-encoded immunoglobulin |
US5308754A (en) | 1988-03-21 | 1994-05-03 | Kankare Jouko J | Electrogenerated luminescence in solution |
US5093268A (en) | 1988-04-28 | 1992-03-03 | Igen, Inc. | Apparatus for conducting a plurality of simultaneous measurements of electrochemiluminescent phenomena |
US5705402A (en) | 1988-11-03 | 1998-01-06 | Igen International, Inc. | Method and apparatus for magnetic microparticulate based luminescence assay including plurality of magnets |
US5028535A (en) | 1989-01-10 | 1991-07-02 | Biosite Diagnostics, Inc. | Threshold ligand-receptor assay |
US5324457A (en) | 1989-10-02 | 1994-06-28 | Board Of Regents, The University Of Tx System | Devices and methods for generating electrogenerated chemiluminescence |
CA2050918A1 (en) | 1990-01-12 | 1991-07-13 | Raju Kucherlapati | Generation of xenogeneic antibodies |
US5776672A (en) | 1990-09-28 | 1998-07-07 | Kabushiki Kaisha Toshiba | Gene detection method |
JPH0534345A (en) | 1991-02-19 | 1993-02-09 | Tdk Corp | Measuring method of antigen-antibody utilizing chemiluminescence |
ZA929351B (en) | 1991-12-11 | 1993-06-04 | Igen Inc | Electrochemiluminescent label for DNA assays. |
US5786141A (en) | 1994-08-26 | 1998-07-28 | Bard; Allen J. | Electrogenerated chemiluminescence labels for analysis and/or referencing |
US5866434A (en) | 1994-12-08 | 1999-02-02 | Meso Scale Technology | Graphitic nanotubes in luminescence assays |
US5641623A (en) | 1995-01-04 | 1997-06-24 | Martin; Mark T. | Electrochemiluminescence assay |
US5643713A (en) | 1995-06-07 | 1997-07-01 | Liang; Pam | Electrochemiluminescent monitoring of compounds |
US6207369B1 (en) | 1995-03-10 | 2001-03-27 | Meso Scale Technologies, Llc | Multi-array, multi-specific electrochemiluminescence testing |
HUP9801679A3 (en) | 1995-03-10 | 2001-01-29 | Meso Scale Technologies Llc Co | Process and agent for multi-array, multi-specific electrochemiluminescence testing |
US5679519A (en) | 1995-05-09 | 1997-10-21 | Oprandy; John J. | Multi-label complex for enhanced sensitivity in electrochemiluminescence assay |
US6319670B1 (en) | 1995-05-09 | 2001-11-20 | Meso Scale Technology Llp | Methods and apparatus for improved luminescence assays using microparticles |
SE504798C2 (en) * | 1995-06-16 | 1997-04-28 | Ulf Landegren | Immunoassay and test kits with two reagents that can be cross-linked if adsorbed to the analyte |
US5589136A (en) | 1995-06-20 | 1996-12-31 | Regents Of The University Of California | Silicon-based sleeve devices for chemical reactions |
CA2227895C (en) | 1995-10-11 | 2012-07-17 | Luminex Corporation | Multiplexed analysis of clinical specimens apparatus and methods |
US5854033A (en) | 1995-11-21 | 1998-12-29 | Yale University | Rolling circle replication reporter systems |
GB9606850D0 (en) | 1996-04-01 | 1996-06-05 | Univ Liverpool | An assay system and novel labelled compounds for use therwith |
SE9601676D0 (en) | 1996-04-30 | 1996-04-30 | Ulf Landegren | Improved probing of specific mucleic acids |
FR2764381A1 (en) | 1997-06-09 | 1998-12-11 | Univ De Neuchatel | ELECTROCHEMICOLUMINESCENT DETECTOR |
US6413783B1 (en) | 1997-09-18 | 2002-07-02 | Meso Scale Technologies, Llc | Assay sonication apparatus and methodology |
US6054274A (en) | 1997-11-12 | 2000-04-25 | Hewlett-Packard Company | Method of amplifying the signal of target nucleic acid sequence analyte |
US6200531B1 (en) | 1998-05-11 | 2001-03-13 | Igen International, Inc. | Apparatus for carrying out electrochemiluminescence test measurements |
EP0962773A1 (en) | 1998-06-03 | 1999-12-08 | Mark Howard Jones | Electrochemical based assay processes instrument and labels |
GB9815042D0 (en) | 1998-07-10 | 1998-09-09 | Imperial College | Detector |
US6214552B1 (en) | 1998-09-17 | 2001-04-10 | Igen International, Inc. | Assays for measuring nucleic acid damaging activities |
US6136268A (en) | 1999-08-17 | 2000-10-24 | Orion Diagnostica | Method for luminescence measurements |
US7306904B2 (en) | 2000-02-18 | 2007-12-11 | Olink Ab | Methods and kits for proximity probing |
US6368801B1 (en) | 2000-04-12 | 2002-04-09 | Molecular Staging, Inc. | Detection and amplification of RNA using target-mediated ligation of DNA by RNA ligase |
US6291187B1 (en) | 2000-05-12 | 2001-09-18 | Molecular Staging, Inc. | Poly-primed amplification of nucleic acid sequences |
US6323009B1 (en) | 2000-06-28 | 2001-11-27 | Molecular Staging, Inc. | Multiply-primed amplification of nucleic acid sequences |
US6808939B2 (en) | 2001-06-29 | 2004-10-26 | Igen International, Inc. | ECL labels having improved non-specific binding properties, methods of using and kits containing the same |
JP2004534226A (en) | 2001-06-29 | 2004-11-11 | メソ スケイル テクノロジーズ,エルエルシー | Assay plate, reader system and method for luminescence test measurement |
GB2378245A (en) | 2001-08-03 | 2003-02-05 | Mats Nilsson | Nucleic acid amplification method |
EP2213738B1 (en) * | 2002-11-14 | 2012-10-10 | Dharmacon, Inc. | siRNA molecules targeting Bcl-2 |
US7192703B2 (en) | 2003-02-14 | 2007-03-20 | Intel Corporation, Inc. | Biomolecule analysis by rolling circle amplification and SERS detection |
US8460879B2 (en) | 2006-02-21 | 2013-06-11 | The Trustees Of Tufts College | Methods and arrays for target analyte detection and determination of target analyte concentration in solution |
US8338776B2 (en) | 2007-06-25 | 2012-12-25 | Tufts University | Optical array device and methods of use thereof for screening, analysis and manipulation of particles |
US8222047B2 (en) | 2008-09-23 | 2012-07-17 | Quanterix Corporation | Ultra-sensitive detection of molecules on single molecule arrays |
US20100075862A1 (en) | 2008-09-23 | 2010-03-25 | Quanterix Corporation | High sensitivity determination of the concentration of analyte molecules or particles in a fluid sample |
US20100261292A1 (en) | 2009-04-10 | 2010-10-14 | Meso Scale Technologies, Llc | Methods for Conducting Assays |
US8236574B2 (en) | 2010-03-01 | 2012-08-07 | Quanterix Corporation | Ultra-sensitive detection of molecules or particles using beads or other capture objects |
US8415171B2 (en) | 2010-03-01 | 2013-04-09 | Quanterix Corporation | Methods and systems for extending dynamic range in assays for the detection of molecules or particles |
US9952237B2 (en) | 2011-01-28 | 2018-04-24 | Quanterix Corporation | Systems, devices, and methods for ultra-sensitive detection of molecules or particles |
GB201108678D0 (en) * | 2011-05-24 | 2011-07-06 | Olink Ab | Multiplexed proximity ligation assay |
CN104822696B (en) | 2012-08-02 | 2017-09-22 | 霍夫曼-拉罗奇有限公司 | Novel iridium basigamy compound for ECL |
CN110286215A (en) * | 2013-03-11 | 2019-09-27 | 梅索磅秤技术有限公司 | Improved method for carrying out multi-channel measurement method |
US9618510B2 (en) * | 2013-03-13 | 2017-04-11 | Meso Scale Technologies, Llc. | Assay methods |
JP6791874B2 (en) | 2015-04-06 | 2020-11-25 | メソ スケール テクノロジーズ エルエルシー | High-throughput system for performing analyzes using electrochemical luminescence, including consumable oscillators |
AU2016297652A1 (en) | 2015-07-23 | 2018-02-15 | Meso Scale Technologies, Llc. | Integrated consumable data management system and platform |
EP3488031A4 (en) | 2016-07-22 | 2020-09-16 | Meso Scale Technologies, LLC | Integrated consumable data management system & platform |
-
2020
- 2020-02-28 JP JP2021551748A patent/JP2022522480A/en active Pending
- 2020-02-28 WO PCT/US2020/020288 patent/WO2020180645A1/en active Application Filing
- 2020-02-28 KR KR1020217031478A patent/KR20220010471A/en unknown
- 2020-02-28 CA CA3132154A patent/CA3132154A1/en active Pending
- 2020-02-28 US US17/434,938 patent/US20220099661A1/en active Pending
- 2020-02-28 EP EP20713487.5A patent/EP3931201A1/en active Pending
- 2020-02-28 CN CN202080032283.1A patent/CN114144422A/en active Pending
- 2020-02-28 AU AU2020232954A patent/AU2020232954A1/en active Pending
- 2020-03-02 TW TW109106784A patent/TW202045522A/en unknown
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4091113B2 (en) | Immunoassay and kit with two reagents that crosslink when attached to an analyte | |
US8013134B2 (en) | Kit for proximity probing with multivalent proximity probes | |
JP2577881B2 (en) | Assay method using polynucleotide chain | |
US20030077609A1 (en) | Modified oligonucleotides and uses thereof | |
US9150910B2 (en) | Methods and compositions in particle-based detection of target molecules using linking molecules | |
JPH05508074A (en) | Polynucleotide capture assay using in vitro amplification | |
EP2358898B1 (en) | Methods and compositions in particle-based detection of target molecules using covalent bond forming reactive pairs | |
JP2009137954A (en) | Labeling reagent, method for synthesizing such reagent and method for detecting biological molecule | |
JPWO2020180645A5 (en) | ||
CA2591652A1 (en) | Id-tag complexes, arrays, and methods of use thereof | |
US10233442B2 (en) | Method for affinity purification | |
JP2023505195A (en) | Nucleic acid binding immunosandwich assay (NULISA) | |
JP4745331B2 (en) | Reagent for labeling, synthesis method of the reagent, and detection method of biomolecule | |
JP2004309486A (en) | Multisignal labeling reagent, and method of labeling and method of quantifying the same | |
KR101513766B1 (en) | DNA Aptamer Specifically Binding to Alpha-fetoprotein and Its Use | |
CN109306351A (en) | The detection method that a kind of nanometer bio probe and terminal enzyme (DNA) mediate | |
US20110059458A1 (en) | Compositions and methods for catalyzing dna-programmed chemistry | |
JP5427408B2 (en) | Method for labeling or processing a biological sample containing a target biomolecule, in particular nucleic acid | |
AU2007100888A4 (en) | Design and synthesis of streptavidin-DNA conjugates | |
EP2258862A1 (en) | Chip for hpv genotyping | |
WO2021215989A1 (en) | Rapid detection of specific genetic sequences using a multi-labelled dna hybrid comprising a reporter strand and an anchor strand | |
JP2004533257A (en) | Amplifiable probe | |
WO2015137465A1 (en) | Polynucleotide-immobilized support |