JP2017536103A5 - - Google Patents
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- JP2017536103A5 JP2017536103A5 JP2017520357A JP2017520357A JP2017536103A5 JP 2017536103 A5 JP2017536103 A5 JP 2017536103A5 JP 2017520357 A JP2017520357 A JP 2017520357A JP 2017520357 A JP2017520357 A JP 2017520357A JP 2017536103 A5 JP2017536103 A5 JP 2017536103A5
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- analyte
- polynucleotide
- pore
- membrane
- transmembrane
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- 239000011148 porous material Substances 0.000 claims 23
- 239000012491 analyte Substances 0.000 claims 22
- 229920000023 polynucleotide Polymers 0.000 claims 18
- 239000002157 polynucleotide Substances 0.000 claims 18
- 239000012528 membrane Substances 0.000 claims 11
- 239000011859 microparticle Substances 0.000 claims 11
- 238000005259 measurement Methods 0.000 claims 6
- 239000010419 fine particle Substances 0.000 claims 5
- 230000003993 interaction Effects 0.000 claims 3
- 101700027420 hly Proteins 0.000 claims 2
- 238000009396 hybridization Methods 0.000 claims 2
- 230000002209 hydrophobic Effects 0.000 claims 2
- 239000002245 particle Substances 0.000 claims 2
- 229920000642 polymer Polymers 0.000 claims 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
- 102000035402 transmembrane proteins Human genes 0.000 claims 2
- 108091005683 transmembrane proteins Proteins 0.000 claims 2
- 241000187480 Mycobacterium smegmatis Species 0.000 claims 1
- 108010013381 Porins Proteins 0.000 claims 1
- 101700012748 TXL Proteins 0.000 claims 1
- 239000000919 ceramic Substances 0.000 claims 1
- 238000010192 crystallographic characterization Methods 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 claims 1
- 230000005684 electric field Effects 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 230000005484 gravity Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000002773 nucleotide Substances 0.000 claims 1
- 125000003729 nucleotide group Chemical group 0.000 claims 1
- 229920001184 polypeptide Polymers 0.000 claims 1
- 102000007739 porin activity proteins Human genes 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
Claims (15)
- 分析物を膜中の膜貫通ポアに送達する方法であって、
(a)微粒子に付着している前記分析物を用意するステップと、
(b)前記微粒子を前記膜へ送達し、それによって前記分析物を前記膜貫通ポアに送達するステップと
を含み、前記微粒子は、(i)表面に沿って膜へ進み、(ii)膜に沿って進み、および/または(iii)膜と平行して進む、前記方法。 - 増加した濃度の分析物を膜中の膜貫通ポアに送達するためのものであり、前記膜貫通ポアに送達される前記分析物の濃度が、好ましくは少なくとも約10倍増加される、請求項1に記載の方法。
- (a)前記微粒子を電気化学的勾配、拡散勾配、親水性勾配または疎水性勾配に沿って移動させるステップと、(b)前記微粒子を磁場内で移動させるステップと、(c)前記微粒子を電場内で移動させるステップと、(d)前記微粒子を圧力下で移動させるステップと、または(e)前記微粒子を重力によって移動させるステップとを含む、前記請求項のいずれか一項に記載の方法。
- 2以上、3以上、4以上、5以上、6以上、7以上、8以上、9以上、10以上、20以上、30以上、50以上、100以上、500以上、1,000以上、5,000以上、10,000以上、100,000以上、1000,000以上、または5000,000以上の分析物が前記微粒子に付着される、前記請求項のいずれか一項に記載の方法。
- 前記分析物が、前記膜とカップリングすることができる1つまたは複数のアンカーを含み、場合により、アンカーが、ポリペプチドアンカーおよび/または疎水性アンカーを含む、前記請求項のいずれか一項に記載の方法。
- 前記分析物が前記微粒子に一時的に付着され、場合により、前記分析物がハイブリダイゼーションによって前記微粒子に付着され、および/または請求項5に依存したときに、前記1つまたは複数のアンカーが、ハイブリダイゼーションによって前記分析物に連結される、前記請求項のいずれか一項に記載の方法。
- 前記微粒子が、微粒子が直径500μm以下であり、セラミック、ガラス、シリカ、重合体または金属から形成される、前記請求項のいずれか一項に記載の方法。
- 前記膜貫通ポアが膜貫通タンパク質ポアであり、場合により、膜貫通タンパク質ポアが、スメグマ菌(Mycobacterium smegmatis)ポリン(Msp)、α−ヘモリシン(α−HL)またはライセニンに由来する、前記請求項のいずれか一項に記載の方法。
- 前記分析物が重合体であり、場合により、ポリヌクレオチドである、前記請求項のいずれか一項に記載の方法。
- 増加した濃度のポリヌクレオチドを膜中の膜貫通ポアに送達するためのものである、請求項9に記載の方法。
- ポリヌクレオチドを特性評価する方法であって、(a)請求項9または10に記載の方法を行うステップと、(b)前記ポリヌクレオチドが前記ポアを通るように前記ポリヌクレオチドを前記膜貫通ポアと相互作用させるステップと、(c)前記ポリヌクレオチドが前記ポアに対して移動するときに、前記ポリヌクレオチドの1つまたは複数の特性を示す1つまたは複数の測定値を取り、それによって前記ポリヌクレオチドを特性評価するステップとを含む方法。
- 前記微粒子を前記膜から除去するステップをさらに含み、場合により、磁場またはフローベースの方法を使用する、前記請求項のいずれか一項に記載の方法。
- (a)第一の微粒子に付着している第一の試料中の第一の分析物を用意するステップと、
(b)前記第一の微粒子を前記膜へ送達し、それによって前記第一の分析物を前記膜貫通ポアに送達するステップと、
(c)前記第一の微粒子を前記膜から除去する、場合により前記第一の分析物を除去するステップと、
(d)第二の微粒子に付着している第二の試料中の第二の分析物を用意するステップと、
(e)前記第二の微粒子を膜へ送達し、それによって前記第二の分析物を前記膜貫通ポアに送達するステップと
を含む、請求項11に記載の方法。 - 請求項13に記載の方法であって、
(A)(i)ステップ(b)と(c)の間に、前記第一の分析物を前記膜貫通ポアと相互作用させ、前記第一の分析物の有無または1つもしくは複数の特性を示す1つまたは複数の測定値を相互作用中に取るステップ、および/または(ii)ステップ(e)後に、前記第二の分析物を前記膜貫通ポアと相互作用させ、前記第二の分析物の有無または1つもしくは複数の特性を示す1つまたは複数の測定値を相互作用中に取るステップをさらに含む、あるいは、
(B)(i)ステップ(b)と(c)の間に、前記第一のポリヌクレオチドが前記ポアを通って移動するように、前記第一のポリヌクレオチドを前記膜貫通ポアと相互作用させ、前記第一のポリヌクレオチドが前記ポアに対して移動するときに、前記第一のポリヌクレオチドの1つまたは複数の特性を示す1つまたは複数の測定値を取り、それによって前記第一のポリヌクレオチドを特性評価するステップ、および/または(ii)ステップ(e)後に、前記第二のポリヌクレオチドが前記ポアを通って移動するように、前記第二のポリヌクレオチドを前記膜貫通ポアと相互作用させ、前記第二のポリヌクレオチドが前記ポアを通って移動するときに、前記第二のポリヌクレオチドの1つまたは複数の特性を示す1つまたは複数の測定値を取り、それによって前記第二のポリヌクレオチドを特性評価するステップをさらに含む、
前記方法。 - 膜貫通ポアを使用して分析物の有無または1つもしくは複数の特性を判定する方法であって、(a)請求項1〜8のいずれか一項に記載の方法を行うステップと、(b)前記分析物を前記膜貫通ポアと相互作用させるステップと、(c)前記分析物の有無または1つもしくは複数の特性を示す1つまたは複数の測定値を相互作用中に取るステップとを含む方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB1418469.1A GB201418469D0 (en) | 2014-10-17 | 2014-10-17 | Method |
GB1418469.1 | 2014-10-17 | ||
PCT/GB2015/052919 WO2016059375A1 (en) | 2014-10-17 | 2015-10-06 | Methods for delivering an analyte to transmembrane pores |
Publications (3)
Publication Number | Publication Date |
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JP2017536103A JP2017536103A (ja) | 2017-12-07 |
JP2017536103A5 true JP2017536103A5 (ja) | 2018-11-22 |
JP6721581B2 JP6721581B2 (ja) | 2020-07-15 |
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Application Number | Title | Priority Date | Filing Date |
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JP2017520357A Active JP6721581B2 (ja) | 2014-10-17 | 2015-10-06 | 分析物を膜貫通ポアに送達する方法 |
Country Status (7)
Country | Link |
---|---|
US (3) | US10760114B2 (ja) |
EP (1) | EP3207157B2 (ja) |
JP (1) | JP6721581B2 (ja) |
KR (1) | KR102429381B1 (ja) |
CN (2) | CN114107457A (ja) |
GB (1) | GB201418469D0 (ja) |
WO (1) | WO2016059375A1 (ja) |
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2014
- 2014-10-17 GB GBGB1418469.1A patent/GB201418469D0/en not_active Ceased
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2015
- 2015-10-06 US US15/519,606 patent/US10760114B2/en active Active
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2020
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2023
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