JPH10507364A - 通流エレクトロポレーション装置及び方法 - Google Patents
通流エレクトロポレーション装置及び方法Info
- Publication number
- JPH10507364A JPH10507364A JP8513501A JP51350196A JPH10507364A JP H10507364 A JPH10507364 A JP H10507364A JP 8513501 A JP8513501 A JP 8513501A JP 51350196 A JP51350196 A JP 51350196A JP H10507364 A JPH10507364 A JP H10507364A
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- JP
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- Prior art keywords
- blood
- patient
- flow chamber
- predetermined
- chamber
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/14—Blood; Artificial blood
- A61K35/18—Erythrocytes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K48/00—Medicinal preparations containing genetic material which is inserted into cells of the living body to treat genetic diseases; Gene therapy
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M35/00—Means for application of stress for stimulating the growth of microorganisms or the generation of fermentation or metabolic products; Means for electroporation or cell fusion
- C12M35/02—Electrical or electromagnetic means, e.g. for electroporation or for cell fusion
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/87—Introduction of foreign genetic material using processes not otherwise provided for, e.g. co-transformation
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Genetics & Genomics (AREA)
- Chemical & Material Sciences (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- Zoology (AREA)
- General Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- General Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Molecular Biology (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Cell Biology (AREA)
- Epidemiology (AREA)
- Microbiology (AREA)
- Biochemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Cardiology (AREA)
- Biophysics (AREA)
- Anesthesiology (AREA)
- Electromagnetism (AREA)
- Developmental Biology & Embryology (AREA)
- Immunology (AREA)
- Virology (AREA)
- Sustainable Development (AREA)
- Plant Pathology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- External Artificial Organs (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.患者の生血液細胞内に分子を搬入するための液体通流装置であって、その両 端部に入口と出口を有した長形通流チャンバーを含んだ収容手段と、該長形通流 チャンバー内で該入口と該出口との間に配置され、該チャンバーの両側に沿って 延びており、内部に液体を通過させる一対の長形平行電極と、患者から血液を抜 き出し、該電極間で該通流チャンバー内を通過させ、該患者に戻すための連続式 分流手段と、患者から抜き出された後であって、該通流チャンバーを通過させる 前に該血液内に所定の分子を運搬する所定量の媒液を注入する手段と、前記電極 に対して所定の振幅と持続時間の所定電気信号を適用し、所定の強度と持続時間 の電界を発生させ、前記血液と媒液の混合物に対して反復的に適用し、該血液の 所定の血液細胞の壁を一時的に透過性とし、該血液細胞を死滅させることなく該 血液細胞内に分子を搬入させる手段と、を含んでいることを特徴とする液体通流 装置。 2.前記収容手段は、方形断面形状であって、両端間の中央部に提供された長形 貫通スリットを有した一般的に長形な非導電性板状部材を含んでおり、前記電極 は、該貫通スリットを閉鎖するように挟んで該板状部材の両側に封止状態にて提 供され、前記長形通流チャンバーを定義する長形導電性板状部材である、ことを 特徴とする請求項1記載の装置。 3.前記入口と出口は前記電極の一方に形成されており、前記貫通スリットの両 端部と連通していることを特徴とする請求項2記載の装置。 4.前記収容手段は、非導電性材料で成形されており、前記通流チャンバーを取 り外し自由に受領するための開口溝部を提供する一対の平行側壁を有した一般的 にU形状である収容器と、前記電極とエンゲージさせて電気的に接続させるため の該側壁内のスプリング式電気接触部と、を含んでいることを特徴とする請求項 3記載の装置。 5.前記U形状収容器は、前記入口と出口に接続されたチューブを通過させるた めにその一方側にスリットを含んでいることを特徴とする請求項4記載の装置。 6.前記電極は実質的に前記通流チャンバーの全長に及んで延びていることを特 徴とする請求項1記載の装置。 7.前記通流チャンバーは長形非導電性チューブ部材と、該チューブ部材の一方 の端部に提供され、前記入口あるいは出口を定義する冠部材と、該チューブ部材 の両側に沿って延びており、前記電極を定義する一対の長形導電性板部材と、を 含んでいることを特徴とする請求項6記載の装置。 8.前記通流チャンバーは、前記電極の一方を定義する長形導電性チューブ部材 と、前記入口及び出口を定義する該チューブ部材の両端に提供された一対の冠部 材と、該チューブ部材と共軸的に延びて他方の電極を定義する導電性ロッドとを 含んでいることを特徴とする請求項1記載の装置。 9.前記通流チャンバーはその断面形状が実質的に方形であることを特徴とする 請求項1記載の装置。 10.前記通流チャンバーは、長形非導電性チューブ部材と、該チューブ部材の 一方の端部に提供され、前記入口あるいは出口を定義する冠部材と、該チューブ 部材の両側に沿って延びており、前記電極を定義する一対の長形導電性板状部材 と、を含んでいることを特徴とする請求項9記載の装置。 11.患者の生血液細胞内に分子を搬入させるための連続式液体通流方法であっ て、両端に入口と出口を有し、該入口と出口との間に配置された一対の長形平行 電極を含んでおり、その間に液体を通過させる長形通流チャンバーを提供するス テップと、患者に連続式分流手段を選択的に接続するステップと、該患者から血 液を連続的に抜き出すステップと、前記電極間で前記通流チャンバー内に該血液 を通過させ、該患者内に戻すステップと、血液を該患者から抜き出した後で該通 流チャンバーに通過させる前に、所定の分子を運搬する所定量の媒液を該血液内 に注入するステップと、前記電極に対して所定の振幅と持続時間の所定の電気信 号を適用し、所定の強度と持続時間の電界を発生させ、前記血液と媒液の混合物 に対して反復的に適用し、前記血液内の所定の血液細胞の壁を一時的に透過性と し、該血液細胞を死滅させることなく該血液細胞内に分子を搬入させるステップ と、を含んでいることを特徴とする液体通流方法。 12.前記分子は、遺伝子と薬剤とで成る群から選択されたものであることを特 徴とする請求項11記載の方法。 13.患者の体外へ第1のカテーテルを介して血液を強制排出させ、第2のカテ ーテルを介して該患者の体内へと戻すステップをさらに含んでいることを特徴と する請求項11記載の方法。 14.前記所定の血液細胞は赤血球と白血球とで成る群から選択されるものであ ることを特徴とする請求項11記載の方法。 15.前記電界は、所定の電気信号の適用先である一対の電極を有した通流チャ ンバー内の血液と媒液の混合物に対して適用されることを特徴とする請求項11 記載の方法。 16.前記電気信号は、指数関数的に衰退するパルス、平方パルス、単極振動パ ルストレイン、及び双極振動パルストレインで成る群から選択される電波を有し ていることを特徴とする請求項15記載の方法。 17.前記電界は約0.2kV/cmから20.0kV/cmの範囲の強度を有 していることを特徴とする請求項11記載の方法。 18.各前記パルスは約10マイクロ秒から100ミリ秒の範囲の持続時間を有 していることを特徴とする請求項16記載の方法。 19.前記通流チャンバーを通過するときには液体容積要素あたり約1パルスか ら100パルスが存在することを特徴とする請求項18記載の方法。 20.前記所定の血液細胞はリンパ球であり、前記電界は約0.55kV/cm の強度を有しており、前記電気信号は約50から55ミリ秒の持続時間を有した パルスと共に指数関数的に衰退するパルストレイン波形を有していることを特徴 とする請求項15記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/320,966 | 1994-10-12 | ||
US08/320,966 US5545130A (en) | 1992-04-08 | 1994-10-12 | Flow through electroporation method |
PCT/US1995/014622 WO1996012006A2 (en) | 1994-10-12 | 1995-10-12 | Flow through electroporation apparatus and method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10507364A true JPH10507364A (ja) | 1998-07-21 |
JP3740664B2 JP3740664B2 (ja) | 2006-02-01 |
Family
ID=23248604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51350196A Expired - Fee Related JP3740664B2 (ja) | 1994-10-12 | 1995-10-12 | 通流エレクトロポレーション装置及び方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US5545130A (ja) |
EP (1) | EP0785987B1 (ja) |
JP (1) | JP3740664B2 (ja) |
AT (1) | ATE183231T1 (ja) |
AU (1) | AU691705B2 (ja) |
CA (1) | CA2196610C (ja) |
DE (1) | DE69511422T2 (ja) |
WO (1) | WO1996012006A2 (ja) |
Cited By (2)
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JP2009502806A (ja) * | 2005-07-22 | 2009-01-29 | ザ ファウンドリー, インコーポレイテッド | 治療剤の送達のためのシステムおよび方法 |
JP2013531975A (ja) * | 2010-05-12 | 2013-08-15 | セレクティス | ダイナミックな混合、エレクトロポレーションチャンバー及びシステム |
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Cited By (2)
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JP2009502806A (ja) * | 2005-07-22 | 2009-01-29 | ザ ファウンドリー, インコーポレイテッド | 治療剤の送達のためのシステムおよび方法 |
JP2013531975A (ja) * | 2010-05-12 | 2013-08-15 | セレクティス | ダイナミックな混合、エレクトロポレーションチャンバー及びシステム |
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AU4153696A (en) | 1996-05-06 |
DE69511422D1 (de) | 1999-09-16 |
WO1996012006A2 (en) | 1996-04-25 |
WO1996012006A3 (en) | 1996-08-01 |
JP3740664B2 (ja) | 2006-02-01 |
DE69511422T2 (de) | 2000-02-03 |
EP0785987A2 (en) | 1997-07-30 |
US5676646A (en) | 1997-10-14 |
AU691705B2 (en) | 1998-05-21 |
ATE183231T1 (de) | 1999-08-15 |
US5545130A (en) | 1996-08-13 |
EP0785987B1 (en) | 1999-08-11 |
CA2196610C (en) | 2004-07-20 |
CA2196610A1 (en) | 1996-04-25 |
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