JP5685377B2 - 微小生物捕獲材、微小生物捕獲装置、微小生物捕獲方法および微小生物捕獲材製造方法 - Google Patents
微小生物捕獲材、微小生物捕獲装置、微小生物捕獲方法および微小生物捕獲材製造方法 Download PDFInfo
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Description
前記不定形状の粉粒体の、前記強塩基性ゲル形および最強塩基性ゲル形は、陰イオンであって、スチレン系であり、前記弱酸性MR型は、陽イオンであってアクリル系である。
また、洗浄または滅菌は、前記種類ごとに行われるのが好ましい。
ここで、前記吸引口部と前記吐出口部は、双方とも、前記容器内に挿入して用いるのが好ましい。
ここで、前記不定形状粉粒体保持部は、例えば、導入された液体と接触可能に内部に不定形状の粉粒体を封入した不定形状粉粒体封入管を有するものである。
なお、流路がチップ状容器の場合には、該チップ状容器を前記ノズルから脱着させるチップ脱着機構である。
特に、第14の発明によれば、液体を連続的に流すことによって、大量の液体の処理を確実に行うことができる。
14、60、70 微小生物等捕獲部
11 不定形状の粉粒体(微小生物等捕獲材)
16 攪拌用容器
23、61 吸引口部
24、62 吸引用流路
25 吐出口部
26 吐出用流路
32 不定形状粉粒体封入カラム
34 脱着機
前記攪拌壁部17の裏側は、該攪拌用容器16の内側に向かって半径方向に凹みかつ軸線方向に伸びるスリット状の間隙部22である。該間隙部22には、前記回転駆動部18の前記連結器19の内壁に前記回転軸線に向かって半径方向に沿って突出した嵌合板44が嵌合して、前記攪拌用容器16と、モータ21と同軸に結合した前記連結器19とが同軸に連結され、前記モータ21の回転運動を、前記攪拌用容器16の回転運動に確実に伝達することができる。
該カラム脱着機34は、前記筐体12に取り付けられる取付用側面55と、その取付用側面55の両側で、該取付用側面55と直交するように曲げられ、前記不定形状粉粒体封入カラム32の両端に突出して設けた前記接続用短管33の半ばまで挿入してその口部において嵌合した前記吸引用流路24および吐出用流路26を支持する2つの対向した支持側面57とからなる枠体54を有する。
該微小生物等捕獲装置58は、第2の実施の形態に係る微小生物等捕獲装置10と異なり、ベローズ式ポンプの代わりに、蠕動ポンプ(ペリスタポンプ)を用いたものである。なお、図3と同一のものは同一の符号を用い、その詳細な説明を省略する。
該微小生物等捕獲装置68は、第2の実施の形態に係る微小生物等捕獲装置10と異なり、ベローズポンプ30の代わりに、シリンダ式ポンプ72を用いたものである。なお、図3と同一のものは同一の符号を用い、その詳細な説明を省略する。
ステップS26で、37℃で、5から7日間、乾燥を防ぎながら培養する。
ステップS33で、0.2M HCl-KCl(pH2.2)を1mlを添加し、25℃で4分間静置する。
ステップS35で、37℃で5から7日間、乾燥を防ぎながら培養する。
その残液の濁度を波長660nmの波長の光で測定すると、濁度O.D.600=0.195になった。
室外用の濃縮工程において、蓄熱槽CKから濃縮装置を用いて現場で直接濃縮操作を行い、前記イムノクロマト法で検出した場合には、濃縮物100μlを適用したイムノクロマトテストストリップでは、展開後5分後にうっすらとラインが検出され、15分後には明らかなラインが確認された。
Claims (15)
- 粉砕可能な吸着性樹脂で形成され30μmから100μmの粒度の範囲に分布する不定形状の粉粒体からなり、該粉粒体は液中に懸濁させて、液中に含有する細菌類、真菌類および原虫の中から選択されたいずれかの微小生物からなる標的を、吸着もしくは結合することが可能な微小生物捕獲材。
- 粉砕可能な吸着性樹脂には、粉砕可能なイオン交換樹脂、粉砕可能なキレート樹脂、または粉砕可能な吸着剤を含む請求項1に記載の微小生物捕獲材。
- 粉砕可能な吸着性樹脂で形成され1μmから100μmの粒度の範囲に分布する不定形状の粉粒体と、液体が通過可能であって通過する該液体と接触可能に該不定形状の粉粒体を保持する不定形状粉粒体保持部と、該不定形状粉粒体保持部を通過した前記液体を受ける容器とを有するとともに、
前記不定形状粉粒体保持部は、前記不定形状の粉粒体の前記粒度の範囲よりも小さいポア径をもつ2つのフィルタを有し、
前記不定形状の粉粒体を2つの該フィルタ内に挟むように設け、前記不定形状粉粒体保持部内の前記粉粒体の自由度を細菌類、真菌類、原虫、細胞および生体組織等の中から選択されたいずれかの微小生物からなる標的の濃度に基づいて前記2つのフィルタ間の距離を変更することによって定める微小生物捕獲装置。 - 液体の吸引または吐出が行われる1または複数の口部が設けられ内部を液体が移動可能な流路と、前記流路内の圧力を調整する圧力調整機構とをさらに有し、前記不定形状粉粒体保持部は前記流路の一定領域内を占め、前記容器は、前記1または複数の口部が挿入可能であって前記流路の外部に設けられた請求項3に記載の微小生物捕獲装置。
- 前記容器は、該容器を貫通する回転軸線の周りに回転可能となるように設けられるとともに、該容器の内壁から前記回転軸線に向かって突出する攪拌壁部を設けた攪拌用容器を有する請求項3または請求項4に記載の微小生物捕獲装置。
- 前記流路の前記複数の口部は、液体を吸引する吸引口部と、液体を吐出する吐出口部とであり、前記圧力調整機構は、前記吸引口部から液体を吸引させ、前記吐出口部から液体を流出させるものであり、前記不定形状粉粒体保持部は、該流路の前記吸引口部と前記吐出口部との間に設けられた請求項4または請求項5に記載の微小生物捕獲装置。
- 前記不定形状粉粒体保持部は、前記流路に対して着脱可能に設けられた請求項3乃至請求項6のいずれかに記載の微小生物捕獲装置。
- 前記流路は、伸縮可能な弾性体で形成され、圧力調整機構として、蠕動ポンプを有する請求項4乃至請求項7のいずれかに記載の微小生物捕獲装置。
- 粉砕可能な吸着性樹脂で形成され、1μmから100μmの粒度の範囲に分布する所定量の不定形状の粉粒体を、流路内に該不定形状の粉粒体の前記粒度の範囲よりも小さいポア径をもつ2つのフィルタ内に挟むようにして保持させて、該粉粒体に液体を接触させる接触工程と、前記液体から不定形状の粉粒体を分離する分離工程とを有し、前記液体に含有する細菌類、真菌類、原虫、細胞および生体組織の中から選択されたいずれかの微小生物からなる標的を前記不定形状の粉粒体に吸着または結合して捕獲するとともに、
前記フィルタで挟まれた流路内の前記粉粒体の自由度を前記標的の濃度に基づいて前記2つのフィルタ間の距離を変更することによって定める微小生物捕獲方法。 - 前記接触工程は、流路内の圧力を調整して、外部に設けた容器から流路内に液体を吸引する吸引工程を有し、前記分離工程は、前記流路内の圧力を調整して、前記流路内に該不定形状の粉粒体を保持させたまま該流路から前記不定形状の粉粒体と接触した前記液体を吐出する吐出工程を有する請求項9に記載の微小生物捕獲方法。
- 前記接触工程は、前記流路の液体を吸引する吸引口部と液体を吐出する吐出口部とが同一の容器に挿入され、前記吸引口部から前記吐出口部に向かって前記流路を通って一方向に液体を流すことによって、前記不定形状の粉粒体と液体とを接触させ、前記分離工程は、前記不定形状の粉粒体を流路内に保持したまま、前記吐出口部から液体を前記容器に吐出させることによって行う請求項9または請求項10に記載の微小生物捕獲方法。
- 前記不定形状の粉粒体に吸着しまたは結合した前記標的を回収する回収工程をさらに有する請求項9乃至請求項11のいずれかに記載の微小生物捕獲方法。
- 前記回収工程は、前記標的が吸着しまたは結合した前記不定形状の粉粒体を保持する不定形状粉粒体保持部を前記流路から脱着することによって回収する請求項12に記載の微小生物捕獲方法。
- 前記接触工程の際に、前記容器に収容された液体が攪拌されている請求項11に記載の微小生物捕獲方法。
- 粉砕可能な吸着性樹脂で形成され所定粒度の範囲に分布する所定量の不定形状の粉粒体を、細菌類、真菌類、原虫の中から選択されたいずれかの微小生物からなる標的を含有する液体中に懸濁させる懸濁工程を有し、前記標的を保管する微小生物保管方法。
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PCT/JP2009/050223 WO2009088076A1 (ja) | 2008-01-10 | 2009-01-09 | 微小生物等捕獲材、微小生物等捕獲装置、微小生物等捕獲方法および微小生物等捕獲材製造方法 |
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JPH04505701A (ja) * | 1989-02-21 | 1992-10-08 | バイオシス | 虫生線虫をパッケージ化するための方法および媒体 |
JP2000228924A (ja) * | 1999-02-06 | 2000-08-22 | Microplants:Kk | エゾウコギ細胞培養による幼植物体の大量生産方法及びその幼植物体の保管方法 |
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US20040142488A1 (en) * | 2002-07-15 | 2004-07-22 | Gierde Douglas T. | Method and device for extracting an analyte |
KR20060131940A (ko) * | 2004-03-31 | 2006-12-20 | 쇼와 덴코 가부시키가이샤 | 분석용 전처리 칼럼 |
US7683100B2 (en) * | 2005-12-21 | 2010-03-23 | 3M Innovative Properties Company | Method of making macroporous cation exchange resins |
JP5000133B2 (ja) * | 2005-12-28 | 2012-08-15 | 北興化学工業株式会社 | 微生物農薬製剤 |
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JPS6331505A (ja) * | 1985-06-10 | 1988-02-10 | ザ スタンダ−ド オイル カンパニ− | ポリマ−状親和性吸着剤とサイズ選択性膜とを用いる選択的透析方法 |
JPS62269691A (ja) * | 1986-04-28 | 1987-11-24 | ロ−ム・アンド・ハ−ス・カンパニ− | 細胞培養用又は細胞生産物製造用の微細担体系、及びその製造方法 |
WO2006039455A1 (en) * | 2004-10-01 | 2006-04-13 | 3M Innovative Properties Company | Composite filtration article |
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JPWO2009088076A1 (ja) | 2011-05-26 |
US20130256208A1 (en) | 2013-10-03 |
US8420379B2 (en) | 2013-04-16 |
US20110003367A1 (en) | 2011-01-06 |
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