JPH11507380A - 多様な植物細胞の凍結保存方法 - Google Patents
多様な植物細胞の凍結保存方法Info
- Publication number
- JPH11507380A JPH11507380A JP9502141A JP50214197A JPH11507380A JP H11507380 A JPH11507380 A JP H11507380A JP 9502141 A JP9502141 A JP 9502141A JP 50214197 A JP50214197 A JP 50214197A JP H11507380 A JPH11507380 A JP H11507380A
- Authority
- JP
- Japan
- Prior art keywords
- plant cells
- cells
- cell
- cryopreservation
- cryopreserved
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N3/00—Preservation of plants or parts thereof, e.g. inhibiting evaporation, improvement of the appearance of leaves or protection against physical influences such as UV radiation using chemical compositions; Grafting wax
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Plant Pathology (AREA)
- Toxicology (AREA)
- Agronomy & Crop Science (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Cultivation Of Plants (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.a)凍結保存剤および安定剤により植物細胞を予備処理する段階と; b)予備処理された植物細胞を低温に順化する段階と; c)植物細胞にローディング剤をローディングする段階と; d)溶化溶液により植物細胞を溶化する段階と; e)溶化された植物細胞を凍結保存温度で凍結する段階と; を備えて成る、植物細胞の凍結保存方法。 2.a)凍結保存剤および安定剤により植物細胞を予備処理する段階と; b)植物細胞を溶化する段階と; c)溶化された植物細胞を凍結保存温度で凍結する段階と; を備えて成る、植物細胞の凍結保存方法。 3.a)植物細胞を凍結乾燥する段階と; b)凍結乾燥された植物細胞を溶化溶液中で溶化する段階と; c)溶化された植物細胞を凍結保存温度で凍結する段階と; を備えて成る、植物細胞の凍結保存方法。 4.a)浸透剤およびエチレン阻害剤で植物細胞を予備処理する段階と; b)植物細胞に凍結保護剤をローディングする段階と; c)植物細胞を凍結保存溶液で溶化する段階と; d)植物細胞を凍結保存温度で凍結する段階と; を備えて成る、植物細胞の凍結保存方法。 5.a)浸透剤および約5mM以上の2価陽イオンにより植物細胞を予備処理する 段階と; b)植物細胞に凍結保護剤をローディングする段階と; c)植物細胞を凍結保護溶液で溶化する段階と; d)溶化された植物細胞を凍結保存温度で凍結する段階と; を備えて成る、植物細胞の凍結保存方法。 6.a)植物細胞を熱ショックで予備処理する段階と; b)順化された植物細胞を溶化溶液で溶化する段階と; c)温置された植物細胞を凍結保存温度で凍結する段階と; を備えて成る、植物細胞の凍結保存方法。 7.植物細胞は、裸子植物もしくは被子植物である、請求項1乃至6に記載の 方法。 8.裸子植物は、モミ属(Abies)、イトスギ属(Cypressus)、イチョウ属(Ginkg o)、ビャクシン属(Juniperus)、トウヒ属(Picea)、マツ属(Pinus)、トガサワラ (ベイマツ)属(Pseudotsuga)、セコイア属(Sequoia)、イチイ属(Taxus)、ツガ 属(Tsuga)もしくはザミア属(Zamia)の種である、請求項7記載の方法。 9.イチイ(Taxus)種は、T.baccata(イチイ科ヨーロッパイチイ),T.brevifo lia,T.canadensis,T.chinensis,T.cuspidata,T.floridana,T.globosa,T.media,T .nuciferaもしくはT.wallichianaである、請求項8記載の方法。 10.被子植物は単子葉植物細胞もしくは双子葉植物細胞である、請求項7記 載の方法。 11.単子葉植物細胞は、からす麦属(Avena)、ココヤシ属(Cocos)、ヤマノイ モ属(Dioscorea)、オオムギ属(Hordeum)、バショウ属(Musa)、イネ属(Oryza)、 メダケ属(Saccharum)、モロコシ属(Sorghum)、コムギ属(Triticum)およびトウモ ロコシ属(Zea)である、請求項10記載の方法。 12.双子葉植物細胞は、Achyrocline属、Atropa属、アブラナ属(Brassica) 、メギ属(Berberis)、トウガラシ属(Capsicum)、Catharanthus属、conospermum 属、チョウセンアサガオ属(Datura)、ニンジン属(Daucus)、ジギタリス属(Digit alis)、Echinacea属・Eschscholtzia属、ダイズ属(Glycine)、ワタ属(Gossypium )、ヒヨス属(Hyoscyamus)、トマト属(Lycopersicum)、リンゴ属(Malus)、ムラサ キウマゴヤシ属(Medicago)、タバコ属(Nicotiana)、panax属、エンドウ属(Pisum )、Rauvolfia属、Ruta属、ナス属(Solanunt)およびTrichosanthes属の種から成 る群から選択される、請求項10記載の方法。 13.植物細胞は、新生の針葉、樹皮、葉、幹、根、地下茎、カルス細胞、原 形質体、細胞懸濁、分裂組織、種子もしくは胚から得られる、請求項1乃至6記 載の方法。 14.予備処理段階は、前記ローディング剤および前記安定剤を含む媒体内で 前記植物細胞を略々室温で約1時間乃至7日間に亙り培養する段階を含む、請求項 1記載の方法。 15.ローディング剤は、糖類、アミノ酸もしくはそれらの組合せである、請 求項1記載の方法。 16.糖類は、フルクトース、グルコース、マルトース、マンニトール、ソル ビトール、スクロース、トレハロース、および、それらの誘導体から成る群から 選択されたひとつ以上の糖類である、請求項15記載の方法。 17.ローディング剤は、約0.05M乃至約0.8M、もしくは、約1wt.%乃至約10wt .%の濃度の水溶液として使用される、請求項1記載の方法。 18.安定剤は、抗酸化剤、酸素ラジカル捕捉剤、2価陽イオン、エチレン阻 害剤、もしくは、それらの組合せである、請求項2記載の方法。 19.安定剤は、還元形グルタチオン、テトラメチル尿素、テトラメチルチオ 尿素、ジメチルホルムアミド、メルカプトプロピオニルグリシン、メルカプトエ チルアミン、セレノメチオニン、チオ尿素、ジメルカプトプロパノール、アスコ ルビン酸、システイン、ナトリウムジエチルジチオカルバミド、チオ硫酸ナトリ ウム、チオ硫酸銀、没食子酸プロピル、スペルミン、スペルミジン、および、そ れらの組合せおよび誘導体から成る群から選択される、請求項1記載の方法。 20.安定剤は、約1μM乃至約1mMの濃度の水溶液として使用される、請求項 1記載の方法。 21.低温は約1℃乃至約15℃の間である、請求項1記載の方法。 22.ローディング段階は、重量で約0.5%乃至約10%の溶化剤を含む溶化溶液 内で前記植物細胞を温置する段階を含んで成る、請求項1、4および5に記載の 方法。 23.凍結保護剤は、DMSO、プロピレングリコール、グリセロール、ポリエチ レングリコール、エチレングリコール、ブタンジオール、ホルムアミド、プロパ ンジオール、ソルビトール、マンニトール、およびそれらの混合物、から成る群 から選択される、請求項1、2、4および5に記載の方法。 24.凍結保護もしくは溶化溶液は、DMSO、プロピレングリコール、グリセロ ール、ポリエチレングリコール、エチレングリコール、ブタンジオール、ホルム アミド、プロパンジオール、ソルビトール、マンニトール、およびそれらの混合 物、から成る群から選択された物質を含む、請求項1乃至6に記載の方法。 25.凍結保護もしくは溶化溶液は、重量で約20%乃至約60%の凍結保存剤を含 む、請求項1乃至6記載の方法。 26.凍結保護もしくは溶化溶液は植物細胞に加えられ、溶液に対する割合が 約250mg/ml以下のバイオマスを形成する、請求項1および3乃至6に記載の方法 。 27.ローディング剤および溶化剤は同一である、請求項1記載の方法。 28.浸透剤および凍結保護剤は同一である、請求項5記載の方法。 29.ローディングおよび溶化は実質的に同時に行われる、請求項1、4およ び5に記載の方法。 30.ローディングもしくは溶化は、単一段階もしくは複数段階の処理として 行われる、請求項1乃至6記載の方法。 31.凍結乾燥段階は、植物細胞から重量で約40%乃至約60%の水分を除去する 、請求項3記載の方法。 32.凍結乾燥および溶化は、植物細胞から重量で約75%乃至約95%の水分を除 去する、請求項3記載の方法。 33.植物細胞には、溶化に先立ちローディング剤がロードされる、請求項2 、3、4および6に記載の方法。 34.植物細胞は、該植物細胞を、DMSO、プロピレングリコール、グリセロー ル、ポリエチレングリコール、エチレングリコール、ソルビトール、マンニトー ル、およびそれらの混合物、から成る群から選択される溶化剤を含む約0℃乃至 約4℃の溶化溶液により温置することにより溶化される、請求項1乃至6記載の 方法。 35.凍結段階は液体窒素中で急冷する段階から成る、請求項1乃至6記載の 方法。 36.凍結段階に先立ち、凍結保護剤を含む媒体内で前記植物細胞を培養する 段階を更に備えて成る、請求項3乃至6記載の方法。 37.凍結保護剤は、フルクトース、グルコース、マルトース、マンニトール 、ソルビトール、スクロース、トレハロース、および、それらの混合物並びに誘 導体から成る群から選択される、請求項36記載の方法。 38.媒体は安定剤を更に含んでなる、請求項36記載の方法。 39.安定剤は、酸化防止剤、酸素ラジカル捕捉剤、エチレン阻害剤、2価陽 イオン、もしくは、それらの組合せである、請求項38記載の方法。 40.凍結保存温度は約-70℃以下である、請求項1乃至6記載の方法。 41.前記凍結保存温度で凍結保存された細胞を、1ヶ月以上の期間に亙り貯 蔵する段階を更に備えて成る、請求項1乃至6記載の方法。 42.期間は1年以上である、請求項40記載の方法。 43.請求項1乃至6の方法により凍結保存された生存植物細胞。 44.凍結保存によっても前記細胞は遺伝子的もしくは表現型的にそれほど変 化せしめられない、請求項42記載の生存植物細胞。 45.イチイ(Taxus)種である、請求項42記載の生存植物細胞。 46.前記イチイ細胞はジテルペンを発出する、請求項45記載の生存植物細 胞。 47.ジテルペンはタキソールである、請求項46記載の生存植物細胞。 48.前記ジテルペンの発出は、凍結保存によりそれほど変化せしめられない 、請求項46記載の生存植物細胞。 49.請求項1乃至6記載の方法により凍結保存された生存植物細胞の生殖細 胞保存物。 50.a)溶化剤および安定剤を含む媒体内で植物細胞を低温で第1期間に亙り 温置する段階と; b)上記溶化剤の濃度が高められた媒体内で植物細胞を第2期間に亙り温置する 段階と; c)凍結保存温度で植物細胞を凍結する段階と; を備えて成る、植物細胞の凍結保存方法。 51.第1期間は約1時間乃至約7日間である、請求項50記載の方法。 52.第2期間は約30分乃至約2時間である、請求項50記載の方法。 53.前記溶化剤の高められた濃度は、重量で約20%乃至約60%である、請求項 50記載の方法。 54.請求項50の方法により凍結保存された生存植物細胞。 55.a)請求項1乃至6および50の方法に従って、植物細胞を凍結保存する 段階と; b)凍結保存された植物細胞を凍結以上の温度に解凍する段階と; c)解凍された植物細胞を、凍結保護剤および安定剤を含む増殖媒体内で温置す る段階と; d)凍結保護剤を除去する段階と; e)生存植物細胞を回復する段階と; を備えて成る、凍結保存された植物細胞の回復方法。 56.a)凍結保存された植物細胞を凍結以上の温度に解凍する段階と; b)解凍された植物細胞を、エチレン阻害剤を含む増殖媒体内で温置する段階と ; c)生存植物細胞を回復する段階と; を備えて成る、凍結保存された植物細胞を回復する方法。 57.a)凍結保存された植物細胞を凍結以上の温度に解凍する段階と; b)解凍された植物細胞を、凍結保護剤および安定剤を含む増殖媒体内で温置す る段階と; c)凍結保護剤を除去する段階と; d)生存植物細胞を回復する段階と; を備えて成る、凍結保存された植物細胞の回復方法。 58.a)凍結保存された植物細胞を凍結以上の温度に解凍する段階と; b)解凍された植物細胞を、2価陽イオンを含む増殖媒体内で温置する段階と; c)生存植物細胞を回復する段階と; を備えて成る、凍結保存された植物細胞を回復する方法。 59.a)凍結保存された植物細胞を凍結以上の温度に解凍する段階と; b)解凍された植物細胞を懸濁液内で温置する段階と; c)懸濁液内で生存植物細胞を回復する段階と; を備えて成る、凍結保存された植物細胞を懸濁液内で回復する方法。 60.凍結保存された植物細胞は略々室温で解凍される、請求項55乃至59 に記載の方法。 61.凍結保護剤は、糖類、アミノ酸もしくはそれらの混合物である、請求項 55および57に記載の方法。 62.凍結保護剤は、ソルビトール、マンニトール、スクロース、トレハロー ス、プロリン、および、それらの混合物から成る群から選択される、請求項55 および57に記載の方法。 63.安定剤は、抗酸化剤、酸素ラジカル捕捉剤、エチレン阻害剤、2価陽イ オン、もしくは、それらの組合せである、請求項57記載の方法。 64.安定剤は、還元形グルタチオン、テトラメチル尿素、テトラメチルチオ 尿素、ジメチルホルムアミド、メルカプトプロピオニルグリシン、メルカプトエ チルアミン、セレノメチオニン、チオ尿素、ジメルカプトプロパノール、チオ硫 酸ナトリウム、チオ硫酸銀、アスコルビン酸、システイン、ナトリウムジエチル ジチオカルバミド、スペルミン、スペルミジン、没食子酸プロピル、および、そ れらの組合せおよび誘導体から成る群から選択される、請求項57記載の方法。 65.温置段階および回復段階は液状媒体内で行われる、請求項55乃至59 記載の方法。 66.凍結保護剤は、前記液状媒体により段階的にもしくは連続的希釈により 除去される、請求項55乃至59記載の方法。 67.温置は半固体媒体上で行われる、請求項55乃至59記載の方法。 68.除去段階は、浸透的に調節された細胞を、低下していく濃度で前記凍結 保護剤を含む増殖媒体により複数回だけ洗浄する段階を備えて成る、請求項55 乃至59記載の方法。 69.回復された生存植物細胞はジテルペンを発出すると共に、ジテルペン発 出は凍結保存によりそれほど変化せしめられない、請求項55乃至59記載の方 法。 70.回復された植物細胞の約50%以上が生存する、請求項55乃至59記載 の方法。 71.回復された植物細胞の約70%以上が生存する、請求項55乃至59記載 の方法。 72.回復された植物細胞の約80%以上が生存する、請求項55乃至59記載 の方法。 73.解凍された植物細胞は、約0℃乃至約10℃にて増殖媒体内で温置される 、請求項55乃至59記載の方法。 74.増殖媒体は凍結保護剤から成る、請求項73記載の方法。 75.凍結保護剤は所定期間後に除去されると共に、植物細胞の温置は増殖媒 体内および懸架液内で行われる、請求項55乃至59記載の方法。 76.増殖媒体は安定剤を含む、請求項55乃至59記載の方法。 77.安定剤は、抗酸化剤、酸素ラジカル捕捉剤、エチレン阻害剤、2価陽イ オン、もしくは、それらの組合せである、請求項76記載の方法。 78.エチレン阻害剤は、エチレン生合成阻害剤もしくはエチレン作用阻害剤 である、請求項77記載の方法。 79.エチレン作用阻害剤は銀塩である、請求項78記載の方法。 80.銀塩は、チオ硫酸銀、硝酸銀、塩化銀、酢酸銀、リン酸銀、硫酸銀、亜 硝酸銀から成る群から選択される、請求項79記載の方法。 81.エチレン生合成阻害剤は、スペルミジン、スペルミン、カテコール、n- プロピル没食予酸、ヒドロキノン、鉄酸、アラール(alar)、フェニルエチルアミ ン、サリチルアルコール、インドメタシンから成る群から選択される、請求項7 8記載の方法。 82.2価陽イオンは、カルシウム、マグネシウムもしくはマンガンである、 請求項79記載の方法。 83.植物細胞は半固体培地に移動される、請求項55乃至59記載の方法。 84.温置および回復は液状媒体内で行われる、請求項55乃至59記載の方 法。 85.温置は半固体培地上で行われる、請求項55乃至59記載の方法。 86.回復された生存植物細胞は活発に再増殖する、請求項55乃至59記載 の方法。 87.ローディングもしくは溶化は、単一段階もしくは複数段階にて行われる 、請求項55乃至59記載の方法。 88.複数段階は、1分間隔で5回に亙り凍結保護剤を植物細胞に添加する段階 から成る、請求項87記載の方法。 89.請求項55乃至59の方法により回復された生存植物細胞。 90.請求項89の生存植物細胞から繁殖された植物。 91.イチイ(Taxus)種である、請求項90記載の植物。 92.請求項55乃至59の方法により回復された生存植物細胞の懸濁物。
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JP9502141A Pending JPH11507380A (ja) | 1995-06-07 | 1996-06-07 | 多様な植物細胞の凍結保存方法 |
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US (4) | US5965438A (ja) |
EP (1) | EP0830059B1 (ja) |
JP (2) | JPH11507380A (ja) |
KR (1) | KR100763858B1 (ja) |
AT (1) | ATE227071T1 (ja) |
AU (1) | AU701381B2 (ja) |
CA (1) | CA2223959A1 (ja) |
DE (1) | DE69624701T2 (ja) |
DK (1) | DK0830059T3 (ja) |
ES (1) | ES2187664T3 (ja) |
GB (1) | GB2316854B (ja) |
NZ (1) | NZ312329A (ja) |
PT (1) | PT830059E (ja) |
WO (1) | WO1996039812A2 (ja) |
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JP2007522809A (ja) * | 2004-02-24 | 2007-08-16 | セーホーエル.ハンセン アクティーゼルスカブ | 個別のペレットからなる凍結乳酸菌培養物 |
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- 1995-06-07 US US08/486,204 patent/US5965438A/en not_active Expired - Lifetime
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1996
- 1996-06-07 NZ NZ312329A patent/NZ312329A/en not_active IP Right Cessation
- 1996-06-07 GB GB9725211A patent/GB2316854B/en not_active Expired - Fee Related
- 1996-06-07 WO PCT/US1996/009998 patent/WO1996039812A2/en active IP Right Grant
- 1996-06-07 CA CA002223959A patent/CA2223959A1/en not_active Abandoned
- 1996-06-07 PT PT96923280T patent/PT830059E/pt unknown
- 1996-06-07 EP EP96923280A patent/EP0830059B1/en not_active Expired - Lifetime
- 1996-06-07 JP JP9502141A patent/JPH11507380A/ja active Pending
- 1996-06-07 US US08/659,997 patent/US6127181A/en not_active Expired - Lifetime
- 1996-06-07 DK DK96923280T patent/DK0830059T3/da active
- 1996-06-07 ES ES96923280T patent/ES2187664T3/es not_active Expired - Lifetime
- 1996-06-07 DE DE69624701T patent/DE69624701T2/de not_active Expired - Lifetime
- 1996-06-07 AU AU63836/96A patent/AU701381B2/en not_active Ceased
- 1996-06-07 KR KR1019970708892A patent/KR100763858B1/ko not_active IP Right Cessation
- 1996-06-07 AT AT96923280T patent/ATE227071T1/de not_active IP Right Cessation
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1997
- 1997-01-08 US US08/780,449 patent/US6753182B1/en not_active Expired - Fee Related
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2001
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Cited By (7)
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JP2007522809A (ja) * | 2004-02-24 | 2007-08-16 | セーホーエル.ハンセン アクティーゼルスカブ | 個別のペレットからなる凍結乳酸菌培養物 |
JP2011234725A (ja) * | 2004-02-24 | 2011-11-24 | Chr Hansen As | 個別のペレットからなる凍結乳酸菌培養物 |
JP6300215B1 (ja) * | 2017-04-27 | 2018-03-28 | 節三 田中 | 植物の特性を増強する方法 |
WO2018199293A1 (ja) * | 2017-04-27 | 2018-11-01 | 節三 田中 | 植物の特性を増強する方法及び無核果実の生産方法 |
JP2018183112A (ja) * | 2017-04-27 | 2018-11-22 | 節三 田中 | 植物の特性を増強する方法 |
US11350583B2 (en) | 2017-04-27 | 2022-06-07 | Setsuzo TANAKA | Method for enhancing plant characteristics and method for producing seedless fruit |
JP2018183132A (ja) * | 2017-10-10 | 2018-11-22 | 節三 田中 | 植物の特性を増強する方法 |
Also Published As
Publication number | Publication date |
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AU6383696A (en) | 1996-12-30 |
CA2223959A1 (en) | 1996-12-19 |
DK0830059T3 (da) | 2003-03-03 |
US6127181A (en) | 2000-10-03 |
GB2316854A (en) | 1998-03-11 |
GB2316854B (en) | 1998-11-11 |
EP0830059B1 (en) | 2002-11-06 |
JP2008005846A (ja) | 2008-01-17 |
ATE227071T1 (de) | 2002-11-15 |
KR100763858B1 (ko) | 2008-11-07 |
WO1996039812A3 (en) | 1997-05-29 |
DE69624701D1 (de) | 2002-12-12 |
DE69624701T2 (de) | 2003-10-16 |
WO1996039812A2 (en) | 1996-12-19 |
PT830059E (pt) | 2003-03-31 |
US6753182B1 (en) | 2004-06-22 |
GB9725211D0 (en) | 1998-01-28 |
AU701381B2 (en) | 1999-01-28 |
US5965438A (en) | 1999-10-12 |
ES2187664T3 (es) | 2003-06-16 |
US20030031998A1 (en) | 2003-02-13 |
KR19990022412A (ko) | 1999-03-25 |
EP0830059A2 (en) | 1998-03-25 |
NZ312329A (en) | 1999-09-29 |
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