JP2009528040A - 経腸および非経口の栄養摂取のためならびに腹膜透析のための可溶性の高度に分岐したグルコースポリマー - Google Patents
経腸および非経口の栄養摂取のためならびに腹膜透析のための可溶性の高度に分岐したグルコースポリマー Download PDFInfo
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Abstract
Description
水溶性であり、
低い粘度を有し、
劣化しない、すなわち前記炭水化物を構成している高分子の再編成によってゲルを形成せず、
全身的な循環において遅いグルコース出現速度を誘導し、
ゆっくり加水分解されるが、この加水分解の終わりにはこの生物の酵素によって完全に分解され、
長時間持続する浸透圧を及ぼす
ものでなければならない。
1) 10重量%〜30重量%の固形物含有量を有するワックス状デンプンの水溶液を調製する工程と、
2) 前記溶液をワックス状デンプン100g当たり30000〜50000U/mlの分岐酵素を2〜3ml用いて60℃〜80℃の間の温度で18〜24時間、次いでアミログルコシダーゼまたはα−アミラーゼから選択された糖化酵素、好ましくはアミログルコシダーゼを用いて続けて処理する工程と、
3) 得られた溶液を、低分子量画分、好ましくは9000未満の分子量を有する画分を除去し、他の画分、すなわち高分子量画分を回収するように分画する工程と、
4) このように得られた高度に分岐したグルコースポリマーを得る工程。
3.5%未満の還元糖含有量、
20%〜30%の間のα−1,6−グルコシド結合の比率、
光散乱によって決定される、20000〜30000ダルトン未満の重量平均分子量(Mw)、
を有するデンプンの酵素による処理によって得る。
20%〜25%の間のα−1,6−グルコシド結合の比率
光散乱によって決定される、24000〜27000ダルトンの間の値を有する重量平均分子量(Mw)
を有する。
この実施例は半工業的条件下で行われた試験に言及する。
実施例1によって得た本発明による高度分岐ポリマーの水溶液を調製して、腹膜中の生成物の加水分解をシミュレートするために、膵臓起源のアミラーゼと接触させた。
試験製品の0.6gを正確に秤取する、
マレイン酸Na緩衝液、0.1mol/lでpH7、150mlを加える、
製品が完全に溶解するまで撹拌する、
溶液の温度が37℃になるようフラスコを15分間水浴に入れる、
時間0分でサンプル1.5mlを採る(サンプルSI)、
ポルシンパンクレアチン(動物起源のα−アミラーゼ)0.15gを加える、
恒温水浴中37℃で撹拌しながら300分間インキュベートする、
時間15、30、45、60、90、120、180、240、300分で1.5mlのサンプルを採る、
サンプルを100℃の乾燥浴中に10分間入れて酵素反応を停止させる、
検討中の製品の血糖に対する影響をシミュレートするためにサンプルについてグルコースを分析する、
加水分解の反応速度を検討するためにサンプルについて還元糖を分析する。
Claims (13)
- デンプンの酵素処理によって得られ、3.5%未満、好ましくは2.5%未満、さらにより好ましくは1%未満の還元糖含有量を有する可溶性の高度に分岐したグルコースポリマーであって、
20%〜30%の間のα−1,6−グルコシド結合の比率、
光散乱によって決定される20000〜30000ダルトン未満の間の重量平均分子量(Mw)
を示すことを特徴とするポリマー。 - 試験Aによって決定して25mOsm/kg未満、好ましくは5〜20mOsm/kgの間の値を有するオスモル濃度を示すことを特徴とする、請求項1に記載のポリマー。
- 還元性末端がトレハロースに転化されるか、水素化されるような方法で酵素異性化されていることを特徴とする、請求項1または2に記載のポリマー。
- 1) 10重量%〜30重量%の固形物含有量を有するワックス状デンプンの水溶液を調製し、
2) 前記溶液をワックス状デンプン100g当たり30000〜50000U/mlの分岐酵素を2〜3ml用いて60℃〜80℃の間の温度で18〜24時間、次いでアミログルコシダーゼまたはα−アミラーゼから選択された糖化酵素、好ましくはアミログルコシダーゼを用いて続けて処理し、
3) 前記得られた溶液を、低分子量画分を除去し、高分子量画分を回収するように分画し、
4) このように得られた高度に分岐したグルコースポリマーを得る
ことを特徴とする、請求項1から3のいずれか一項に記載の可溶性の高度に分岐したグルコースポリマーの調製方法。 - 前記デンプン水溶液を
デンプン100g当たり30000〜50000U/mlの分岐酵素を2〜3ml用いて60〜80℃の間の温度で18〜24時間、
次いでデンプン100g当たりアミログルコシダーゼを0.15〜0.25ml用いて60℃の温度、4〜5のpHで、1〜3時間の間の時間、好ましくは2時間
処理することを特徴とする、請求項4に記載の可溶性の高度に分岐したグルコースポリマーの調製方法。 - 請求項1から3のいずれか一項に記載のまたは請求項4または5に記載の方法によって得ることができる高度に分岐したグルコースポリマーを含有することを特徴とする、食品および医薬品の用途においてヒトおよび動物に使用することが意図される組成物。
- 経腸および非経口の栄養摂取における、および血糖調節剤としての、請求項6に記載の組成物の使用。
- 浸透圧剤として、少なくとも1つの、請求項1から3のいずれか一項に記載の可溶性の高度に分岐したポリマーを含むことを特徴とする、腹膜透析用溶液。
- 3.5%未満の還元糖含有量を有する前記可溶性の高度に分岐したポリマーが、
20%〜25%の間のα−1,6−グルコシド結合の比率、
光散乱によって決定される24000〜27000ダルトンの間の重量平均分子量(Mw)
を示すことを特徴とする、請求項8に記載の透析用溶液。 - ソルビトール、マンニトール、マルチトール、キシリトール、エリスリトールおよび水素化デンプン加水分解物からなる群から選択されるポリオールも含むことを特徴とする、請求項8または9に記載の腹膜透析用溶液。
- 乳酸塩、酢酸塩およびグルコン酸塩などの緩衝剤も含むことを特徴とする、請求項10に記載の腹膜透析用溶液。
- グルコース、マルトースおよび/またはグルコースポリマーも含むことを特徴とする、請求項8から11のいずれか一項に記載の腹膜透析用溶液。
- アミノ酸およびグルコースも含むことを特徴とする、請求項8から11のいずれか一項に記載の腹膜透析用溶液。
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FR0601778 | 2006-02-28 | ||
FR0601778A FR2897869B1 (fr) | 2006-02-28 | 2006-02-28 | Polymeres solubles de glucose hautement branches pour la nutrition enterale, parenterale et pour la dialyse peritoneale |
PCT/FR2007/000276 WO2007099212A1 (fr) | 2006-02-28 | 2007-02-15 | Polymeres solubles de glucose hautement branches pour la nutrition enterale, parenterale et pour la dialyse peritoneale |
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EP (1) | EP1994061B1 (ja) |
JP (1) | JP5241516B2 (ja) |
CA (1) | CA2643429C (ja) |
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JP2013518562A (ja) * | 2010-02-02 | 2013-05-23 | ロケット・フルーレ | 腹膜透析用の分岐した可溶性グルコースポリマー |
JP2013541345A (ja) * | 2010-11-03 | 2013-11-14 | ロケット フレール | 腹膜透析用グルコースポリマーを調製するためのデンプン加水分解物を汚染除去する方法 |
JP2014508171A (ja) * | 2011-03-18 | 2014-04-03 | バクスター・インターナショナル・インコーポレイテッド | グルコースポリマーを含む腹膜透析溶液 |
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MX356270B (es) | 2012-05-29 | 2018-05-18 | Roquette Freres | Metodos para descontaminar circuitos para producir polimeros de glucosa e hidrolizados de polimeros de glucosa. |
JP5486069B1 (ja) * | 2012-11-05 | 2014-05-07 | 旭 酒井 | 透析装置 |
CA2940566C (fr) | 2014-03-21 | 2022-11-22 | Roquette Freres | Procede optimise de decontamination de production de polymeres de glucose et d'hydrolysats de polymeres de glucose |
MY186844A (en) | 2014-07-09 | 2021-08-25 | Cadena Bio Inc | Oligosaccharide compositions and methods for producing thereof |
ES2938746T3 (es) | 2015-01-26 | 2023-04-14 | Dsm Nutritional Products Llc | Composiciones de oligosacáridos para el uso como alimento para animales y sus métodos para producirlas |
US20180147221A1 (en) | 2015-04-23 | 2018-05-31 | Kaleido Biosciences, Inc. | Glycan therapeutic compositions and related methods thereof |
DE102015007626A1 (de) * | 2015-06-16 | 2016-12-22 | Fresenius Medical Care Deutschland Gmbh | Dialyselösung, Verwendung einer Dialyselösung sowie chemische Verbindung |
FR3055898B1 (fr) * | 2016-09-15 | 2018-11-02 | Roquette Freres | Nouveaux polymeres de glucose pour dialyse peritoneale |
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WO2023159171A1 (en) | 2022-02-17 | 2023-08-24 | Cargill, Incorporated | Resistant dextrins and methods of making resistant dextrins |
CN118679191A (zh) | 2022-02-17 | 2024-09-20 | 嘉吉公司 | 抗性糊精和制备抗性糊精的方法 |
WO2023159175A1 (en) | 2022-02-17 | 2023-08-24 | Cargill, Incorporated | Resistant dextrins and methods of making resistant dextrins |
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US8445460B2 (en) | 2013-05-21 |
FR2897869A1 (fr) | 2007-08-31 |
CA2643429A1 (fr) | 2007-09-07 |
US20100273735A1 (en) | 2010-10-28 |
WO2007099212A1 (fr) | 2007-09-07 |
MX2008011064A (es) | 2008-09-10 |
JP5241516B2 (ja) | 2013-07-17 |
FR2897869B1 (fr) | 2011-05-06 |
ES2626831T3 (es) | 2017-07-26 |
EP1994061A1 (fr) | 2008-11-26 |
EP1994061B1 (fr) | 2017-03-15 |
CA2643429C (fr) | 2016-04-05 |
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