JP2023531210A - 三白草分画物を含む薬学組成物およびその製造方法 - Google Patents
三白草分画物を含む薬学組成物およびその製造方法 Download PDFInfo
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- SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
本発明は、三白草(Saururus chinensis)活性分画物の製造方法に関する。本発明は、また特定の製造方法によって製造された三白草分画物を含む薬学組成物に関する。本発明は、また、特定の製造方法によって製造された三白草分画物の炎症性腸疾患の治療のための医薬用途に関する。
[背景技術]
[発明の概要]
[発明が解決しようとする課題]
[課題を解決するための手段]
[発明の効果]
[図面の簡単な説明]
[図2aおよび図2b]三白草分画物の投与後の腸炎症モデル評価の10日目のマウス大腸の長さを評価した結果である(n=8)。
[図3]三白草分画物の投与後の大腸の組織学的変化を観察した結果である。
[図4]三白草分画物の投与後の大腸組織内のTNF-αの評価結果である。
[図5]三白草分画物の投与後の大腸組織内のMPOの評価結果である。
[図6]三白草分画物の投与後の腸炎症モデルのパイエル板細胞(Peyer’s patches cell)によるsIgA分泌能および関連サイトカイン(cytokine)誘導能を評価した結果である。
[図7]三白草の活性成分分画物の腸内粘液分泌細胞(LS 174T,a human intestinal goblet cell line)に及ぼす効果を評価した結果である。
[発明を実施するための形態]
[産業上利用可能性]
本発明は、三白草(Saururus chinensis)活性分画物の製造方法に関する。本発明は、また特定の製造方法によって製造された三白草分画物を含む薬学組成物に関する。本発明は、また、特定の製造方法によって製造された三白草分画物の炎症性腸疾患の治療のための医薬用途に関する。
[背景技術]
[発明の概要]
[発明が解決しようとする課題]
[課題を解決するための手段]
[発明の効果]
[図面の簡単な説明]
[図2aおよび図2b]三白草分画物の投与後の腸炎症モデル評価の10日目のマウス大腸の長さを評価した結果である(n=8)。
[図3]三白草分画物の投与後の大腸の組織学的変化を観察した結果である。
[図4]三白草分画物の投与後の大腸組織内のTNF-αの評価結果である。
[図5]三白草分画物の投与後の大腸組織内のMPOの評価結果である。
[図6]三白草分画物の投与後の腸炎症モデルのパイエル板細胞(Peyer’s patches cell)によるsIgA分泌能および関連サイトカイン(cytokine)誘導能を評価した結果である。
[図7]三白草の活性成分分画物の腸内粘液分泌細胞(LS 174T,a human intestinal goblet cell line)に及ぼす効果を評価した結果である。
[発明を実施するための形態]
[産業上利用可能性]
Claims (18)
- (S1)三白草を50~90体積%エタノール水溶液によって抽出する段階、
(S2)前記抽出後、残った残渣に精製水を加え、70~100℃、
(S3)前記(S2)段階の結果物を酵素処理する段階、
(S4)抽出物のうち、残渣を除去して濾過する段階、
(S5)(S4)段階の濾過液にエタノールを添加し、沈殿物を形成する段階、および
(S6)沈殿物を回収する段階を含む、
炎症性腸疾患に有用な三白草分画物の製造方法。 - 前記酵素は、ポリガラクツロナーゼ(polygalacturonase)、ペクチンリアーゼ(pectin lyase)またはこれらの混合物である、請求項1に記載の製造方法。
- 前記S1段階のエタノール水溶液は、60~80体積%エタノール水溶液である、請求項1に記載の製造方法。
- 前記(S5)段階は、濾過液を濃縮し、濃縮液より多くのエタノールを添加し、混合液を撹拌して沈殿物を形成する段階である、請求項1に記載の製造方法。
- 前記製造方法は、(S6)段階後に沈殿物を濃縮して凍結乾燥する段階をさらに含む、請求項1に記載の製造方法。
- (S1)三白草を50~90体積%エタノール水溶液によって抽出する段階、
(S2)前記抽出液を濾過して濃縮する段階、
(S3)濃縮液をレジン充填カラムに通過させ、レジンに吸着されるか否かによって成分を分離する段階、
(S4)前記レジンに吸着された成分のうち、水とエタノール濃度勾配によって溶出される成分を回収する段階を含む、
炎症性腸疾患に有用な三白草分画物の製造方法。 - 前記S4段階において、20~40体積%エタノール水溶液区間において溶出される部分を回収する、請求項6に記載の製造方法。
- 前記S1段階のエタノール水溶液は、60~80体積%エタノール水溶液である、請求項6に記載の製造方法。
- 前記レジンは、スチレン(Styrene)とDVB(Divinyl benzene)の共重合体の多孔性合成吸着剤、または非イオン性脂肪族アクリル高分子の多孔性合成吸着剤である、請求項6に記載の製造方法。
- (S1)三白草を50~90体積%エタノール水溶液によって抽出する段階、
(S2)前記抽出液を濾過して濃縮する段階、
(S3)濃縮液をレジンによって極性に応じて分離する段階、および
(S4)前記レジン分離の際、カラムに吸着されない成分を回収する段階を含む、
炎症性腸疾患に有用な三白草分画物の製造方法。 - 前記S1段階のエタノール水溶液は、60~80体積%エタノール水溶液である、請求項10に記載の製造方法。
- 前記レジンは、前記スチレン(Strene)とDVB(Divinyl benzene)の共重合体の多孔性合成吸着剤、または非イオン性脂肪族アクリル高分子の多孔性合成吸着剤である、請求項10に記載の製造方法。
- 請求項1~12のいずれか一項に記載の製造方法によって得られた、三白草分画物を含む薬学組成物。
- 請求項1~12のいずれか一項に記載の製造方法によって得られた、三白草分画物を含む炎症性腸疾患の治療または改善用薬学組成物。
- 請求項1~12のいずれか一項に記載の製造方法によって得られた、三白草分画物を含む炎症性腸疾患改善用の健康機能食品組成物。
- 請求項13または14のいずれか一項に記載の薬学組成物を、これを必要とする個体に投与する段階を含む炎症性腸疾患の治療方法。
- 前記組成物は、経口または非経口投与することを特徴とする、請求項16に記載の治療方法。
- 請求項13または14に記載の薬学組成物の炎症性腸疾患の予防または治療のための医薬用途。
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