JP5537753B2 - 改良されたタキサン送達システム - Google Patents
改良されたタキサン送達システム Download PDFInfo
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- JP5537753B2 JP5537753B2 JP2010536196A JP2010536196A JP5537753B2 JP 5537753 B2 JP5537753 B2 JP 5537753B2 JP 2010536196 A JP2010536196 A JP 2010536196A JP 2010536196 A JP2010536196 A JP 2010536196A JP 5537753 B2 JP5537753 B2 JP 5537753B2
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- JP
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- Prior art keywords
- prodrug
- paclitaxel
- prodrugs
- composition
- lipid
- Prior art date
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Description
本発明は、タキサンのプロドラッグと、ミセルもしくはナノ粒子の送達ビヒクルとを採用して、薬物動態のコントロールを容易にする。タキサンをより疎水性にして、結果的に脂質ベースの送達システムとより適合性(compatible)にすることによって、タキサン組成物の薬物動態をコントロールすることができる。インビボでの効果的な放出速度(release rates)がタキサンの放出速度に合致するように追加的な抗悪性腫瘍剤を含む製剤の特徴を調節することも可能である。ミセル又は親油性のナノ粒子の担体は、これらのプロドラッグ及び他の薬剤を水性の環境に懸濁することに使用できる。
(形態1)ジグリコール酸エステルリンカーを介して、疎水性分子にカップル化されたタキサンのコンジュゲートが、脂質及び/又は両親媒性安定剤と非共有的に会合する(associating)ことにより形成されるナノ粒子又はミセルを含む医薬組成物。
(形態2)前記コンジュゲートが、脂質及び両親媒性安定剤と会合されることを特徴とする形態1に記載の組成物。
(形態3)前記タキサンが、パクリタキセルであることを特徴とする形態1又は2に記載の組成物。
(形態4)前記疎水性分子が、長鎖アルコール、トコフェロール、又はステロイドであることを特徴とする形態1〜3のいずれか1に記載の組成物。
(形態5)前記脂質が、リン脂質又はトコフェロールであることを特徴とする形態1〜4のいずれか1に記載の組成物。
(形態6)前記両親媒性安定剤が、コポリマーであることを特徴とする形態1〜5のいずれか1に記載の組成物。
(形態7)前記コポリマーが、ポリエチレングリコール及びポリスチレンのコポリマーであることを特徴とする形態6に記載の組成物。
(形態8)タキサン組成物の薬物動態を模倣するように製剤化される追加的な抗悪性腫瘍剤を更に含むことを特徴とする形態1〜7のいずれか1に記載の組成物。
(形態9)被検体(subject)にタキサンを投与する際に使用するための形態1〜7のいずれか1に記載の組成物。
(形態10)形態1に記載の組成物を調製する方法であって、
コントロールされた流速を使用して、限局的な空間(confined space)において、水と、前記コンジュゲート、脂質及び/又は両親媒性安定剤を含む混和性溶媒とを急速に混合するステップを含む方法。
(形態11)形態1に記載の組成物を調製する方法であって、
コントロールされた流速を使用して、限局的な空間(confined space)において、水と、ジグリコール酸エステルリンカーを介して、疎水性分子にカップル化されたタキサンのコンジュゲート、脂質及び/又は両親媒性安定剤を含む混和性溶媒とを急速に混合するステップを含む方法。
VES、ビタミンEコハク酸(ないしビタミンEコハク酸エステル)(Vitamin E succinate);
POPC、1‐パルミトイル‐2‐オレオイル‐sn‐グリセロ‐3−ホスフォコリン(1-palmitoyl-2-oleoyl-sn-glycero-3-phosphocholine);
CVIJ、限局的な体積衝突噴流(confined volume impinging jets);
2kPS3k、ポリ(エチレングリコール)2000‐b‐ポリスチレン3000(poly(ethylene glycol)2000-b-polystyrene3000);
2.5kPS3k、ポリ(エチレングリコール)2500‐b‐ポリスチレン3000(poly(ethylene glycol)2500-b-polystyrene3000);
3H‐CHE、トリチウム化コレステロールヘキサデシルエーテル(tritiated cholesterol hexadecyl ether);
TLC、薄層クロマトグラフィー(thin layer chromatography);
DIPC、ジイソプロピルカルボジイミド(diisopropylcarbodiimide);
DMAP、N,N‐4‐ジメチルアミノピリジン(N,N‐4‐dimethylaminopyridine)
全ての試薬は、別途特定されない限り、Sigma-Aldrich Canada Ltd., Oakville, ONから購入した。溶媒は、VWR International, Mississauga, ONから得た。パクリタキセルは、Indena S.p.A., Milan, Italyから購入した。3H‐CHEは、Perkin Elmer Life and Analytical Sciences, Inc., Waltham,MAから得た。POPCは、Northern Lipids, Burnaby, BCから得た。1H NMRスペクトル(spectra)は、Bruker Advance 400で、CDCl3で記録した。HT-29ヒト結腸直腸腺癌細胞(HT-29 Human colorectal adenocarcinoma cells)は、ATCC, Manassas, VAから得た。Foxn1nuマウスは、Harlan, Indianapolis, INから得た。限局的な体積衝突噴流ミキサーは、Princeton Universityにおいてカスタム構築(custom built)した。全ての動物実験は、University of British Columbia's Animal Care Committeeによって認証されたプロトコルに従い、そして、Canadian Council of Animal Careによって確立された最新のガイドラインに従って実行した。
[実施例1]
プロドラッグの合成
パクリタキセル及びトコフェロールコハク酸から合成した。
1H NMR (400MHz, CDCl3) δ 3.83 (1H, d, J = 7.25 Hz); 4.22 (1H, d, J = 8.60 Hz); 4.33 (1H, d, J = 8.60 Hz); 4.46 (1H, dd, J = 10.88 Hz, J' = 6.58 Hz); 4.99 (1H, d, J = 9.54 Hz); 5.52 (1H, d; J = 3.22 Hz); 5.70 (1H, d, J = 6.98 Hz); 5.98 (1H, dd, J = 9.13 Hz, J' = 3.22 Hz); 6.27 (1H, t, J = 8.6 Hz); 6.97 (1H, d, J = 8.87 Hz)。
パクリタキセル及びオレイルコハク酸から合成した。
1H NMR (400MHz, CDCl3) δ 3.82 (1H, d, J = 7.0 Hz); 3.96 (2H, t, J = 6.81 Hz); 4.21 (1H, d, J = 8.38 Hz); 4.33 (1H, d, J = 8.38 Hz); 4.46 (1H, br. s); 4.98 (1H, d, J = 8.45 Hz); 5.36 (2H, m); 5.50 (1H, d, J = 2.89 Hz); 5.69 (1H, d, J = 7.00 Hz); 6.00 (1H, dd, J = 9.04 Hz, J' = 2.74 Hz); 6.26 (1H, t, J = 8.91 Hz); 7.08 (1H, d, J = 9.06 Hz)。
パクリタキセル及びトコフェロールジグリコール酸から合成した。
1H NMR (400MHz, CDCl3) δ3.84 (1H, d, J = 6.98 Hz); 4.22 (1H, d, J = 8.3 Hz); 4.34 (1H, d, J = 8.6 Hz); 4.99 (1H, d, J = 7.79 Hz); 5.64 (1H, d, J = 2.96 Hz); 5.70 (1H, d, J = 6.98 Hz); 6.06 (1H, dd, J = 9.27 Hz, J’ = 2.82 Hz); 6.30 (1H, t); 6.97 (1H, d, J = 9.13 Hz)。
パクリタキセル及びオレイルジグリコール酸から合成した。
1H NMR (400MHz, CDCl3) δ3.83 (1H, d, J = 7.0 Hz); 4.46 (1H, t, J = 7.96 Hz); 4.99 (1H, d, J = 8.45 Hz); 5.35 (2H, m); 5.60 (1H, d, J = 2.74 Hz); 5.70 (1H, d, J = 7.08 Hz); 6.05 (1H, dd, J = 9.25 Hz, J' = 2.55 Hz); 6.28 (1H, t, J = 8.9 Hz); 7.04 (1H, d, J = 9.29 Hz)。
パクリタキセル及びオクタデシルジグリコール酸から合成した。
1H NMR (400MHz, CDCl3) δ3.83 (1H, d, J = 7.0 Hz); 4.46 (1H, dd, J = 10.74 Hz, J’ = 6.70 Hz); 4.99 (1H, d, J = 8.45 Hz); 5.60 (1H, d, J = 2.82 Hz); 5.70 (1H, d, J = 7.00 Hz); 6.05 (1H, dd, J = 9.25 Hz, J' = 2.55 Hz); 6.28 (1H, t, J = 8.9 Hz); 7.05 (1H, d, J = 9.29 Hz).
パクリタキセル及びコサニルジグリコール酸から合成した。
1H NMR (400MHz, CDCl3)δ3.83 (1H, d, J = 6.98 Hz); 4.0-4.4 (5H, m); 4.46 (1H, dd, J = 10.75 Hz, J’ = 6.72); 4.99 (1H, d, J = 9.40 Hz); 5.60 (1H, d, J = 2.96 Hz); 5.70 (1H, d, J = 7.25 Hz); 6.05 (1H, dd, J = 9.27 Hz, J' = 2.82); 6.29 (1H, t, J = 8.3 Hz); 7.05 (1H, d, J = 9.13 Hz).
パクリタキセル及びドコサニルジグリコール酸から合成した。
1H NMR (400MHz, CDCl3)δ3.83 (1H, d, J = 6.98 Hz); 4.0-4.4 (5H, m); 4.46 (1H, dd, J = 10.75 Hz, J’ = 6.72 Hz); 4.99 (1H, dd, J = 9.40 Hz, J’ = 1.61 Hz); 5.60 (1H, d, J = 2.96 Hz); 5.70 (1H, d, J = 6.98 Hz); 6.05 (1H, dd, J = 9.40 Hz, J' = 2.95 Hz); 6.28 (1H, t, J = 8.3 Hz); 7.05 (1H, d, J = 9.40 Hz).
パクリタキセル及びコレステリルジグリコール酸から合成した。
1H NMR (400MHz, CDCl3)δ3.83 (1H, d, J = x Hz); 4.0-4.4 (5H, m); 4.47 (1H, dd, J = 10.6 Hz, J’ = 6.8 Hz); 4.63 (1H, m); 4.99 (1H, d, J = 7.79 Hz); 5.38 (1H, d, J = 3.76 Hz); 5.61 (1H, d, J = 2.69 Hz); 5.70 (1H, d, J = 7.25 Hz); 6.06 (1H, dd, J = 9.13 Hz, J' = 2.69 Hz); 6.28 (1H, t, J = 8.3 Hz); 7.09 (1H, d, J = 9.40 Hz).
パクリタキセル及び3−(1,2ジミリストイル‐sn‐グリセロール)ジグリコール酸から合成した。
1H NMR (400MHz, CDCl3)δ3.84 (1H, d, J = 6.98 Hz); 4.47 (1H, dd, J = 10.6 Hz, J’ = 6.8 Hz); 4.99 (1H, dd, J = 9.54 Hz, J’ = 1.75 Hz); 5.20 (1H, m); 5.61 (1H, d, J = 2.96 Hz); 5.71 (1H, d, J = 7.25 Hz); 6.07 (1H, d, J = 9.27 Hz, J’ = 2.82 Hz); 6.31 (1H, t); 7.11 (1H, d, J = 9.40 Hz).
[実施例2]
プロドラッグ、共脂質(co-lipid)及び安定剤ポリマー(stabilizer polymers)(典型的には、1:1:2w/wに基づく)を、エタノール/THF(4:1)に、40mg/mlの濃度で溶解した。12/12/53/53ml/分(溶媒/水/水/水)に設定した流量(flow rates)で4ポートCVIJミキサー(引用文献13、14)を使用して、溶媒を急速に水で希釈した。流量は、ハーバードアパラタスPHD2000シリンジポンプ(Harvard Apparatus PHD2000 syringe pumps)を使用してコントロールした。次に、結果として得られた溶液を水に対して透析して、残りの溶媒を除去した。最終的な薬剤濃度は、典型的には、およそ0.7mg/mlであった。より高い濃度のものが必要なときには、透析した溶液を等量の600mMのショ糖で希釈し、そして次に、100kD、内径(lumen)0.5mm、経路長60cmのミッドギーフープカートリッジ(MidGee hoop cartridge)(GE Healthcare Life Sciences、Piscataway、NJ)を使用して蠕動ポンプで濃縮した。粒子径は、マルバーンゼータサイザーナノ‐ZSパーティクルサイザー(Malvern Zetasizer Nano-ZS particle sizer)を用いて決定し、容積重量データとして報告した。
[表1]
プロドラッグ製剤の物理的安定性。全ての製剤を、プロドラッグ/共脂質/2.5kPS3k(1:1:2)ナノ粒子の水溶液として調製した。粒子の直径は、マルバーンナノ-ZSパーティクルサイザー(Malvern Nano-ZS particle sizer)を用いて決定した容量重量平均(volume weighted average)である。30秒間ボルテックス処理の後、等容量の水、300mMの生理食塩水又は600mMのショ糖で希釈したサンプルのZ平均(ΔZ平均)の変化を測定することによって安定性を評価した。
[実施例3]
インビトロ活性
[表2]
プロドラッグ/POPC/2kPS3k(1:1:2) 製剤を用いたヒト腫瘍細胞系列の阻害
[実施例4]
インビボにおけるナノ粒子の血漿排出
[実施例5]
インビボ効果
[実施例6]
プロドラッグ7の有効性に対する投与量の影響
(1) Hennenfent, K.L.; Govindan, R. Novel formulations of taxanes: a review. Old wine in a new bottle?, Ann. Oncol. 2006, 17, 734-749
(2) Hamaguchi, T.; Matsumura, Y.; Suzuki, M.; Shimizu, K.; Goda, R.; Nakamura, I.; Yokoyama, M.; Kataoka, K.; Kakizoe, T. NK105, a paclitaxel-incorporating micellar nanoparticle formulation, can extend in vivo antitumor activity and reduce the neurotoxicity of palitaxel, Br. J. Cancer 2005, 92, 1240-1246
(3) Ansell, S. Lipophilic drug derivatives for use in liposomes. U.S.特許 5,534,499 (1996)
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(5) Stevens, P.J.; Sekido, M.; Lee, R.J. A folate receptor-targeted lipid nanoparticle formulation for a lipophilic paclitaxel prodrug. Pharm. Res. 2004, 21, 2153-2157
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(11) Bradley, M.O.; Webb, N.L.; Anthony, F.H.; Devanesan, P.; Witman, P.A.; Hemamalini, S.; Chander, M.C.; Baker, S.D.; He, L.; Horwits, S.B.; Swindell, C.S. Tumor targeting by covalent conjugation of a natural fatty acid to paclitaxel. Clin. Cancer Res. 2001, 7, 3229-3238
(12) Deutsch, H.M.; Glinski, J.A.; Hernandez, M.; Haugwitz, R.D.; Narayanan, V.L.; Suffness, M.; Zalkow, L.H. Synthesis of congeners and prodrugs. 3. Water-soluble prodrugs of taxol with potent antitumor activity. J. Med. Chem. 1989, 32, 788-792
(13) Johnson, B.K.; Prud'homme, R.K. Flash nanoprecipitation of organic actives and block copolymers using a confined impinging jets mixer. Aust. J. Chem. 2003, 56, 1021-1024
(14) Johnson, B.K.; Prud'homme, R.K. Mechanism for rapid self-assembly of block copolymer nanoparticles. Phys. Rev. Lett. 2003, 91, 118302
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Claims (10)
- ジグリコール酸エステルリンカーを介して、疎水性分子にカップル化されたタキサンのコンジュゲートが、脂質及び/又は両親媒性安定剤と非共有的に会合する(associating)ことにより形成されるナノ粒子又はミセルを含む医薬組成物。
- 前記コンジュゲートが、脂質及び両親媒性安定剤と会合されることを特徴とする請求項1に記載の組成物。
- 前記タキサンが、パクリタキセルであることを特徴とする請求項1又は2に記載の組成物。
- 前記疎水性分子が、長鎖アルコール、トコフェロール、又はステロイドであることを特徴とする請求項1〜3のいずれか1項に記載の組成物。
- 前記脂質が、リン脂質又はトコフェロールであることを特徴とする請求項1〜4のいずれか1項に記載の組成物。
- 前記両親媒性安定剤が、コポリマーであることを特徴とする請求項1〜5のいずれか1項に記載の組成物。
- 前記コポリマーが、ポリエチレングリコール及びポリスチレンのコポリマーであることを特徴とする請求項6に記載の組成物。
- タキサン組成物の薬物動態を模倣するように製剤化される追加的な抗悪性腫瘍剤を更に含むことを特徴とする請求項1〜7のいずれか1項に記載の組成物。
- 被検体(subject)にタキサンを投与する際に使用するための請求項1〜7のいずれか1項に記載の組成物。
- 請求項1に記載の組成物を調製する方法であって、
コントロールされた流速を使用して、限局的な空間(confined space)において、水と、ジグリコール酸エステルリンカーを介して、疎水性分子にカップル化されたタキサンのコンジュゲート、脂質及び/又は両親媒性安定剤を含む混和性溶媒とを急速に混合するステップを含む方法。
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WO2012048204A2 (en) * | 2010-10-08 | 2012-04-12 | Virginia Commonwealth University | Prodrugs utilizing a transporter directed uptake mechanism |
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JP6427097B2 (ja) * | 2012-06-15 | 2018-11-21 | ザ ブリガム アンド ウィメンズ ホスピタル インコーポレイテッドThe Brigham and Women’s Hospital, Inc. | 癌を処置するための組成物および該組成物を製造するための方法 |
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CN103861116A (zh) * | 2014-03-06 | 2014-06-18 | 沈阳药大制剂新技术有限公司 | 一种抗肿瘤药物的前体药物及其制备和应用 |
AU2015241198A1 (en) | 2014-04-03 | 2016-11-17 | Invictus Oncology Pvt. Ltd. | Supramolecular combinatorial therapeutics |
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AU2016323770A1 (en) | 2015-09-16 | 2018-03-29 | Dfb Soria, Llc | Delivery of drug nanoparticles and methods of use thereof |
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US11986451B1 (en) | 2016-07-22 | 2024-05-21 | Flamel Ireland Limited | Modified release gamma-hydroxybutyrate formulations having improved pharmacokinetics |
US11504347B1 (en) | 2016-07-22 | 2022-11-22 | Flamel Ireland Limited | Modified release gamma-hydroxybutyrate formulations having improved pharmacokinetics |
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US11602513B1 (en) | 2016-07-22 | 2023-03-14 | Flamel Ireland Limited | Modified release gamma-hydroxybutyrate formulations having improved pharmacokinetics |
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US11602512B1 (en) | 2016-07-22 | 2023-03-14 | Flamel Ireland Limited | Modified release gamma-hydroxybutyrate formulations having improved pharmacokinetics |
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