JP2022528566A - 眼疾患の処置方法 - Google Patents
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Abstract
Description
特に定義されていない限り、本明細書で使用されているすべての技術的および科学的用語は、本発明が属する技術分野の当業者が一般的に理解しているものと同じ意味を有する。
実施例
(1)眼底撮影(FP)。処置前後の出血、滲出液または血管病変の変化を検出すること;および
(2)代謝および脂質プロファイル、肝機機能および腎機能に対する薬物の影響。
(1)雌、年齢13~18歳(ヒト成人では40~60歳に相当)、体重6~7kg;
(2)糖尿病の期間:3年を超える時間;
(3)片眼/両眼のDME;
(4)DME:最近半年間ハイデルベルグスペクトラリスOCTで測定し、Kowa VX-20眼底カメラを用いてFP/FFAによって診断した網膜の厚さ;
(5)CRT≧260μm(中心窩の厚さ(Central Foveal Thickness))および/またはETDRS領域の平均厚さ≧319μm。(網膜肥厚は、正常なサルのCRTおよびETDRSの厚さの平均値およびSD値で定義される)。網膜肥厚は、正常な平均値を2標準偏差超えた厚さと定義される。糖尿病にかかっていないサル:糖尿病にかかっていない動物における網膜の平均厚さは、中心窩で192±11μm、側頭部および鼻部でそれぞれ中心窩から1.5mmの距離での測定で307±15および328±13であった。この方法は、Primedチームが、ケース・ウェスタン・リザーブ大学の著名な糖尿病性網膜症の専門家であるTimothy Kern教授博士と共同で開発したものである。ARVO2018ポスターを参照。自然発症糖尿病性アカゲザルにおける黄斑肥厚の評価;および
(6)血管漏出および無かん流領域の有無。
(1)段階3およびそれ以上の高血圧;
(2)活動性の眼または全身性炎症または感染症;眼内高血圧(Intraocular hypertension):IOP>21mmHg;
(3)臨床検査で、腎機能障害または肝機能が著しい;
(4)有効性に影響を与える可能性のあるその他のいずれかの病歴。
(1)第1群、ビヒクル群、N=1;
(2)第2群、試験品群(test article group)、N=3;
(投与経路:経口投与、1日1回、投与量:TBD)。
(1)眼底撮影:投与前ベースラインとして一回、投与後D30、D60に1回で総3回;
(2)FFA:投与前にベースラインとして1回;
(3)IOPおよび血圧測定:投与前1回、投与後1回で総2回;
(4)毎日のケージサイド観察により、眼の臨床症状を評価;
(5)代謝異常パラメータ、肝機能および腎機能の測定:FPG、FRA、LDL、HDL、TC、TG:投与前1回ならびに投与後D14、D30、D45およびD60に1回;
(6)細隙灯:投与前および投与後に1回で総2回;
(7)体重:投与前ならびに投与後D30およびD60に1回;
(8)食物摂取量/臨床観察:異常な徴候、症状および行動を含め、1日1回。
(1)頻度:投与前にFFAを1回実施。
(2)機器:KOWA VX-20。
(3)目的:網膜の血管の損傷および漏出を検査。
(4)FFA画像取得プロトコール:
画像取得前に、動物にケタミン:キシラジン混合物(1:1、8mg/kgケタミン)を筋肉内注射して麻酔をかけた。麻酔後にトロピカミド・フェニレフリン点眼液を両眼に2滴ずつ点眼し、瞳孔を拡張させた。麻酔がかけられた後、動物を瞳孔径が6mmを超えるまで暗室に置いた。自己保持型眼瞼ペクトラムを眼に装着した。撮影のための主要な眼の眼底の後極はよく焦点が合っていた。
(5)タイマーは、10%フルオレセインナトリウム(Alcon Laboratories, USA)を0.075mL/kgの用量で大腿静脈から注射した時点で開始した。主要な眼について最初の30秒間は1秒に1回、次の30秒間は2~3秒に1回後極の一連の写真を撮影した。5分後および10~15分で両眼の写真を撮影した。
Claims (11)
- 眼疾患を処置するための医薬を調製するためのビューベリシンの使用。
- 眼疾患が、血管新生の眼退行によって引き起こされる、請求項1に記載の使用。
- 眼疾患が、加齢黄斑変性症(AMD)、糖尿病性網膜症(DR)または黄斑浮腫(ME)である、請求項1に記載の使用。
- 加齢黄斑変性症(AMD)が、滲出型加齢黄斑変性症(wet AMD)である、請求項4に記載の使用。
- 糖尿病性網膜症(DR)が、非増殖糖尿病性網膜症(NPDR)である、請求項4に記載の使用。
- 眼疾患の処置に使用するための医薬組成物であって、1つまたはそれ以上の薬学的に許容できる担体および治療有効量のビューベリシンを、関連して含む医薬組成物。
- 眼疾患が、血管新生の眼退行によって引き起こされる、請求項7に記載の医薬組成物。
- 眼疾患が、加齢黄斑変性症(AMD)、糖尿病性網膜症(DR)または黄斑浮腫(ME)である、請求項7に記載の医薬組成物。
- 加齢黄斑変性症(AMD)が、滲出型加齢黄斑変性症(wet AMD)である、請求項9に記載の医薬組成物。
- 糖尿病性網膜症(DR)が、非増殖糖尿病性網膜症(NPDR)である、請求項9に記載の医薬組成物。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US201962828616P | 2019-04-03 | 2019-04-03 | |
US62/828,616 | 2019-04-03 | ||
US201962899279P | 2019-09-12 | 2019-09-12 | |
US62/899,279 | 2019-09-12 | ||
PCT/CN2020/082765 WO2020200241A1 (en) | 2019-04-03 | 2020-04-01 | Method for treating ocular diseases |
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JPWO2020200241A5 JPWO2020200241A5 (ja) | 2022-09-06 |
JP7461663B2 JP7461663B2 (ja) | 2024-04-04 |
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