TW311088B - - Google Patents
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- TW311088B TW311088B TW083110297A TW83110297A TW311088B TW 311088 B TW311088 B TW 311088B TW 083110297 A TW083110297 A TW 083110297A TW 83110297 A TW83110297 A TW 83110297A TW 311088 B TW311088 B TW 311088B
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- angiotensin
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Description
經濟部中央標準局員工消費合作社印製 311088 A7 B7 五、發明説明(/ ) 發明背景 本發明通常相關於生化學及醫藥的領$ ° ® ,本發明相關於用於加速組織生長或癒合的方法及物w ° 哺乳動物組織的創傷(即,傷痕或開口)造成組織1^ 損及微血管在傷口表面凝結。此種組織的修補表示一有順 序之控制下對創傷的细胞反應。所有柔軟姐織的創傷’不 論大小,皆Μ相同的方式癒合。組織生長及修補為一生物 性系統,其中细胞的增生及血管新生發生於氧氣梯度的的 存在時。在組織修補當中所發生之連續性形態及结構的變 化已經由〔Hunt, T. K.等人.,〃 Coagulation and macrophage stimulation of angiogenesis and wound healing * ’, in The surgical wound » PP · 1-18, ed • F · Dineen & G * Hildrick— Smith (Lea & Febiger , Philadelphia : 1 9 8 1)〕加K詳细定性,並且在一些 實例中予以定量化。. 细胞形態包括三個不同的區域。中央無血管創傷區域 為缺乏氧氣的,酸性的及高血碳酸的(hypercarbic),且 具有高濃度乳酸。鄰近創傷區域者為局部貧血(缺血)之 梯度區域,其經由分開纖維母细胞而形成。在最表面區域 之下為一膠原蛋白積極產生的部份,其特徴為成熟的纖維 母细胞及大量新生的微血管(即,血管新生作用)。雖然 此種新血管的生長(血管新生)對於創傷組織的癒合是必 須的,血管產生劑通常不能滿足長時間提供組織修補的額 本紙張尺度適用中國國家樣準(CNS ) Λ4規格(210X 297公嫠) (請先閲讀背面之注意事項再填寫本頁) 訂 A7 B7_ 五、發明説明() 外生物合成效果之需要。雖然基於創傷(即,嚴重灼傷, 手術切口,傷口及其他創傷)較快癒合的需要,到現在K 藥物僅得到在加速創傷癒合上有限的成功。 屬於DiZerega之美國專利 5,015. 629 (其完整的揭 示在此併入作為參考資料)描述一種用於加速創傷組織癒 合速度的方法,包括將足Μ加速癒合創傷之份量的血管張 力素 II ( AT II)施用到該組織。血管張力素II施用至創 傷組織明顯地增加創傷癒合的速度,導致較快速的表皮细 胞再生及組織修補。專有名詞血管張力素 II指一種出現 在人類及其他生物的八狀,其具有的序列為 Asp— Arg — Val - Tyr - lie - His - Pro - Phe [ SEQ ID NO: 1]。血管 張力素II為一已知的升血壓劑且已經商業化。 雖然血管張力素 II可Μ作為加速創傷癒合的用途,仍 然有需要額外的藥劑促使創傷癒合。進而*使用一種在誘 發高血壓方面低於血管張力素II之藥劑是非常有利地。 發明縴論 經濟部中央標準局員工消費合作社印製 (請先閲讀背面之注意事項再填寫本頁) 本發明相關於血管張力素 III ( ΑΤΙΙΙ)及其類似物 用於創傷癒合的用途。本發明有利的化合物具有下列通式 R1 - R2 - R3 - R4 - R5 - R6 - R7 ι 其中 R1係選自包含 Η, Arg - Lys, Ala, Orn * Ser(Ac) , Sar, D— Arg 及 D-Lys 之一群組; R2 係選自包含 Val, Ala’ Leu, lie. G1 y * Pro ,A i b > Acpc 及 Tyr 之一群組; -4- 本紙張尺度適用中國國家標準(CNS ) A4規格(2丨〇〆297公釐) 3H〇88 A7 ---—_;-—---— 五、發明説明(^ ) R3係選自包含 Tyr, Thr > Ser及az.aTyr之一群組 > R4係選自包含 lie, Ala, Leu * Val及Gly之一群 組;
Rs 為 His或 Arg; R6為Pro或Ala;且 R7係選自包含 Phe, Phe(BR)及Tyr之一群組。 這些類似物形成有利於加速創傷癒合之組成物類的基 本,這些組成物至少包括一種加速創傷癒合之有效份量之 通式I化合物。偏好的是,這些組成物類為基質性或微體溶 液類。 發明詳述 依據本發明,在哺乳動物組缅中的創傷癒合經由使用 含有一有效量之至少一種通式I化合物而受到促進。通式I 之活性藥劑通長M —種基質性或微體性溶液加Μ施用且, 即使在非常低的濃度下,對於加速上皮细胞再生及組織修 補是非常有效地。 經濟部中央標準局員工消費合作社印製 (請先閱讀背面之注意事項再填寫本頁) 在本發明組成物中所使用的化合物部份相關於血管張 力素 II;特別是,血管張力素III為血管張力素II之主 要代謝物。血管張力素II為已知一種最有效之血管收縮素 ,引起分枝形成微血管之小型動脈(即小動脈)的收縮。 血管張力素的生物形成始自於腎素對於血漿基質血管張力 素原之作用。因而形成之物質為一種十肽而稱為血管張力 -5- 本紙張尺度適用中國國家標準(CNS ) Α4規格(210Χ297公釐) 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明(彡) 素 I,其經由轉換性血管張力素酶自血管張力素 I之c端 His - Leu殘基被轉換成血管張力素II。 最近的研究顯示腎素-血管張力素糸統之血管活性產 物,血管張力素II (All) *可以增強生長因子、增生因 子、趨化因子的釋放,Μ及培養细胞之细胞外基質的釋放 ,其牽涉創傷修補作用〔Dzau ν·Ε·等人· (1989)
Molecular mechanism of Angiotensin in the regulation of vascular and cardiac growth· J · Mol • Cell· Cardiol * 21 ( Supple III) : S 7 ; Berk > BC 等人♦ ( 1 9 8 9) Angiotensin II stimulated protein synthesis in cultured vascular smooth muscle cells • Hypertension 13: 305—14; Kawahara, Y,等人·
(1 9 8 8) Angiotensin II induces expression of the c —fos gene through protein kinase C activation and calcium ion mobilization in cultured vascular smooth muscle cell· BBRC 150: 52—9; Naftilan * A • J·等人· (1989) Induction of platelet- derived growth factor A— chain and c — myc gene expressions by Angiotensin II in cultured rat vascular smooth muscle cells· J * Clin· Invest 83: 1419—24; Taubman, MB.等人(1 9 8 9) Angiotensin II induces c
一 fos in R N A in aortic smooth muscle · Role of C az + mobilization and protein kinase C activation · J 一6- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) ----------- (請先閱讀背面之注意事項再填寫本頁) 訂 經濟部中央標準局員工消費合作社印製 311088 A7 B7 五、發明説明(f)
Biol Chem 2 6 4: 5 2 6 - 5 3 0; N akahara « K 等人· (1992 ) Identification of three types of PDGF- A chain gene transcripts in rabbit vasculur smooth muscle and their regulated expression during development and by Angiotensin II· BBRC 184 : 811-8; Stouffer GA and GK Owens · ( 1 9 9 2 ) Angiotensin II induced mitogenesis of spontaneously hypertensive rat derived cultured smooth muscle cells is dependent on autocrine production of transforming growth factor- β ♦ Circ· Res · 70 : 820; Wolf, G 等人· (1 9 9 2 ) Angiotensin II stimulates the proliferation and biosynthesis of type I collagen in cultured murine mesangial cells · Am - J · Pathol · 1 4 0 95—107; Bell, L and J A Maclri ( 1990) Influence of the Angiotensin system on endothelial and smooth muscle cell migration · Am J Pathol 137: 7 — 12〕。另外,All在兔子角膜及雞绒毛 膜模式中顯示具有血管新生性(Fernandez * LA等人·( 1985) Neovascularization produced by Angiotensin II· J · Lab- Clin* Med· 105: 141; LeNoble, FAC 等人· ( 1991) Angiotensin II stimulates angiogenesis in the chorio— allantoic memhrane of the chick embryo· E u r J Pharmacol 195: 305— 6〕 〇 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) --------^ -L 裝-------訂------I M (請先閲讀背面之注意事項再填寫本頁) 經濟部中央標隼局員工消费合作社印製 A7 B7___ 五、發明説明(& ) 因此* All可K經由增加血管新生作用,生長因子的 釋放,上皮细胞再生及细胞外基質的生產而達到加速創傷 修補。經由血液流量及營養到達受傷組織的增加,All可 Μ增加創傷修補的速度。All亦可經由在受傷位置產生生 長因子來加速創傷修補。生長因子之外源性添加已顯示可 K經由不同的機轉加速創傷修補〔Grotendorst, GR等人 • ( 1 9 8 5) Stimulation of granulation tissue formation by platelet— derived Growth factor in normal and diabetic rats- J · Clin· Invest · 76: 2323-9; Mustoe * TA 等人· ( 1 98 7 ) Accelerated healing of incisional wounds in rats induced hy transforming growth factor- β · Science 237: 1333 -5; Pierce > GF等人· (1988) In vivo incisional wound healing augmented hy platelet- derived growth factor and recombinant c— sis gene homodimeric proteins · J · Exp· Med· 167; 974—87; Lynch > S E 等人· ( 1 9 8 9) Growth factors in wound healing * J Clin Invest 84: 640—6; Greenhalgh > DG等人·( 1 9 9 0 ) P D G F and F G F stimulate wound healing in the genetically diabetic mouse · Am J Pathol 136: 1235 - 46〕。最近的研究顯示 All在創傷後於頸動脈及主動脈 增加新血管内膜(neointima)的形成〔Powell, JS等人 • ( 1989 ) Inhibitors of angiotensin- converting -8 - 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) (請先閲讀背面之注意事項再填寫本頁) 裝 訂 3H〇88 A7 B7 五、發明説明(j ) enzyme prevent rayointimal proliferation after vascular injury · Science 245, 186—8 ; Powell * JS 等人· (1991) The proliferative response to vascular injury is suppressed by converting enzvme inhibition · J · Cardiovasc Pharmacol 16 ( s upp 1 4 ):S42- 9; Capron, L 等人,(1991) Effect of ramipril » an inhibitor of angiotensin converting enzyme » on the response of rat thoracic aorta to injury with a balloon catheter J Cardiovasc Pharmacol 18 · 207 一 11; Osterr i e d e s, W等人.(1991 )- Ro 1 e of angiotensin 11 injury— induced neointima f 0 r in a 1 ion in rats • Hypertension 18: S upp 1 116 0- 64 ; D a e m e n * M JAP 等人· ( 1991) Angiotensin II induces smooth muscle cell 經濟部中央標準局員工消費合作社印製 (請先閲讀背面之注意事項再填寫本頁) proliferation in the normal and injured rat arterial wall* Circ Res 68: 450— 6〕。由於這些觀察 的结果,進行研究K決定内源性 All引發血管内膜增生的 機轉。All經顯示可Μ作為平滑肌,纖維母细胞及内皮细 胞的分生原〔Sc helling, P 等人· ( 1979) Effects o f angiotensin II and angiotensin I I antagonist saralysin on cell growth and renin in 3 T 3 and SV3T3 cells * J · Cell* Physiol· 98: 503 —13;
Campbell — Boswell, M and A L Robertson * ( 1981) -9- 本紙張尺度適用中國國家標準(CNS ) A4規格(210 X 297公釐) 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明(广)
Effects 〇f angiotensin II and vasopressin on human smooth muscle cell in vitro · Exp· Mol· Pathol · 35: 265-76; Emmett , N 等人.(1986) Effect of saralasin ( angiotensin II antagonist) on 3 T 3 cell growth and proliferation · J Cell Biol 103: 171 ( Abst) ; Paquet · JL 等人.(1990)
Angiotensin II— induced proliferation of aortic myocytes in spontaneously hypertensive rats· J · Hypertens 8: 565-72; Dzau等人,同上述參考文獻〕 0 AII 亦增加血管平滑肌细胞的蛋白質内含量及大小〔 Berk 等人· ( 1 989),同上述參考文獻;Geisterfer, AAT 等人.(1 9 8 8) Angiotensin II induces hypertrophy > not hyperplasia > of cultured rat aortic smoolh muscle cells. Circ Res 62: 749—56〕 。研究顯示 All 增強不同型態之生長因子的分泌,包括 PDGF,肝素结合性EGF及轉形性生長因子一/? (TGF/S), 及來自平滑肌细胞,内皮细胞及心纖維母细胞的原生性-腫瘤基因〔Kawahara等人.(1988),同上述參考文獻; Naftilan * A J ( 1 9 9 2 ) The role of angiotensin II in vascular smooth muscle cell growth · J Cardiovas Pharmacol 20; S 37 一 40; Naftilan 等人· ( 1 9 8 9 ), 同上述參考文獻; Taubman等人· (1989),同上述參考 文獻; Nakahara 等人· ( 1 9 9 2 ),同上逑參考文獻; -10- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) --------f L 裝一-I (請先閲讀背面之注意事項再填寫本頁) 訂 .丨1衫: 經濟部中央標準局負工消費合作社印製 A7 B7 五、發明説明(q )
Temizer等人(1992) ’同上述參考文獻;Gibbons’ GH 等人· ( 1 9 9 2 ) Vascular smooth muscle cell hypertrophy vs hyperplasia · Autocrine transforming growth factor — beta 1 expression determines grow 1 h response to angiotensin II· J Clin Invest 90: 456 —61; Bell , L 等人.(1992) Autocrine angiotensin system regulation of bovine aortic endothelial cell migration and plasminogen activator involves modulation of proto— oncogene pp60c— src expression · J · Clin· Invest 89: 315 -2 0; Stouffer and Owens ( 1992),同上述參考文獻 〕。AI I經由 PDGF使血管平滑肌细胞異常發達〔Berk, BC and G N R a ο · ( 1 9 9 3 ) Angiotensin II - induced vascular smooth muscle cell hypertrophy : PDGF A -chain mediates the increase in size· J Cell Physiol 154 : 368-80〕 ° 因此,可想像的是 A I I經由在創傷組織中增強這些生 長因子的水平而加速創傷修補。額外地,All經顯示可以 剌激膠原细胞合成,因此暗示此類因子在细胞外基質形成 作用中的角色。〔Wolf, G 等人.(1991)
Intracellular signalling of transcription and secretion of type IV collagen after angiotensin II —induced cellular hypertrophy in cultured proximal -11- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) (請先閱讀背面之注意事項再填寫本頁) I J 裝------訂---- 311088 A7 B7 經濟部中央標準局員工消費合作社印製 五、發明説明(/0 ) tubular cells · Cell Reg 2 : 219- 27 ; Wolf 等人·( 1 9 9 2 ),同上述參考文獻; Zhou, G 等人.( 1 9 9 2 ) angiotensin II mediated stimulation of collagen synthesis in cultured cardiac fibroblasts · FASEB J 6 : A 1 9 1 4〕。創傷修補亦涉及必要细胞型態進入創傷底床 的趨化作用。All亦經顯示可Μ於體外引發内皮细胞及平 滑肌细胞的移動。〔Bell and Madri (1990),同上述參 考文獻〕。 最近的研究亦指出All受體的表現在創傷修補當中會 增加〔Viswanathan, Μ > and JH Saavedra ( 1 9 9 2 ) Expression of Angiotensin II AT2 Receptors in the Rat Skin During Experimental Wound Healing · Peptides 13:783-6; Kimura, B 等人· ( 1 9 9 2 ) Changes in skin angiotensin II receptors in rats during wound healing · BBRC 187; 1083— 1090] ° 這些 增強,以及 All在修補位置之局部性增強的佐證,建議All 可能在創傷修補的過程中扮演一重要角色。 已經觀察到 ATII及 ATIII在一些方面具有相當差異 的生物性活性。例如,ATII顯示一種對於激發性神經元新 醫上腺素釋放之兩相效果(稍早減少及稍後增加),然而 僅有在第12分鐘後才增強自發性新聚上腺素之釋放; ATII I 對激發性及自發性神經元新腎上腺素的釋放均有一 種兩相性效果〔Vatta, MS 等人· (1992) Monophasic -12- (請先閱讀背面之注意事項再填寫本頁) 裝. 訂 丨绍 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公嫠) 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明(丨1 ) and hiphasic effects of angiotensin II and III on norepinephrine uptake and release in rat adrenal medulla · Can· J · Physiol · Pharmacol · 70: 821] 。進而, ATII及 ATIII顯示對於壓力受體-心臟—反射 之分化性影響·· ATII增強該反射的敏感性,然而 ATIII 降低該反射〔Brattstrom, Α·等人· (1992)
Neuropeplides within the nucleus tractus solitarii modulate the central cardiovascular control process • Progress in Brain Research 91: 75〕·。令人驚異的 是,現在已經發現,不管在血管張力素 II及血管張力素 III之間生物活性有顯著地不同, ATIII及特別是其類似 物有利於加速創傷癒合。
根據本發明特別有利之化合物類為通式I R 1 - R2 - R3 - R4 - R5 - R6 - R7 其中 R1係選自包含 Η, Arg « Lys, Ala, 〇rn > S e r (Ac) Sar, D— Arg 及 D— Lys 之一群組;
Rz 係選自包含 Val, Ala, Leu, lie, Gly’ Pr 0 ,A i b > Acpc 及 Tyr 之一群組; R3係選自包含 Tyr* Thr, Ser及azaTyr之一群組 f R4僖選自包含 lie, Ala, Leu > Val及Gly之一群 組; R5 為 His 或 Arg; -13- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X 297公釐) (請先閱讀背面之注意事項再填寫本頁) 訂 i丨錨 B7 五、發明説明(1厶) R6為Pro或Ala;且 R7係選自包含 Phe, Phe(BR)及 Tyr之一群組。 一偏好類別之化合物類具有下式 R1 — R2 — Tyr — R4 — His — Pro — Phe [SEQ ID NO : 2] 其中R1 , R2及R4具有前述的定義。特別偏好的是 式 Arg— Val — Tyr— lie — His — Pro — Phe 之血管張力素 III [SEQ ID NO: 3〕 〇 在上述的化學式中,使用標準的胺基酸殘基之三字簡 寫。若沒有相反的指示,即指 L 一型式之胺基酸。其他殘 基類的簡寫如下: (請先閲讀背面之注意事項再填寫本頁) 裝· 訂 經濟部中央標準局員工消費合作社印製 S a r N—甲基甘胺醯 (sarcosine) Aib 2_胺基異丁酸 A c p c 1 一羧酸胺基環戊酯 azaTyr aza— ot' —同質一 L 一賂胺醮 P h e ( S a r ) P—溴一 L 一苯基丙胺接藤基 -14- i lif 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 3ll〇88 Α7 ____Τ__ 五、發明説明(pj ) 已有建議 ATIII及其類似物採用gamma或beta轉折方 式〔Regoli, D ·等人.(1 9 7 4 ) Pharmacology of Angiotensin · Pharmacological Reviews 26: 69〕 〇 通 常,據信在 R2 , R4及 R6的中央支键會涉及維持介於 R3 , R5及R7之間活性基團的距離,這些活性基團原來 負責结合至受體類及/或内生性活性。在R2 ,R4及 R7 的厭水性支鏈在整個肽的構形中亦扮演一重要的角色及/ 或導致一理論上厭水性袋的形成。 如由通式I觀之甚為明顯的是,用於本發明之最簡單的 結構需要六肽R2 — R3 — R4 — R5 - R6 — R7 (即,R1為 H)。然而,在位置R1之胺基酸上的合適支鏈可造成用於 尋標受體之化合物的親和性及/或在該肽的構形中扮演一 重要的角色。為此原因,Arg及Lys特別偏好為R1 。 經濟部中央標準局員工消費合作杜印製 (請先閲讀背面之注意事項再填寫本頁) 為了本發明的目的,據信R2可能涉及線性或非線性氫 键的形成,這些氫鐽與R4相連(在garona轉折模式)或與R 5相連(在bet a轉折模式)。1?2亦參與在一反向平行结構 (其已被提出為一種可能结構)中的第一轉折。於在通式I 的其他位置相反的是,在此位置beta及gamma分支為均等有 效的。進而,單一氫鍵可足以維持一相對毽定的構形。據 此,R2 可 Μ 合適地選自 Val,Ala,Leu,lie,Gly,Pro, Aib,Acpc及 Tyr ° 關於R3 ,構形分析已建議在此位置的支鏈(K及在R 2及 R4位置)導致一厭水性叢,其據信對於受體的佔據 -1 5- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 經濟部中央榡準局員工消費合作社印製 A7 B7 ---------— 五、發明説明(丨4) 及剌激是必要的。因此,R3偏好選自Tyr·,Thr,Ser及 azaTyr。在此位置中,T y r為特別偏好的,因為其可K與受 體位置形成一氫鐽,而能夠接受來自羥基酚的一個氫〔 Regoli等人.(1974),同上述參考文獻〕。 在 R4位置,一具有/3—脂肪性或脂肪環性鏈的胺基 酸是特別希望的。因此,雖然 Gly在 R4位置是合適的, 在此位置偏好的胺基酸係選自lie, Ala, Leu及 Val。 在根據本發明特別有利的類似物中, R5為His或Arg 。組胺酸之眯唑環之獨特性質(例如,生理PH時的離子化 現象,能夠作為質子提供者或接受者,芳香性特徵)據信 導致其作為 Rs之特殊用途。例如,構形的模式建議His 可能參與氫鍵的形成(在/S轉折模式中)或藉由影響R6的 方向參與反向平行结構之第二轉折。同樣地,最近也已考 慮到R6應為Pro K提供R7之最適合的方向。在R7位置 ’ 一厭水性環或一陰離子性羧基端顯然特別有利於目標類 似物對受體的结合;因此,針對本發明的目的,Tyr 及特 -別是Phe為偏好的。 根據本發明的方法,血管張力素III及其特異性類似 物K足Μ增加組織癒合速率的份量施用於創傷。這些化合 物類可Μ於體外或於體内在微毫克的階段明顯地加速癒合 速率。特別是,當本發明之至少一種化合物於每毫升含有 微毫克份量的溶液施用到組織時,可Μ增加在傷口組織中 血管新生作用的速率,且當使用每毫升含有微克级份量之 -1 6- 本紙張尺度適用中國國家標準(CNS ) Α4規格(210X297公釐) (請先閲讀背面之注意事項再填寫本頁) 裝. 訂 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明(r() 溶液時*微血管的增生作用會明顯地增加。 本發明的化合物類可以不同的溶液類施用。用於本發 明的合適溶液類為無菌的,溶有足量的肽,且對創傷組織 無害。在此方面,本發明是非常安定的,但是可以使用強 酸或強鹼進行水解。本發明的化合物類於pH 5 - 8可溶於有 機性溶劑類或水性溶液類。 可以使用任何的施用方式諶活性藥劑於一段時間後進 入組織中。例如,一水性溶液可Μ經由一钞布繃帶或布條 施用到創傷組織,或此種溶液可Κ被調製Κ得到一種時間 合宜的灌注方式(使用,例如,微脂體類,软膏類,微體 類’等)。製備這些含有本發明化合物之配方的方法對本 技藝中普通人士而言是極為顯明的。所使用的活性藥劑之 特定濃度並非是重要的,因為即使本發明化合物僅有微毫 克级份量時*對組織修補也是有效的。 偏好地,所使用含有活性藥劑之基質性或微體性溶液 為每毫升至少30微克。在一·經描述的實施例中表現有利之 一種特定基質性溶液,為一種半-固體聚伸乙基乙二醇聚 和物,其商標名 Hydron b y H y d r 〇 ,由 M e d . Sciences, New Brunswick, N e w J e r s e y製造。另一種偏好的溶液為 一種微體性溶液,其商標名為Pluronics F108,由BASF, Ludwigshafen · Germany製造。在室溫的條件下,使溶液 為一液體,但是當施用到溫暖組織時,該溶液形成一種凝 膠,使得活性藥劑成份在數天的時間内進入創傷組織。其 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) -- 二 I I I n —I - - --1 —ii 11 I- 1— -1-li-I i I - I— J n (請先閱讀背面之注意事項再填寫本X) A7 B7 修正 +衣年月Β f南充 86. 2. 2 7 五、發明説明() 他有利的配方包括羧基甲基纖維製備物類,類結晶製備物 類(例如,鹽水,林格氏(R i n g e r ’ s )乳酸溶液,磷酸鹽 緩衝性鹽水,等等)及傷口包紮(例如,繃帶,等等)。 本發明化合物類的癒合效果可以不同的方式加以供應 。該溶液或許可以在鼹重灼傷,創傷,鬱滞性潰瘍,牙周 變化,割傷及其他的條件下施用至表層創傷組織。另外, 腹腔内創傷組織,如由侵入性手術造成,可以用本發明的 組成物加以處理以加速癒合。例如,在手術去除部份大腸 或其他組織之後,在手術部位縫合前可以活性藥劑之溶液 加以被覆,加速内部微血管灌流及癒合。此外,經由將活 性藥劑以注射或其他方式進行皮下施用可以增加局部癒合 的速率。 本發明藉由附加實施例可以被更佳地瞭解。實施例的 目的僅在於示範説明,且不應被解釋成對本發明附加之申 請專利範圍所定義之範圍有任何意義的限制。 画示簡述 ' 圖1顯示血管張力素ill與僅市載劑之對照組比較可實 頁上加速創傷癒合。如圖所示,分別在3徹克及1 0徹克劑量 測試血管張力素11 I。 圖2顯示施用Am類似物1A, 2至4時,相對於載劑處理 之對照組之傷口癒合之控制反應百分比。 圖3顯示施用A I類似物5至8時,相對於載劑處理之對 照組之傷口癒合之控制反應百分比。 -1 8 ~ 本紙張尺度適用中國國家榇準(CNS ) A4規格(210X297公釐) (請先閱讀背面之注意事項再填寫本頁) 訂 經濟部中央標準局員工消費合作社印製 J11088 修正 本年月- A7 ^ ^ S3. 2. 27 I 87 五、發明説明() 圖4顯示施用AM類似物ΙΑ,ΙΒ,2及3時,肉芽組織形成 之控制反應百分比。 圖5顯示施用A Μ類似物4至7時肉芽組織形成之控制反 應百分比。 實施例1 雄性 s P r a g u e D a w 1 e y大鼠,1 2週大,得自賽門森 實驗室(S i m ο n s e n L a b o r a t ◦ r i e s) , Gilroy, CA。在手 術當天,於手術準備之前,大鼠接受肌肉内ketamine/ rompum麻醉。大鼠括除毛髮並以betadine進行擦洗。在大 鼠背面製造四個 2 X 2 cm之皮虜傷口。在去除皮廉以後, 傷口的大小於一玻璃載片上估計,且藥物以1 0 0微升之 Hydron溶液施用,該溶液包括 10% Hydron, 1%聚伸乙 基乙二醇(HW 400 )及6 0%乙醇。受試物質以隨機的方式 加以施用;血管張力素11 I於3及1 0徹克/創傷時進行 評估。對照組僅用載劑加以處理。 施用這些藥物之後,大鼠被綁縛繃帶且使其由麻醉中 甦醒。於第2 , 5 , 6 , 8及1 0天,皮廉創傷的區域於甲 經濟部中央標準局員工消費合作社印製 (請先聞讀背面之注意事項再填寫本頁) 氣基氟烷(methoxyflurane)(商業化可用的産品名為 Metofane,得自 Pittman— Moore, Mundelein, IL)麻 醉下進行測量。傷口面積之決定偽藉由:(1)於圖紙(1 X 1 mm方格)上追蹤傷口形狀(2)剪下該形狀之紙Η ; (3)稱重該紙Η並與2 X 2 cm剪下紙片的中量比較;且 (4 )計算方格的數目。 -19- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X 297公釐) A7 B7 木年月t 嘯亦.86. 2. 27 五、發明説明() 如圖 1所示,當受試動物以血管張力素III加以處理 時,於3徹克及1 〇徹克劑量時,,傷口的收合相對於對照組 動物基本上有增強現象。該圖示範説明創傷的收合相對於 以載劑處理的對照組而言所增強的百分比。 實施例2 雌性 Sprague Dawley大鼠,12週大,得自賽門森 實驗室(Sinonsen Laboratories) , Gilroy, CA。(同 前說明書所述作手術準備)在大鼠背面製造二個1.5 xl.5 cm之全深皮廉傷口。在去除皮虜以後,傷口的大小於一玻 璃載片上估計,且藥物以 1〇〇撤升之Hydron溶液施用, 該溶液包括10 % Hydron, 1%聚伸乙基乙二醇(MW 400 )及60 %乙醇。受試物質以隨機的方式加以施用;於10 徹克/創傷時進行評估。對照組僅用載劑加以處理。施用 這些藥物之後,大鼠被綁缚繃帶且使其由麻醉中甦醒。於 第2 - 3 , 5 , 7-8, 8及9 - 1 0天,皮虜創傷的區域於甲氣 基氟烷(methoxyflurane)(商業化可用的産品名為 Metofane,得自 Pittman- Moore, Mundelein, IL )麻 (請先閱讀背面之注意事項再填寫本頁) 訂 經濟部中央標準局員工消費合作社印製 物 似 類 對 針 量 測 一了 /i— 進 下 醉 至 2 及 偽 定 決 之 積 面 Π 傷 由 紙 圖 於 片 紙 之 狀 形 該 下 剪 較 比 量 中 的 Η 紙 下 剪 第1’ 在1Α , 物 外似 另類 對 針 及 至 2 及 狀 2 形 X □ 2 傷與 蹤並 追片 上紙 } 該 格重 方稱 且 織 。組 目 芽 : 數肉下 的試如 格测物 方法似 算方類 計似的 } 類用 (4以使 , 被 天 〇 本紙張尺度適用中國國家標準(CNS ) Α4規格(2丨〇><297公楚) 五、發明説明(
類 似 物 1A lie7 -血 管 張 力 素 III 類 似 物 1B Va I4 -血 管 張 力 素 III 類 似 物 2 L y s 1 -血 管 張 力 素 III 類 似 物 3 Ala2 -血 管 張 力 素 III 類 似 物 4 Thr3 -血 管 張 力 素 III 類 似 物 5 Leu4 -血 管 張 力 素 III 類 似 物 6 A r g 5 -血 管 張 力 素 III 類 似 物 7 Ala6 -血 管 張 力 素 III 類 似 物 8 T y r 7 -血 管 張 力 素 III (請先閲讀背面之注意事項再填寫本頁) 如上所命名,這些肽類似物為在上標所示位置有胺基 酸取代之AIII類似物。因此,Tyr7 —血管張力素III為在 AIII位置7有Tyr殘基取代之All I類似物。 如圖2至5所示,相對於對照組傷口,當受試傷口以根 據本説明書中通式I之類似物1至8處理時,傷口癒合實質上 被加速。圖2及3示範相對於一載劑處理對照組之傷口癒合 之控制反應百分比;在各種情形下,施用類似物中一種可加 速手術後傷口癒合。圖4及5示範肉芽組織形成之控制反應 百分比;在各種情形下,施用類似物中一種,與僅施用載 劑比較,可加速肉芽組織之形成。因此,這些類似物明顯 有效促進傷口癒合。 由前面的敘述,一個習於此技藝者可以輕易確認本發 -2 1- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X 297公釐) 訂 經濟部中央樣準局貝工消費合作社印製
A7 B7 五、發明説明() 明的基本特性,且在不偏離本發明的精神及範圍上,可以 改寫本發明成為不同的用途及條件。在型態的改變及相等 例的取代是可以想像的,因為不同的環境可以建議或給予 便利,且雖然在此使用特異性專有名詞,僅打算作為敘述 且不為任何限制的目的。 序列表示 (1) 一般資訊: (i) 申請人:Rodgers, Kathleen E. diZerega, Gere S. (ii) 發明名稱:血管張力素III及其類似物作為組織修補 用途 (iii) 序列數目:3 (iv) 回應地址: (A) 回應者:Robbins, Berliner & Carson (B) 街道:201 North Figueroa street,Fifth Floor (C) 城市:Los Angeles (D) : California (E) 國家:U . S . A · -22- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X 297公釐) (請先閲讀背面之注意事項再填寫本頁) -訂 經濟部中央標準局貝工消費合作社印製 311088
If ιΕ # A7 B7 五、發明説明( 尤86. (F) 郵遞區號:9 0 0 1 2 (V) 電腦可讀型式: (A) 資料媒體種類:軟式磁碟 (B) 電腦:I Β Μ P C相容性 (C) 作業条統:PC-DOS/MS— DOS (D) 軟體:Patantln Release #1. 0,
Version #1. 25 (請先閱讀背面之注意事項再填寫本頁) V". 經濟部中央標準局員工消費合作社印製 (vi) 目前申請資料: (A) 申請號碼: (B) 申請日: (Ο 分類 (v I i i) 專利代理人/代理資料: (A) 代理人名稱:Spitals, John P. (B) 登記號碼:2 9 , 2 1 5 (C) 參考資料/檔案號碼:1920—336 (ix) 電傳資料: (A) 電話: (2 1 3 ) 9 7 7 - 1 0 0 1 (B) 傳真: ( 2 1 3 ) 977-1003 (2) SEQ ID NO: 1 資料 -23- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 訂 ί Α7 t:i Β7 經濟部中央標準局員工消費合作社印製 86. 2. 27 五、發明説明()一" - ~ -vr—. * _ ,一一 ------- (i) 序列特徽: (ή) 長度:8個 胺基酸 (B) 種類:胺基 酸 (D) 拓樸學:線 性 (ii) 分子種類: 肽 (x i) 序列描述 SEQ ID NQ : 1 : Asp A rg Val Tyr I 1 e His P r ο P h e 1 5 (2) SEQ ID NO : 2資料: (i) 序列特徵: (A) 長度:7個 胺基酸 (B) 種類:胺基 酸 (D) 拓樸學:線 性 (ii) 分子種類: 肽 (x i) 序列描述: SEQ ID NO : 2 : -24- (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS ) A4規格(210X 297公釐) 訂 r- 311088 五、發明説明(~ 86. 2,2' Α7 Β7 X a a X a a Tyr X a a His Pro Phe (2) SEQ ID NO : 3資料: (i) 序列待戲: (A) 長度:7個胺基酸 (B) 種類:胺基酸 (D) 拓樸學:線性 (ϋ) 分子種類:肽
Cxi)序列描述:S E Q ID N 0 : 3 :
Arg Val Tyr lie His Pro Phe 1 5 (請先閱讀背面之注意事項再填寫本頁) 訂 經濟部中央標準局員工消費合作社印装 25- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐)
Claims (1)
- 1,一種加速傷口癒合的組成物,其包括一合適的載劑或 稀釋劑及足以加速傷口癒合份量之至少一種通式I的化合物 R 1 - R z — R3 - R4 - R5 — R。一 R7 其中 R 1 係 選自包 含 H, A r g ,L y s, Ala, 0 r n, S e r (Ac) i s a r ,D - A r g及 D - L y s之一群 組; R2係 選 自 包 含 V a 1 ,Ala ,L e u, lie· 'Gly, Pro ,Aib* Acpc 及 Tyr 之一群'組; R3係選自包含 Tyr, Thr > Ser及azaTyr之一群組 > R4係選自包含lie, Ala, Leu - Val及Gly之一群 組; R s 為 H i s 或 A r· g ; R6為Pro或Ala;且 R7係選自包含 Phe, Phe ( BR)及 Tyr之一群組。 2·如申請專利範圍第1項之組成物,其中通式I之化合 物具有下式 經濟部中央標準局員工消費合作社印製 (請先閱讀背面之注意事項再填寫本頁) R1- R2- Tyr- R4- His— Pro— Phe [SEQ ID NO : 2〕 其中 R1 , R2及 R4具有前述的定義。 3 ·如申請專利範圍第1項之組成物,其中通式I之化 合物為 A r g — Val — Tyr 一 lie — His — Pro — Phe -1 - 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 311088申請專利範® [SEQ ID NO : 3]。 4 ·如申請專利範圍第1項之組成物,其中通式I之化 合物Μ基質性或微體性溶液加K疵用。 5 -如申請專利範圍第1項之組成物,其中通式I之化 合物Μ在一合適的載劑或稀釋劑中每毫升至少3 Q微克之濃 度加Μ施用。 6 ·如申請專利範圍第5項之組成物,其中該載劑或 稀釋劑係選自半一固體聚伸乙基乙二醇聚合物,羧基甲基 纖維素製備物類及類结晶製備物類。 7·如申請專利範圍第1項之組成物,其中通式I之化 合物與一創傷包覆物一起施用。 --------!裝----"-------·Λ (請先閱讀背面之注意事項再填寫本頁) 經濟部中央標準局員工消費合作社印製 本紙張尺度逋用中國國家標準(CNS ) Α4規格(210X297公釐)
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US12636893A | 1993-09-24 | 1993-09-24 |
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JP (1) | JPH09502977A (zh) |
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AU (1) | AU706333B2 (zh) |
CA (1) | CA2172493C (zh) |
DE (1) | DE69429450T2 (zh) |
DK (1) | DK0730465T3 (zh) |
ES (1) | ES2168312T3 (zh) |
PT (1) | PT730465E (zh) |
TW (1) | TW311088B (zh) |
WO (1) | WO1995008337A1 (zh) |
ZA (1) | ZA947338B (zh) |
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1994
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- 1994-09-19 ES ES94928150T patent/ES2168312T3/es not_active Expired - Lifetime
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- 1994-09-19 DE DE69429450T patent/DE69429450T2/de not_active Expired - Fee Related
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WO1995008337A1 (en) | 1995-03-30 |
EP0730465A4 (en) | 1997-11-12 |
JPH09502977A (ja) | 1997-03-25 |
AU706333B2 (en) | 1999-06-17 |
AU7730294A (en) | 1995-04-10 |
US5629292A (en) | 1997-05-13 |
DK0730465T3 (da) | 2002-04-08 |
ZA947338B (en) | 1995-05-10 |
DE69429450T2 (de) | 2002-07-25 |
ATE210677T1 (de) | 2001-12-15 |
CA2172493C (en) | 2003-09-16 |
ES2168312T3 (es) | 2002-06-16 |
PT730465E (pt) | 2002-06-28 |
CA2172493A1 (en) | 1995-03-30 |
DE69429450D1 (de) | 2002-01-24 |
EP0730465A1 (en) | 1996-09-11 |
EP0730465B1 (en) | 2001-12-12 |
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