TWI528969B - 胺基酸序列用於製備抑制ptx3治療鼻咽癌之醫藥組合物之用途 - Google Patents
胺基酸序列用於製備抑制ptx3治療鼻咽癌之醫藥組合物之用途 Download PDFInfo
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- nasopharyngeal carcinoma
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Description
本發明係有關於一種胺基酸序列用於製備抑制PTX3治療鼻咽癌之醫藥組合物之用途,尤其是指一用以抑制PTX3對鼻咽癌細胞的移動與侵犯之促進、血管新生之促進與巨噬作用之抑制;藉此,可用於鼻咽癌治療。
文獻指出急性發炎反應增加正常細胞癌化的機率,且增加癌細胞移動與侵犯現象之發生率。腫瘤相關巨噬細胞(tumor-associated macrophage,TAM)為腫瘤基質中最豐富的免疫細胞,涉及腫瘤之形成(腫瘤相關巨噬細胞作用包括促進腫瘤細胞增生、血管生成、增加腫瘤基質轉換(matrix turnover)與抑制適應性免疫反應)。臨床上顯示,巨噬細胞浸潤程度越高則癌症預後狀況越不佳。
PTX3是一長的穿透素蛋白(penetraxin),其詳細作用機制尚待研究。在成骨細胞中,前列腺素E2(prosta glandin E2,PGE2)可藉由活化蛋白質激酶A(protein kinase A)而增加這種CEBPD轉錄因子(CCAAT/Enhancer binding protein delta,CEBPD)由細胞質移動至核內之現象,以增加類胰島素樣生長因子(Insulin-like Growth Factor,IGF-1)表現。CEBPD在發炎反應中大量表現,顯示其與其下游之標靶蛋白在發炎反應中扮演重要角色。而在星狀細胞中,CEBPD可活化P
TX3蛋白質,進而抑制巨噬細胞對受損細胞之巨噬作用,此現象與阿茲海默症發生相關。故先前文獻將PTX3相關調控機制與CEBPD之角色相連結。鼻咽癌細胞為上皮腫瘤細胞,其受豐富的浸潤的免疫細胞所圍繞,在腫瘤生成時鼻咽癌細胞可藉由改變宿主的基質和/或免疫細胞特性而於免疫監視逃脫。
發明人將PTX3、腫瘤相關巨噬細胞和鼻咽癌相連結以進行研究。在發明人的研究中顯示PTX3蛋白具有促進鼻咽癌細胞的移動與血管新生以及抑制巨噬作用之能力,PTX3抗體及原核細胞的PTX3重組蛋白具有抑制上述之促癌現象。針對此一新穎發現並考量使用之方便性,發明人意欲發展一胺基酸序列以用於鼻咽癌之治療。
今,現今發現一種胺基酸序列用於製備抑制PTX3治療鼻咽癌之醫藥組合物之用途,可藉由抑制PTX3對鼻咽癌細胞的移動與侵犯之促進、血管新生之促進與巨噬作用之抑制,用以治療鼻咽癌。
為了達到上述實施目的,本發明人乃研擬如下一種抑制PTX3治療鼻咽癌之胺基酸序列,一種抑制PTX3治療鼻咽癌之胺基酸序列,其胺基酸序列可例如為具有與SEQ ID NO:1至少95.5%之序列同一性,用以抑制PTX3對鼻咽癌細胞的移動與侵犯之促進、血管新生之促進與巨噬作用之抑制。
在本發明的一實施例中,其中該胺基酸序列可例如為SEQ ID NO:1。
在本發明的一實施例中,提出一種用於在哺乳動物中治療鼻咽癌之醫藥組合物,其包含上述實施例之胺基酸序列,以及一或多種醫藥學上可接受之載劑;其中該載劑可例如為賦形劑、稀釋劑、增稠劑、填充劑、結合劑、崩解劑、潤滑劑、油脂或非油脂的基劑、介面活性劑、懸浮劑、膠凝劑、輔助劑、防腐劑、抗氧化劑、穩定劑、著色劑或香料其中之一或兩者以上之混合;該醫藥組合物可用於製造治療鼻咽癌之藥劑;該醫藥組合物,其中該哺乳動物之使用者可為一人類病患;且該醫藥組合物可例如以口服、注射、塗抹或貼片其中一方式投予至該人類病患體內。
在本發明的一實施例中,提出一種核苷酸序列,其可例如為轉譯成一具有如SEQ ID NO:1所示之胺基酸序列。
藉此,該胺基酸序列可藉由抑制PTX3對鼻咽癌細胞的移動與侵犯之促進、血管新生之促進與巨噬作用之抑制,以作為治療鼻咽癌之用途。
第一圖:哺乳類動物來源之euPTX3對巨噬作用能力之影響分析
第二圖:哺乳類動物來源之PTX3/Ptx3對巨噬作用能力之影響分析
第三圖:PTX3對鼻咽癌細胞移動與侵犯能力之影響
第四圖:哺乳類動物來源之euPTX3對血管新生能力之影響
第五圖:PTX3對血管新生能力之影響分析
第六圖:區別原核生物(大腸桿菌)來源PTX3中涉及移動、侵犯與血管新生能力影響之功能性區域
承前所述,本發明提供一種胺基酸序列用於製備抑制PTX3治療鼻咽癌之醫藥組合物之用途,其係用以抑制PTX3對鼻咽癌細胞的移動與侵犯之促進、血管新生之促進與巨噬作用之抑制,以達到治療鼻咽癌之效果。
本文此處所稱之「一種抑制PTX3治療鼻咽癌之胺基酸序列」可為具有至少95.5%之序列同一性,用以抑制PTX3對鼻咽癌細胞的移動與侵犯之促進、血管新生之促進與巨噬作用之抑制的胺基酸序列;可為SEQ ID NO:1胺基酸序列。
本文此處所稱之「一種用於在哺乳動物中治療鼻咽癌之醫藥組合物」係一種用於在哺乳動物中治療鼻咽癌之醫藥組合物,其可包含治療上有效量之上述胺基酸序列,以及一或多種醫藥學上可接受之載劑;上述載劑可為賦形劑、稀釋劑、增稠劑、填充劑、結合劑、崩解劑、
潤滑劑、油脂或非油脂的基劑、介面活性劑、懸浮劑、膠凝劑、輔助劑、防腐劑、抗氧化劑、穩定劑、著色劑或香料其中之一或兩者以上之混合;上述醫藥組合物可用於製造治療鼻咽癌之藥劑;且上述該哺乳動物可為一人類病患;此外,上述醫藥組合物可以口服、注射、塗抹或貼片其中一方式投予至該人類病患體內。
本文此處所稱之「一種核苷酸序列」可為一種核苷酸序列,其可轉譯成一具有如SEQ ID NO:1所示之胺基酸序列。
以下利用數個實例以說明本發明之功效。實例中利用人類單核球細胞(THP-1 cells)與人類單核球巨噬細胞具有許多相同性質之特性,以於體外(in vitro)方式研究相關免疫反應。經12-豆蔻酸-13-乙酸佛波醇(phorbol 12-myristate 13-acetate,PMA)活化處理之人類單核球細胞THP-1與使用巨噬細胞集落刺激因子(macrophage colony-stimulating factor,M-CSF)處理之老鼠的原代巨噬細胞具有腫瘤相關巨噬細胞之特徵。PTX3胺基酸序列在小鼠與人類中具有高度保留性。然其並非用以限定本發明,本發明技術領域中具有通常知識者,在不脫離本發明之精神和範圍內,當可作各種之更動與潤飾。
實例一:細胞培養和處理
人類單核球細胞THP-1、人類鼻咽癌細胞株TW01和HONE-1生長於添加10%胎牛血清、100μg/ml鏈黴素和100units/ml盤尼西林的RPMI-1640培養基內(購自Hyclone)。Lewis肺癌細胞株LLC1以添加10%胎牛血清、100μg/ml鏈黴素和100units/ml盤尼西林的DMEM培養基維持之。老鼠的骨髓單核球細胞取自老鼠的股骨和脛骨,為進行老鼠巨噬細胞分化,將老鼠的骨髓單核球細胞生長於添加10%胎牛血清和25ng/ml的巨噬細胞集落刺激因子(購自R&D system Inc.)的RPMI-1640培養基內。老鼠的骨髓單核球細胞生長於含有巨噬細胞集落刺激因子的培養基內且允許其貼附。之後將貼附之骨
髓衍生的巨噬細胞再度種植於添加10%胎牛血清的RPMI-1640培養基內。本實驗中每一次處理PGE2之劑量為15ng/ml。
實例二:哺乳類動物來源之euPTX3對巨噬作用能力之影響分析
依據廠商之說明書,將人類鼻咽癌細胞株HONE-1或TW01以PKH-26染色(PKH-26之螢光為紅色)。5×104細胞數的PKH-26染色鼻咽癌細胞之後以300和600ng/ml之euPTX3處理(euPTX3純化自小鼠骨髓瘤細胞,購自R&D system Inc.),在移除PTX3蛋白質後,將實驗組之細胞與經12-豆蔻酸-13-乙酸佛波醇活化處理之PKH-67染色之人類單核球細胞THP-1共培養3小時(人類單核球細胞THP-1經12-豆蔻酸-13-乙酸佛波醇活化處理可分化形成巨噬細胞),以流式細胞儀加以分析與收集螢光訊號。巨噬作用能力(phagocytosis(%))以同時含有綠色與紅色雙色螢光之細胞佔具有異硫氰酸螢光素(fluorescein isothiocyanate,FITC)螢光之細胞中百分比作為表示。結果如第一圖顯示,哺乳類動物來源之euPTX3具有減弱巨噬細胞對鼻咽癌細胞細胞株HONE-1與TW01巨噬作用能力,且該減弱能力與哺乳類動物來源之euPTX3濃度呈現正相關。
實例三:哺乳類動物來源之PTX3/Ptx3對巨噬作用能力之影響分析
實驗首先先收集1×106細胞數之穩定的人類單核球細胞THP-1(穩定轉染pCDNA3/HA表現載體)或1×106細胞數之穩定表現CEBPD之人類單核球細胞THP-1(CEBPD-expressing THP-1 cells)(穩定轉染pCDNA3/HA-CEBPD載體)之條件培養基,以人類PTX3酵素連結免疫吸附法(enzyme-linked immunosorbent assay(ELISA))偵測套組分析條件培養基內PTX3蛋白質濃度。如第二圖(A)所示,CEBPD表現造成人類單核球細胞THP-
1的條件培養基內含之PTX3蛋白質濃度增加。接者,在以1ug/ml之控制組抗體(control antibody)或PTX3抗體中和條件培養基內之PTX3反應時間為4小時後,將5×104細胞數的以PKH-26染色之鼻咽癌細胞株HONE-1或TW01分別與經12-豆蔻酸-13-乙酸佛波醇活化處理之PKH-67染色之人類單核球細胞THP-1於上述抗體中和條件培養基內共培養3小時,並分析巨噬作用能力(phagocytosis(%))。巨噬作用能力以同時含有綠色與紅色雙色螢光之細胞佔具有異硫氰酸螢光素螢光之細胞中百分比作為表示。如第二圖(B)所示,藉由PTX3抗體(ab90807,購自Abcam)可抑制CEBPD所造成PTX3含量之上升對活化之巨噬細胞對鼻咽癌細胞巨噬作用能力之抑制程度。再者,由C57BL/6老鼠的股骨和脛骨取得骨髓單核球細胞且生長於添加10%胎牛血清和25ng/ml巨噬細胞集落刺激因子(購自R&D system Inc.)的RPMI-1640培養基內。之後將貼附之骨髓衍生的巨噬細胞再度種植於添加10%胎牛血清的RPMI-1640培養基內,並於有或無處理15ng/ml之PGE2(購自Sigma)的狀況下培養6小時。之後以新鮮之RPMI-1640培養基替換並繼續培養24小時,收集條件培養基並以Ptx3酵素連結免疫吸附法偵測套組分析條件培養基內Ptx3蛋白質濃度。如第二圖(C)所示,於Cebpd-/-老鼠骨髓衍生的巨噬細胞狀態培養基內Ptx3含量不受PGE2處理之影響,而PGE2處理造成Cebpd+/+老鼠骨髓衍生的巨噬細胞狀態培養基內Ptx3含量上升,PGE2所造成之條件培養基內Ptx3量增加是透過CEBPD。最後,5×104細胞數的Lewis肺癌細胞株LLC1或小鼠乳腺癌細胞株4T1(以PKH-26染色標定)與PKH-67染色之活化的老鼠巨噬細胞(以PKH-67染色)於圖示中標示的細胞培養基種類內共培養3小時,分析巨噬作用能力。巨噬作用能力以同時含有綠色與紅色雙色螢光之細胞佔具有異硫氰酸螢光素螢光之細胞中百分比作為表示。如第二圖(D)所示,利用PGE2處理增加Cebpd+/+老鼠骨髓衍生的巨噬細胞之狀態培養基內的Ptx3含
量,其可減弱活化之巨噬細胞對Lewis肺癌細胞株LLC1或小鼠乳腺癌細胞株4T1巨噬作用之能力。總結第二圖之結果顯示,哺乳類動物來源之PTX3/Ptx3蛋白質具有減弱巨噬細胞對鼻咽癌細胞巨噬作用能力。
實例四:PTX3對鼻咽癌細胞移動與侵犯能力之影響分析
將3×104細胞數之鼻咽癌細胞株HONE-1接種於博登細胞移行器(Boyden chamber)的上層,而上和下層之間以聚對苯二甲酸乙二酯薄膜(polyethelene terephthalate membrane)分隔,細胞培養三小時。將上層使用之一般的細胞培養基替換成不含血清之細胞培養基,且第三圖(A)中標示之euPTX3(純化自小鼠骨髓瘤細胞,購自R&D system Inc.)或pPTX3(由大腸桿菌純化之重組蛋白質,購自Abcam)與不含血清之細胞培養基一起加入下層。在培養24小時後,位於下層之移動的細胞可藉由4’,6-二脒基-2-苯基吲哚(4’,6-diamidino-2-phenylindole,DAPI)(購自Invitrogen)染色加以偵測之。細胞移動之能力(Migrated cell number)利用相對於控制組之螢光數值百分比加以計算。結果如第三圖(A)所示,隨哺乳類動物來源之euPTX3濃度增加造成鼻咽癌細胞株HONE-1移動能力上升,而隨原核生物(大腸桿菌)來源pPTX3濃度增加可抑制哺乳類動物來源之euPTX3所造成之鼻咽癌細胞株HONE-1移動。此結果顯示,原核生物(大腸桿菌)來源pPTX3可抑制哺乳類動物來源之euPTX3所引起之鼻咽癌細胞移動。將3×104細胞數之鼻咽癌細胞株HONE-1接種於博登細胞移行器的上層,而上和下層之間以聚對苯二甲酸乙二酯薄膜分隔,細胞培養三小時。將上層使用之一般的細胞培養基替換成不含血清之細胞培養基,如第三圖(B)所標示地將有無結合PTX3抗體之euPTX3加入下層之不含血清之細胞培養基。在培養24小時後,位於下層之移動的細胞可藉由4’,6-二脒基-2-苯基吲哚染色加以偵測之。細胞移動之能力利用相對於控制組之螢光數值百分比加以計算。結果
如第三圖(B)所示,PTX3抗體(ab90807,購自Abcam)可抑制哺乳類動物來源之euPTX3所引起之癌細胞移動。將3×104細胞數之鼻咽癌細胞株HONE-1接種於博登細胞移行器的上層,而上和下層之間以基底膜基質塗覆之聚對苯二甲酸乙二酯薄膜(matrigel(購自BD Bioscience)-coated polyethelene terephthalate membrane)分隔,細胞培養三小時。將上層使用之一般的細胞培養基替換成不含血清之細胞培養基,且如第三圖(C)中標示之euPTX3或pPTX3與不含血清之細胞培養基一起加入下層。在培養24小時後,位於下層之移動的細胞可藉由4’,6-二脒基-2-苯基吲哚(購自Invitrogen)染色加以偵測之。細胞侵犯之能力(Invasive cell number)利用相對於控制組之螢光數值百分比加以計算。結果如第三圖(C)所示,原核生物(大腸桿菌)來源pPTX3可抑制哺乳類動物來源之euPTX3所引起之癌細胞侵犯。將3×104細胞數之鼻咽癌細胞株HONE-1接種於博登細胞移行器的上層,而上和下層之間以基底膜基質塗覆之聚對苯二甲酸乙二酯薄膜分隔,細胞培養三小時。將上層使用之一般的細胞培養基替換成不含血清之細胞培養基,如第三圖(D)中所標示地將有無結合PTX3抗體之euPTX3加入下層之不含血清之細胞培養基。在培養24小時後,位於下層之具侵犯能力的細胞可藉由4’,6-二脒基-2-苯基吲哚染色加以偵測之。細胞侵犯之能力利用相對於控制組之螢光數值百分比加以計算。結果如第三圖(D)所示,PTX3抗體可抑制哺乳類動物來源之euPTX3所引起之癌細胞侵犯。總和第三圖之結果顯示,原核生物(大腸桿菌)來源pPTX3蛋白質可抑制哺乳類動物來源之euPTX3所引起之鼻咽癌細胞移動與侵犯能力之上升。
實例五:哺乳類動物來源之euPTX3對血管新生能力之影響分析
2×104細胞數之人類臍静脈內皮細胞(Human Umbilical Vein Endothelial Cells,H
UVEC)生長於預先塗覆基底膜基質之細胞培養盤皿(pre-coated matrigel plate)中,使用之培養基為含有如第四圖所示量之euPTX3的不含血清之ECM細胞培養基(購自ScienCell)。培養12小時後,以4%的多聚甲醛固定實驗用的細胞以進行血管生成形態(tube-formation morphology)之觀察。利用計算整個視野下內皮細胞網絡分岔之間交叉的數量(Relative network numbers)以量化血管狀的結構形成之程度。每一項實驗條件至少重複三次。結果如第四圖所示,哺乳類動物來源之euPTX3可促進血管新生。
實例六:PTX3對血管新生能力之影響分析
2×104細胞數之HUVEC細胞生長於預先塗覆基底膜基質之細胞培養盤皿中,使用之培養基為含有如第五圖(A)所示量之euPTX3或pPTX3的不含血清之ECM細胞培養基(購自ScienCell)。培養12小時後,以4%的多聚甲醛固定實驗用的細胞以進行血管生成形態之觀察。利用計算整個視野下內皮細胞網絡分岔之間交叉的數量(Number of intersection nodes)以量化血管狀的結構形成之程度。結果如第五圖(A)所示,原核生物(大腸桿菌)來源pPTX3可抑制哺乳類動物來源之euPTX3所引起之HUVEC細胞血管生成。2×104細胞數之HUVEC細胞生長於預先塗覆基底膜基質之細胞培養盤皿中,使用之培養基為含有如第五圖(B)所示量之有無結合PTX3抗體之euPTX3的不含血清之ECM細胞培養基(購自ScienCell)。培養12小時後,以4%的多聚甲醛固定實驗用的細胞以進行血管生成形態之觀察。利用計算整個視野下內皮細胞網絡分岔之間交叉的數量以量化血管狀的結構形成之程度。結果如第五圖(B)所示,PTX3抗體(ab90807,購自Abcam)可抑制哺乳類動物來源之euPTX3所引起之HUVEC細胞血管生成。
實例七:區別原核生物(大腸桿菌)來源PTX3中涉及移動、侵犯與血管新生能力影響之功能性區域
上述實例推測原核生物(大腸桿菌)來源與哺乳類動物來源
之PTX3具有相反的功能,但詳細機制尚不清楚(機制可能涉及競爭結合或是醣化作用)。結果顯示哺乳類動物來源之PTX3可促進鼻咽癌細胞的移動與侵犯、血管新生與抑制巨噬作用。然而,原核生物(大腸桿菌)來源可抑制哺乳類動物來源之PTX3之作用。承接上述實例進一步區別原核生物(大腸桿菌)來源PTX3中涉及移動、侵犯與血管新生能力影響之功能性區域。將3×104細胞數之鼻咽癌細胞株HONE-1接種於博登細胞移行器的上層,而上和下層之間以聚對苯二甲酸乙二酯薄膜分隔,細胞培養三小時。將上層使用之一般的細胞培養基替換成不含血清之細胞培養基,且如第六圖(A)中標示之pPTX3(為胺基酸序列18-381,標示為PTX3/FL,濃度225nM,購自Abcam)、pPTX3氮端區域(為胺基酸序列19-182,標示為pPTX3/N,係由實驗室製備)或pPTX3羧酸端區域(為胺基酸序列180-381,標示為pPTX3/C,係由實驗室製備)(上述三者均為由大腸桿菌純化而來)與不含血清之細胞培養基一起加入下層。在培養24小時後,位於下層之移動的細胞可藉由4’,6-二脒基-2-苯基吲哚(購自Invitrogen)染色加以偵測之。細胞移動之能力(Migrated cell number)利用相對於控制組之螢光數值百分比加以計算。結果如第六圖(A)所示,PTX3/FL和PTX3/C而非PTX3/N可顯著地抑制鼻咽癌細胞株HONE-1移動能力。將3×104細胞數之鼻咽癌細胞株HONE-1接種於博登細胞移行器的上層,而上和下層之間以基底膜基質塗覆之聚對苯二甲酸乙二酯薄膜分隔,細胞培養三小時。將上層使用之一般的細胞培養基替換成不含血清之細胞培養基,且如第六圖(B)中標示之pPTX3(為胺基酸序列18-381,標示為PTX3/FL,濃度225nM,購自Abcam)、pPTX3氮端區域(為胺基酸序列19-182,標示為pPTX3/N,係由實驗室製備)或pPTX3羧酸端區域(為胺基酸序列180-381,標示為pPTX3/C,係由實驗室製備)(上述三者均為由大腸桿菌純化而來)與不含血清之細胞培養基一起加入下層。在培養24小時後,位於下層之移動的細胞可藉由4’,6-二脒基-2-苯基吲哚(購自I
nvitrogen)染色加以偵測之。細胞侵犯之能力(Invasive cell number)利用相對於控制組之螢光數值百分比加以計算。結果如第六圖(B)所示,PTX3/FL和PTX3/C而非PTX3/N可顯著地抑制鼻咽癌細胞株HONE-1侵犯能力。2×104細胞數之HUVEC細胞生長於預先塗覆基底膜基質之細胞培養盤皿中,使用之培養基為含有如第六圖(C)所示量之pPTX3(為胺基酸序列18-381,標示為PTX3(FL),濃度225nM,購自Abcam)、pPTX3氮端區域(為胺基酸序列19-182,標示為pPTX3/N,係由實驗室製備)或pPTX3羧酸端區域(為胺基酸序列180-381,標示為pPTX3/C,係由實驗室製備)(上述三者均為由大腸桿菌純化而來)的不含血清之ECM細胞培養基(購自ScienCell)。培養12小時後,以4%的多聚甲醛固定實驗之細胞以進行血管生成形態之觀察。利用計算整個視野下內皮細胞網絡分岔之間交叉的數量(Number of intersection nodes)以量化血管狀的結構形成之程度。結果如第六圖(C)所示,PTX3/FL和PTX3/C而非PTX3/N可顯著地抑制HUVEC細胞血管生成。
此原核生物(大腸桿菌)來源pPTX3即為專利申請範圍之SEQ ID NO:1對鼻咽癌細胞株HONE-1移動能力、鼻咽癌細胞株HONE-1侵犯能力和HUVEC細胞血管生成之抑制可作為本發明之具體實施例,進一步應用於鼻咽癌之治療用途,其胺基酸序列與核甘酸序列分別列於序列表。
由上述之實施說明可知,本發明與現有技術相較之下,本發明具有以下優點:
1.本發明可藉由抑制PTX3對鼻咽癌細胞的移動與侵犯之促進、血管新生之促進與巨噬作用之抑制,進而治療鼻咽癌。
2.本發明可藉由製備重組蛋白之方式大量表現與純化之,以利於產業之應用。
綜上所述,本發明之一種胺基酸序列用於製備抑制PTX3治療鼻咽癌之醫藥組合物之用途,的確能藉由上述所揭露之實施例,達到所預期之使用功效,且本發明亦未曾公開於申請前,誠已完全符合專利法之規定與要求。爰依法提出發明專利之申請,懇請惠予審查,並賜准專利,則實感德便。
惟,上述所揭之圖示及說明,僅為本發明之較佳實施例,非為限定本發明之保護範圍;大凡熟悉該項技藝之人士,其所依本發明之特徵範疇,所作之其它等效變化或修飾,皆應視為不脫離本發明之設計範疇。
<110> 國立成功大學
<120> 一種胺基酸序列用於製備抑制PTX3治療鼻咽癌之醫藥組合物之用途
<160> 2
<170> PatentIn Version 3.5
<210> 1
<211> 381
<212> amino acid
<213> 重組蛋白
<400> 1
<210> 2
<211> 1146
<212> mRNA
<213> 重組蛋白
<400> 2
Claims (8)
- 一種胺基酸序列用於製備抑制PTX3治療鼻咽癌之醫藥組合物之用途,其係施予該胺基酸序列一有效劑量以抑制PTX3對鼻咽癌細胞的移動與侵犯之促進、血管新生之促進與巨噬作用之抑制,達到治療哺乳動物之鼻咽癌;其中該胺基酸序列具有與SEQ ID NO:1至少95.5%之序列同一性,且係為原核生物來源之重組蛋白。
- 依據申請專利範圍第1項所述之用途,其中該胺基酸序列係為SEQ ID NO:1。
- 依據申請專利範圍第1項所述之用途,其中該醫藥組合物包含治療上有效量之胺基酸序列,以及一或多種醫藥學上可接受之載劑。
- 依據申請專利範圍第3項所述之用途,其中該載劑包含賦形劑、稀釋劑、增稠劑、填充劑、結合劑、崩解劑、潤滑劑、油脂或非油脂的基劑、介面活性劑、懸浮劑、膠凝劑、輔助劑、防腐劑、抗氧化劑、穩定劑、著色劑或香料其中之一或兩者以上之混合。
- 依據申請專利範圍第3項所述之用途,其中該醫藥組合物係用於製造治療鼻咽癌之藥劑。
- 依據申請專利範圍第1項所述之用途,其中該哺乳動 物係一人類病患。
- 依據申請專利範圍第6項所述之用途,其中該醫藥組合物係以口服、注射、塗抹或貼片其中一方式投予至該人類病患體內。
- 依據申請專利範圍第1項所述之用途,其中該原核生物係大腸桿菌。
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| TW102120429A TWI528969B (zh) | 2013-06-07 | 2013-06-07 | 胺基酸序列用於製備抑制ptx3治療鼻咽癌之醫藥組合物之用途 |
| US14/043,914 US20140364374A1 (en) | 2013-06-07 | 2013-10-02 | Amino acid sequence for inhibiting ptx3 to treat nasopharyngeal carcinoma |
| CN201310535567.4A CN104231064B (zh) | 2013-06-07 | 2013-11-01 | 抑制ptx3治疗鼻咽癌的氨基酸序列 |
| US14/505,661 US9610325B2 (en) | 2013-06-07 | 2014-10-03 | Method for inhibiting euPTX3 to treat nasopharyngeal carcinoma by amino acid sequence |
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| TWI741216B (zh) * | 2017-09-19 | 2021-10-01 | 臻崴生物科技有限公司 | 專一性抑制或減緩ptx3與ptx3受體結合之單株抗體或其抗原結合片段及其用途 |
| TWI754171B (zh) * | 2018-09-14 | 2022-02-01 | 臻崴生物科技有限公司 | 含單株抗體或其抗原結合片段之醫藥組成物及其用途 |
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| IT1298487B1 (it) | 1997-12-19 | 2000-01-10 | Sigma Tau Ind Farmaceuti | Composizioni farmaceutiche comprendenti pentraxina lunga ptx3 per la terapia di patologie di tipo infettivo, infiammatorio o tumorale, |
| ITRM20020191A1 (it) | 2002-04-08 | 2003-10-08 | Sigma Tau Ind Farmaceuti | Uso della pentraxina lunga ptx3 per la preparazione di un medicamentoper il trattamento di patologie tumorali associate ad una alterata att |
| ITMI20040858A1 (it) * | 2004-04-29 | 2004-07-29 | Farma Dev S R L | Anticorpi monoclonali ibridomi metodo migliorato per determinare la proteina ptx3 e kit per detta determinazione |
| US8187639B2 (en) * | 2005-09-27 | 2012-05-29 | Tissue Tech, Inc. | Amniotic membrane preparations and purified compositions and anti-angiogenesis treatment |
| EP2459721B1 (en) * | 2009-07-29 | 2013-09-18 | SIGMA-TAU Industrie Farmaceutiche Riunite S.p.A. | Improved human long pentraxin 3 expression system and uses thereof |
| TWI531375B (zh) * | 2015-05-29 | 2016-05-01 | 國立成功大學 | 抑制癌細胞活性之短肽治療劑及含此之醫藥組成物 |
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| US9610325B2 (en) | 2017-04-04 |
| CN104231064B (zh) | 2017-04-05 |
| US20150025018A1 (en) | 2015-01-22 |
| CN104231064A (zh) | 2014-12-24 |
| TW201446260A (zh) | 2014-12-16 |
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