JP7436477B2 - TGF-β受容体融合タンパク質医薬組成物およびその使用 - Google Patents
TGF-β受容体融合タンパク質医薬組成物およびその使用 Download PDFInfo
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Classifications
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- C07K16/28—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
- C07K16/2803—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily
- C07K16/2827—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily against B7 molecules, e.g. CD80, CD86
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- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K2317/00—Immunoglobulins specific features
- C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
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- C07K2317/565—Complementarity determining region [CDR]
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- C07K2317/00—Immunoglobulins specific features
- C07K2317/70—Immunoglobulins specific features characterized by effect upon binding to a cell or to an antigen
- C07K2317/76—Antagonist effect on antigen, e.g. neutralization or inhibition of binding
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- C07K—PEPTIDES
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- C07K2317/90—Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
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- C07K2317/00—Immunoglobulins specific features
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- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K2319/00—Fusion polypeptide
- C07K2319/33—Fusion polypeptide fusions for targeting to specific cell types, e.g. tissue specific targeting, targeting of a bacterial subspecies
Landscapes
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Dermatology (AREA)
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- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Medicinal Preparation (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Description
TGF-β受容体融合タンパク質、および
緩衝液
を含み、
前記緩衝液は、ヒスチジン塩緩衝液、コハク酸緩衝液、リン酸緩衝液およびクエン酸緩衝液からなる群から選択される。
(a)約0.5mg/ml~約100mg/mlの前記TGF-β受容体融合タンパク質、(b)約5mM~約30mMのクエン酸緩衝液、(c)約50mg/ml~約100mg/mlのスクロース、および(d)約0.1mg/ml~約0.8mg/mlのポリソルベート80
を含み、好ましくは前記医薬組成物のpHは約5.0~約7.5であり、より好ましくは約6.0~約6.5である。
0.5mg/ml~100mg/mlのTGF-β受容体融合タンパク質、
5mM~30mMのクエン酸緩衝液、
50mg/ml~100mg/mlのスクロース、および
0.1mg/ml~0.8mg/mlのポリソルベート80
を含む;
好ましくは、前記医薬組成物のpHは5.0~7.5、より好ましくは6.0~6.5である。
(a)約30mg/ml~約70mg/mlのTGF-β受容体融合タンパク質、(b)約5mM~約20mMのクエン酸-クエン酸ナトリウム緩衝液、(c)約60mg/ml~約90mg/mlのスクロース、および(d)約0.4mg/ml~約0.8mg/mlのポリソルベート80を含む;
好ましくは、前記医薬組成物のpHは約6.0~約6.5である。
30mg/ml~70mg/mlのTGF-β受容体融合タンパク質、
5mM~20mMのクエン酸-クエン酸ナトリウム緩衝液、
60mg/ml~90mg/mlのスクロース、および
0.4mg/ml~0.8mg/mlのポリソルベート80
を含む;
前記医薬組成物のpHは約6.0~約6.5である。
(a)約50mg/mlのTGF-β受容体融合タンパク質、(b)約10mMのクエン酸-クエン酸ナトリウム緩衝液、(c)約80mg/mlのスクロース、および(d)約0.4mg/mlのポリソルベート80を含み、前記医薬組成物のpHは好ましくは約6.2である。
50mg/mlのTGF-β受容体融合タンパク質、
10mMのクエン酸-クエン酸ナトリウム緩衝液、
80mg/mlのスクロース、および
0.4mg/mlのポリソルベート80
を含む;
好ましくは、前記医薬組成物のpHは約6.2である。
(式中、
TGF-βRII ECDは、TGF-βRIIの細胞外領域のトランケート型であり、
Abは、PD-L1抗体またはその抗原結合フラグメントであり、
Lは、リンカー配列である。)
配列番号1、配列番号2および配列番号3としてそれぞれ示されるHCDR1、HCDR2およびHCDR3;ならびに
配列番号4、配列番号5および配列番号6としてそれぞれ示されるLCDR1、LCDR2およびLCDR3
を含む。
配列番号1、配列番号10および配列番号3としてそれぞれ示されるHCDR1、HCDR2およびHCDR3;ならびに
配列番号4、配列番号5および配列番号6としてそれぞれ示されるLCDR1、LCDR2およびLCDR3
を含む。
配列番号7として示される重鎖可変領域、および
配列番号8として示される軽鎖可変領域;
を含むか、または
配列番号9として示される重鎖可変領域、および
配列番号11として示される軽鎖可変領域
を含む。
・TGF-βRII ECDに融合した前記PD-L1抗体の重鎖によって形成される融合ペプチドであって、その配列は配列番号23として示されるか、または配列番号23として示される配列に対して少なくとも85%、86%、87%、88%、89%、90%、91%、92%、93%、94%、95%、96%、97%、98%、99%もしくは100%の同一性を有する、融合ペプチドと、
・前記PD-L1抗体の軽鎖であって、その配列は配列番号13として示されるか、または配列番号13として示される配列に対して少なくとも85%、86%、87%、88%、89%、90%、91%、92%、93%、94%、95%、96%、97%、98%、99%もしくは100%の同一性を有する、軽鎖
を含む。
・TGF-βRII ECDに融合した前記PD-L1抗体の重鎖によって形成される融合ペプチドであって、その配列は配列番号24として示されるか、または配列番号24として示される配列に対して少なくとも85%、86%、87%、88%、89%、90%、91%、92%、93%、94%、95%、96%、97%、98%、99%もしくは100%の同一性を有する、融合ペプチドと、
・前記PD-L1抗体の軽鎖であって、その配列は配列番号13として示されるか、または配列番号13として示される配列に対して少なくとも85%、86%、87%、88%、89%、90%、91%、92%、93%、94%、95%、96%、97%、98%、99%もしくは100%の同一性を有する、軽鎖
を含む。
配列番号7、ここでX1はHまたはGから選択され、X2はGまたはFから選択される。
オンラインソフトウェアDNAWorks(v3.2.2)(http://helixweb.nih.gov/dnaworks/)を用いて、組換えに必要な遺伝子フラグメントを含むVH/VK(5’-30bp シグナルペプチド+VH/VK+30bp CH1/CL-3’)の合成用の複数のプライマーを設計した。
TaKaRaのPrimer STAR GXL DNA polymeraseのマニュアルに従って、上記で設計したプライマーを使用して、組換えに必要な遺伝子フラグメントを含むVH/VKを、2ステップPCR増幅によって得た。
配列と制限部位との間の特有の特徴を認識するBsmBIなどのいくつかの特別な制限エンドヌクレアーゼを使用して、(シグナルペプチドおよび定常領域遺伝子(CH1-FC/CL)フラグメントを有する)発現ベクターpHrを設計および構築した。ベクターをBsmBIを使用して消化した後、消化したフラグメントをゲルを用いて抽出し、使用のために保存した。
組換えに必要な遺伝子フラグメントを含むVH/VKと、BsmBIで消化された(シグナルペプチドおよび定常領域遺伝子(CH1-Fc/CL)フラグメントを有する)発現ベクターpHrを、3:1の比率でDH5Hコンピテント細胞に添加し、氷上にて0℃で30分間インキュベートし、42℃で90秒間熱ショックを与え、5倍量のLB培地を添加し、37℃で45分間インキュベートした後、LB-Ampプレート上にプレーティングし、37度で一晩培養した。配列決定のために単一のクローンを拾い上げ、目的のクローンを得た。
a.96ウェルプレートを、1μg/mlの濃度のヒトTGF-β1(8915LC、CST)100μl/ウェルで、4℃で一晩コーティングした。
b.250μlの1×PBSTで3回洗浄し、250μlの5%ミルクPBSを添加して、37℃で2時間ブロッキングした。
c.250μlの1×PBSTで3回洗浄し、PD-L1/TGF-βトラップの勾配希釈液を添加し、TGF-βトラップをポジティブコントロールとして使用し、37℃で1時間インキュベートした。
d.250μlの1×PBSTで3回洗浄した。
e.100μlの抗ヒトFc抗体-HRP(1:4000)を各ウェルに添加し、37℃で40分間インキュベートした。
f.100μlのTMBを各ウェルに添加し、室温で10分間インキュベートし、100μlの1M H2SO4を添加することによって反応を停止させた。
g.450nmでの吸光度をマイクロプレートリーダーで測定し、データをGraphpad Prism 5によって分析した。
a.96ウェルプレートを、5μg/mlの濃度のヒトPD-L1-His(配列番号18)100μl/ウェルで、4℃で一晩コーティングした。
b.250μlの1×PBSTで3回洗浄し、250μlの5%ミルクPBSを添加して、37℃で2時間ブロッキングした。
c.250μlの1×PBSTで3回洗浄し、PD-L1/TGF-βトラップの勾配希釈液とポジティブコントロールとしてのPD-L1抗体を添加し、37℃で1時間インキュベートした。
d.250μlの1×PBSTで3回洗浄した。
e.100μlの抗ヒトFc抗体-HRP(1:4000)を各ウェルに添加し、37℃で40分間インキュベートした。
f.100μlのTMBを各ウェルに添加し、室温で10分間インキュベートし、100μlの1M H2SO4を添加することによって反応を停止させた。
g.450nmでの吸光度をマイクロプレートリーダーで測定し、データをGraphpad Prism 5によって分析した。
(1)ヒトIgG;
(2)PD-L1抗体;
(3)融合タンパク質9;
(4)コントロール1(20T-Fc):ECD(20-136)-Fc;
(5)PD-L1抗体+コントロール1(20T-Fc)。
a.96ウェルプレートを、2μg/mlの濃度のヒトPD-L1-His(100μl/ウェル)で、4℃で一晩コーティングした。
b.250μlの1×PBSTで4回洗浄し、250μlの5%ミルクPBSを添加して、37℃で3時間ブロッキングした。
c.250μlの1×PBSTで4回洗浄し、100μlの勾配希釈血清サンプルを添加し、37℃で1時間インキュベートし、融合タンパク質9をポジティブコントロールとして使用した。
d.250μlの1×PBSTで5回洗浄した。
e.100μl/ウェルのビオチン化抗ヒトTGF-βRII抗体(R&D)を添加し、37℃で1時間インキュベートした。
f.250μlの1×PBSTで5回洗浄した。
g.100μl/ウェルのTMBを添加し、室温で10分間インキュベートし、100μlの1M H2SO4を添加することによって反応を停止させた。
h.450nmでの吸光度をマイクロプレートリーダーで測定し、データをGraphpad Prism 5によって分析した。
(1)ブランクコントロール:PBS;
(2)融合タンパク質9:4.8mpk;
(3)融合タンパク質9:24mpk;
(4)PD-L1抗体:4mpk;
(5)PD-L1抗体:20mpk;
(6)PD-L1抗体4mpk+コントロール1(20T-Fc)2.14mpk;
(7)コントロール1(20T-Fc):2.14mpk。
1)10mMヒスチジン-酢酸、pH5.0;
2)10mMヒスチジン-酢酸、pH6.0;
3)10mMヒスチジン-酢酸、pH6.5;
4)10mMリン酸二水素ナトリウム-リン酸水素二ナトリウム、pH7.0;
5)10mMリン酸二水素ナトリウム-リン酸水素二ナトリウム、pH7.5。
1)10mMコハク酸-コハク酸ナトリウム、pH6.0;
2)10mMクエン酸-クエン酸ナトリウム、pH6.0;
3)10mMクエン酸-クエン酸ナトリウム、pH6.5;
4)10mMリン酸二水素ナトリウム-リン酸水素二ナトリウム、pH6.5;
5)10mMヒスチジン-塩酸塩、pH6.5。
1)10mMクエン酸-クエン酸ナトリウム、80mg/mlスクロース、pH6.2;
2)10mMクエン酸-クエン酸ナトリウム、80mg/ml α,α-トレハロース二水和物、pH6.2。
1)10mMヒスチジン-塩酸塩、0.1mg/mlポリソルベート20、pH6.2;
2)10mMヒスチジン-塩酸塩、0.2mg/mlポリソルベート20、pH6.2;
3)10mMヒスチジン-塩酸塩、0.4mg/mlポリソルベート20、pH6.2;
4)10mMヒスチジン-塩酸塩、0.6mg/mlポリソルベート20、pH6.2;
5)10mMヒスチジン-塩酸塩、0.8mg/mlポリソルベート20、pH6.2;
6)10mMヒスチジン-塩酸塩、0.1mg/mlポリソルベート80、pH6.2;
7)10mMヒスチジン-塩酸塩、0.2mg/mlポリソルベート80、pH6.2;
8)10mMヒスチジン-塩酸塩、0.4mg/mlポリソルベート80、pH6.2;
9)10mMヒスチジン-塩酸塩、0.6mg/mlポリソルベート80、pH6.2;
10)10mMヒスチジン-塩酸塩、0.8mg/mlポリソルベート80、pH6.2。
1)10mMクエン酸-クエン酸ナトリウム、0.4mg/mlポリソルベート80、pH6.2;
2)10mMクエン酸-クエン酸ナトリウム、0.6mg/mlポリソルベート20、pH6.2。
(1)70mg/ml融合タンパク質9、75mg/mlスクロース、0.4mg/mlポリソルベート80、および20mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは6.4である;
(2)80mg/ml融合タンパク質9、85mg/mlスクロース、0.5mg/mlポリソルベート80、および15mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは6.2である;
(3)60mg/ml融合タンパク質9、90mg/mlスクロース、0.6mg/mlポリソルベート80、および5mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは6.2である;
(4)30mg/ml融合タンパク質9、60mg/mlスクロース、0.3mg/mlポリソルベート80、および30mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは6.3である;
(5)90mg/ml融合タンパク質9、95mg/mlスクロース、0.2mg/mlポリソルベート80、および10mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは6.0である;
(6)100mg/ml融合タンパク質9、70mg/mlスクロース、0.1mg/mlポリソルベート80、および25mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは6.5である;
(7)50mg/ml融合タンパク質9、80mg/mlスクロース、0.4mg/mlポリソルベート80、および10mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは7.0である;
(8)50mg/ml融合タンパク質9、80mg/mlスクロース、0.4mg/mlポリソルベート80、および10mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは7.5である;
(9)50mg/ml融合タンパク質9、80mg/mlスクロース、0.4mg/mlポリソルベート80、および10mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは5.0である;
(10)60mg/ml融合タンパク質9、70mg/mlスクロース、0.5mg/mlポリソルベート80、および15mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは5.5である;
(11)40mg/ml融合タンパク質9、80mg/mlスクロース、0.5mg/mlポリソルベート80、および10mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは6.2である;
(12)55mg/ml融合タンパク質9、75mg/mlスクロース、0.3mg/mlポリソルベート80、および5mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは6.0である;
(13)65mg/ml融合タンパク質9、90mg/mlスクロース、0.7mg/mlポリソルベート80、および30mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは7.5である;
(14)70mg/ml融合タンパク質9、75mg/mlスクロース、0.8mg/mlポリソルベート80、および30mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは7.0である;
(15)50mg/ml融合タンパク質9、80mg/mlスクロース、0.8mg/mlポリソルベート80、および10mMクエン酸-クエン酸ナトリウム緩衝液、最終pHは7.0である。
Claims (17)
- TGF-β受容体融合タンパク質、および
緩衝液
を含む医薬組成物であって、
前記TGF-β受容体融合タンパク質は、
PD-L1抗体の重鎖およびTGF-βRII ECDによって形成される融合ペプチドであって、その配列は配列番号23として示されるか、または配列番号23として示される配列に対して少なくとも85%の同一性を有する、融合ペプチドと、
PD-L1抗体の軽鎖であって、その配列は配列番号13として示されるか、または配列番号13として示される配列に対して少なくとも85%の同一性を有する、軽鎖
とを含み、
前記緩衝液はクエン酸-クエン酸ナトリウム緩衝液であり、
前記緩衝液の濃度は約5mM~約20mMであり、前記TGF-β受容体融合タンパク質の濃度は約0.5mg/ml~約100mg/mlであり、前記医薬組成物のpHは約6.0~約6.5であり、
前記医薬組成物はスクロースを更に含み、前記スクロースの濃度は約60mg/ml~約90mg/mlであり、
前記医薬組成物はポリソルベート80を更に含み、前記ポリソルベート80の濃度は約0.4mg/ml~約0.8mg/mlである、医薬組成物。 - 前記緩衝液の濃度は約10mMである、請求項1に記載の医薬組成物。
- 前記TGF-β受容体融合タンパク質の濃度は約30mg/ml~約70mg/mlである、請求項1に記載の医薬組成物。
- 前記TGF-β受容体融合タンパク質の濃度は約50mg/mlである、請求項3に記載の医薬組成物。
- 前記医薬組成物のpHは約6.2である、請求項1に記載の医薬組成物。
- 前記スクロースの濃度は約80mg/mlである、請求項1に記載の医薬組成物。
- 前記ポリソルベート80の濃度は約0.4mg/mlである、請求項1に記載の医薬組成物。
- 約30mg/ml~約70mg/mlの前記TGF-β受容体融合タンパク質、
約5mM~約20mMのクエン酸-クエン酸ナトリウム緩衝液、
約60mg/ml~約90mg/mlのスクロース、および
約0.4mg/ml~約0.8mg/mlのポリソルベート80
を含み、
pHは約6.0~約6.5である、請求項1に記載の医薬組成物。 - 約50mg/mlの前記TGF-β受容体融合タンパク質、
約10mMのクエン酸-クエン酸ナトリウム緩衝液、
約80mg/mlのスクロース、および
約0.4mg/mlのポリソルベート80
を含み、
pHは約6.2である、請求項8に記載の医薬組成物。 - 請求項1~9のいずれか1項に記載の医薬組成物の調製方法であって、前記TGF-β受容体融合タンパク質を前記緩衝液と接触させるステップを含む、調製方法;
前記緩衝液はクエン酸-クエン酸ナトリウム緩衝液であり、
前記緩衝液の濃度は約5mM~約20mMであり、前記緩衝液のpHは約6.0~約6.5である。 - 請求項1~9のいずれか1項に記載の医薬組成物の凍結乾燥形態である、TGF-β受容体融合タンパク質を含む凍結乾燥調製物。
- 再構成されて請求項1~9のいずれか1項に記載の医薬組成物を形成することができる、TGF-β受容体融合タンパク質を含む凍結乾燥調製物。
- 請求項11または12に記載の凍結乾燥調製物の再構成形態である、TGF-β受容体融合タンパク質を含む再構成溶液。
- 1つ以上の容器を含む製造品であって、前記容器は、
請求項1~9のいずれか1項に記載の医薬組成物、または
請求項11もしくは12に記載のTGF-β受容体融合タンパク質を含む凍結乾燥調製物、または
請求項13に記載のTGF-β受容体融合タンパク質を含む再構成溶液
を含む、製造品。 - 医薬品の調製における、以下から選択されるいずれか1つの使用:
請求項1~9のいずれか1項に記載の医薬組成物、または請求項11もしくは12に記載のTGF-β受容体融合タンパク質を含む凍結乾燥調製物、または請求項13に記載のTGF-β受容体融合タンパク質を含む再構成溶液、または請求項14に記載の製造品;
前記医薬品は、腫瘍細胞増殖または腫瘍細胞転移に関連する疾患または障害を処置または抑制するために使用される。 - 前記疾患または障害は腫瘍である、請求項15に記載の使用。
- 前記腫瘍は、頭頸部癌、膠芽腫、神経膠腫、上咽頭癌、甲状腺癌、肺癌、骨髄腫癌、骨髄異形成症候群、神経内分泌癌、リンパ腫、白血病、黒色腫、基底細胞皮膚癌、扁平上皮癌(squamous cell cutaneous carcinoma)、隆起性皮膚線維肉腫、メルケル細胞癌、肉腫、中皮腫、胃癌、肝臓癌、膵臓癌、腎臓癌、膀胱癌、結腸直腸癌、乳癌、子宮内膜癌、子宮癌、子宮頸癌、卵巣癌、前立腺癌および精巣癌からなる群から選択され、前記肺癌は、小細胞肺癌および非小細胞肺癌からなる群から選択される、請求項16に記載の使用。
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US20230365653A1 (en) * | 2020-07-24 | 2023-11-16 | Mabwell (shanghai) Bioscience Co., Ltd. | Tgf-beta rii mutant and fusion protein thereof |
TW202214287A (zh) * | 2020-08-24 | 2022-04-16 | 大陸商江蘇恒瑞醫藥股份有限公司 | TGF-β受體的融合蛋白與多靶點酪胺酸激酶抑制劑聯合在製備治療腫瘤藥物中的用途 |
CN115884989A (zh) * | 2020-08-31 | 2023-03-31 | 杭州九源基因工程有限公司 | 靶向PD-L1和TGFβ的双功能融合蛋白及其制备方法与应用 |
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CN115322259A (zh) * | 2021-05-11 | 2022-11-11 | 正大天晴药业集团南京顺欣制药有限公司 | 针对PD-1和TGF-β的双功能蛋白 |
CN113289029B (zh) * | 2021-05-20 | 2023-09-05 | 上海赛金生物医药有限公司 | 一种单克隆抗体-细胞因子融合蛋白制剂 |
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