JP7010491B2 - ヒト化抗rage抗体 - Google Patents
ヒト化抗rage抗体 Download PDFInfo
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- JP7010491B2 JP7010491B2 JP2018554475A JP2018554475A JP7010491B2 JP 7010491 B2 JP7010491 B2 JP 7010491B2 JP 2018554475 A JP2018554475 A JP 2018554475A JP 2018554475 A JP2018554475 A JP 2018554475A JP 7010491 B2 JP7010491 B2 JP 7010491B2
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Description
(a)そのような抗体の重鎖を構成する連続アミノ酸であって、配列を配列番号7に示した連続アミノ酸と、
(b)そのような抗体の軽鎖を構成する連続アミノ酸であって、配列を配列番号8に示した連続アミノ酸と、
を含むか、或いは、ヒトRAGEに結合する、そのような抗体の断片を含むヒト化抗ヒトRAGE抗体を提供する。
(a)そのような抗体の重鎖を構成する連続アミノ酸であって、配列を配列番号7に示した連続アミノ酸と、
(b)そのような抗体の軽鎖を構成する連続アミノ酸であって、配列を配列番号8に示した連続アミノ酸と、
を含むか、或いは、ヒトRAGEに結合する、そのような抗体の断片を含むヒト化抗ヒトRAGE抗体を提供する。
その他の刊行物または参考文献および実験の詳細への参照
[実施例]
実験の詳細
例1
抗RAGE抗体の分子クローニングおよびクローニングされた抗体のヒト化
1.凍結ハイブリドーマ細胞からの、抗RAGEの軽鎖および重鎖の可変領域のクローニング
a.抗体可変領域のクローニング
b.クローニングされた可変領域の配列解析
ATGAAAGTGTTGAGTCTGTTGTACCTGTTGACAGCCATTCCTGGTATCCTGTCTGATGTACAGCTTCAGGAGTCAGGACCTGGCCTCGTGAAACCTTCTCAGTCTCTGTCTCTCAACTGCTCTGTCACTGGCTCCTCCATCACCAGTGGTTATTACTGGAACTGGATCCGGCAGTTTCCAGGAAACAAACTGGAATGGATGGGCGACATAAGCTACGATGGTAGCAATAACTACAACCCATCTCTCAAAAATCGAATCTCCATCACTCGTGACACATCTAAGAACCAGGTTTTCATGAAGTTGAATTCTGTGACTACTGAGGACACAGCCATATATAAATGTGTAAGAGAAGACAGGTCGGGCTACCCCCCGTTTGCTAACTGGGGCCAAGGGACTCTGGTCACTGTCTCTGCA
MKVLSLLYLLTAIPGILSDVQLQESGPGLVKPSQSLSLNCSVTGSSITSGYYWNWIRQFPGNKLEWMGDISYDGSNNYNPSLKNRISITRDTSKNQVFMKLNSVTTEDTAIYKCVREDRSGYPPFANWGQGTLVTVSA
ATGATGTCCTCTGCTCAGTTCCTTGGTCTCCTGTTGCTCTGTTTTCAAGGTACCAGATGTGATGTCCAGATGACACAGACTACATCCTCTTTGTCTGCCTCTCTGGGAGACAGAGTCACCATCAATTGCAGGGCAAGTCAGGACATTAGCAATTATTTAAACTGGTATCAGCAGAAACCAGATGGAACTGTTAAACTCCTGATCTACTACACATCAAGATTACACTCAGGAGTCCCATCAAGGTTCAGTGGCAGTGGGTCTGGAACAGATTATTCTCTCACCATTAGCAACCTGGAGCAAGAAGATATTGCCACTTACTTTTGCCAACAGGGTAATACGCTTCCGTGGACGTTCGGTGGAGGCACGAAGCTGGAAATCAAA
MSSAQFLGLLLLCFQGTRCDVQMTQTTSSLSASLGDRVTINCRASQDISNYLNWYQQKPDGTVKLLIYYTSRLHSGVPSRFSGSGSGTDYSLTISNLEQEDIATYFCQQGNTLPWTFGGGTKLEIK
2.哺乳動物発現ベクター内への軽鎖および重鎖可変領域のクローニング、ならびにインビトロでの抗体産生
METGLRWLLLVAVLKGVQCDIQMTQTTSSLSASLGDRVTINCRASQDISNYLNWYQQKPDGTVKLLIYYTSRLHSGVPSRFSGSGSGTDYSLTISNLEQEDIATYFCQQGNTLPWTFGQGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC
MDTRAPTQLLGLLLLWLPGSRCDVQLQESGPGLVKPSQSLSLNCSVTGSSITSGYYWNWIRQFPGNKLEWMGDISYDGSNNYNPSLKNRISITRDTSKNQVFMKLNSVTTEDTAIYKCVREDRSGYPPFANWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKTHTCPPCPAPEFEGGPSVFLFPPKPKDTLMISRTPEVTCVVVDVSHEDPEVKFNWYVDGVEVHNAKTKPREEQYNSTYRVVSVLTVLHQDWLNGKAYACAVSNKALPAPIEKTISKAKGQPREPQVYTLPPSRDELTKNQVSLTCLVKGFYPSDIAVEWESNGQPENNYKTTPPVLDSDGSFFLYSKLTVDKSRWQQGNVFSCSVMHEALHNHYTQKSLSLSPGK
3.精製したキメラ抗体およびオリジナルのマウス抗体の親和性の決定
4.クローニングされた抗体のヒト化
ヒト化HCおよびLCのアミノ酸配列
QVQLQESGPGLVKPSQTLSLTCAVYGGSITSGYYWNWIRQPPGKGLEWIGDISYDGSNNYNPSLKSRVTISRDTSKNQFSLKLSSVTAADTAVYYCVREDRSGYPPFANWGQGTLVTVSS
DIQMTQSPSSLSASVGDRVTITCQASQDISNYLNWYQQKPGKAPKLLIYYTSRLHSGVPSRFSGSGSGTDFTFTISSLQPEDIATYYCQQGNTLPWTFGQGTKV
ヒト化HCおよびLCのヌクレオチド配列
GGATCCAGATGCCAGGTGCAGCTGCAGGAAAGCGGCCCTGGCCTGGTGAAACCCAGCCAGACCCTGAGCCTGACCTGCGCCGTGTACGGCGGCAGCATCACCAGCGGCTACTACTGGAACTGGATCAGACAGCCCCCTGGCAAGGGCCTGGAATGGATCGGCGACATCAGCTACGACGGCAGCAACAACTACAACCCCAGCCTGAAGTCCAGAGTGACCATCAGCCGGGACACCAGCAAGAACCAGTTCAGCCTGAAGCTGAGCAGCGTGACAGCCGCCGACACCGCCGTGTACTACTGCGTGCGCGAGGACAGAAGCGGCTACCCCCCCTTCGCCAATTGGGGCCAGGGCACCCTGGTGACAGTGTCCAGCGCCAGCACCAAGGGCCCC
CTTAAGGGCGTGCAGTGCGACATCCAGATGACCCAGAGCCCCAGCAGCCTGAGCGCCAGCGTGGGCGACAGAGTGACCATCACCTGTCAGGCCAGCCAGGACATCAGCAACTACCTGAACTGGTATCAGCAGAAGCCCGGCAAGGCCCCCAAGCTGCTGATCTACTACACCTCCCGGCTGCACAGCGGCGTGCCCAGCAGATTTTCTGGCAGCGGCAGCGGCACCGACTTCACCTTCACCATCAGCAGCCTGCAGCCCGAGGATATCGCCACCTACTACTGCCAGCAGGGCAACACCCTGCCCTGGACCTTCGGCCAGGGTACC
5.精製したヒト化、キメラおよびオリジナルのマウスのモノクローナル抗RAGE抗体の親和性の決定
結論
例2
ヒト化抗RAGE抗体の完全長IgGおよびF(ab)2’の大規模な産生
1.緒言
2.方法
a.完全長IgGの産生
b.F(ab’)2の調製
c.精製した、IgG1およびF(ab’)2の親和性の決定
結果
結論
参考文献
Cole et al., in Monoclonal Antibodies and Cancer Therapy, Alan R. Liss, Inc. 77-96 (1985)
Johnson LL, et al., "Imaging of receptors for advanced glycation end products in experimental myocardial ischemia and reperfusion injury," JACC Cardiovasc Imaging, vol. 5, issue 1, pgs 56-67, 2012.
Johnson LL, et al., "Imaging RAGE expression in atherosclerotic plaques in hyperlipidemic pigs," EJNMMI Res, vol. 4, issue 26, 2014.
Jones et al., Nature 331:522-25 (1986).
Kozbor et al., Immunol. Today 4:72 (1983)
Marks, James D., Antibody Engineering, Chapter 2, Oxford University Press (1995) (Carl K. Borrebaeck, Ed.)
Presta, Curro Opin. Struct. Biol. 2:593-96 (1992).
Riechmann et al., Nature 332:323-27 (1988).
Robinson, J. R., ed. Sustained and Controlled Release Drug Delivery Systems, , Marcel Dekker, Inc., New York, 1978.
Claims (19)
- ヒト化抗ヒト終末糖化産物受容体(RAGE)モノクローナル抗体であって、
(a) 配列番号7に示す抗体の重鎖を構成する連続アミノ酸、および
(b) 配列番号8に示す抗体の軽鎖を構成する連続アミノ酸、
を含むヒト化抗ヒトRAGE抗体、
またはヒトRAGEに結合する前記ヒト化抗ヒトRAGE抗体の断片。 - 前記断片がF(ab’)2断片である、請求項1に記載のヒト化抗ヒトRAGE抗体の断片。
- 請求項1に記載のモノクローナル抗体を発現する真核細胞。
- 配列を配列番号9に示した連続ヌクレオチドを含むベクターと、配列を配列番号10に示した連続ヌクレオチドを含むベクターと、を含む、請求項3に記載の真核細胞。
- 前記真核細胞が哺乳動物細胞である、請求項3に記載の真核細胞。
- 前記哺乳動物細胞がチャイニーズハムスター卵巣(CHO)細胞である、請求項5に記載の哺乳動物細胞。
- 前記哺乳動物細胞がヒト細胞である、請求項5に記載の哺乳動物細胞。
- 前記ヒト細胞がヒト腎臓293細胞である、請求項7に記載のヒト細胞。
- ヒト化抗ヒトRAGEモノクローナル抗体を産生するための方法であって、請求項3に記載の真核細胞を、ヒト化抗ヒトRAGEモノクローナル抗体を発現させる条件下で培養することと、そうして発現させた前記抗体を回収することと、を含む方法。
- 前記真核細胞が哺乳動物細胞である、請求項9に記載の方法。
- 前記哺乳動物細胞がチャイニーズハムスター卵巣(CHO)細胞である、請求項10に記載の方法。
- 前記哺乳動物細胞がヒト細胞である、請求項10に記載の方法。
- 前記ヒト細胞がヒト腎臓293細胞である、請求項12に記載の方法。
- 請求項1に記載のヒト化抗体またはその断片と、薬学的に許容できる担体と、を含む組成物。
- 障害または状態を患う対象を治療するための医薬組成物であって、請求項14に記載の組成物の有効な量を含む医薬組成物。
- 前記障害または状態が、筋萎縮性側索硬化症、腕神経叢損傷、外傷性脳損傷を含む脳損傷、脳麻痺、フリードライヒ運動失調、ギランバレー、白質ジストロフィー、多発性硬化症、ポリオ後症候群、二分脊椎、脊髄損傷、脊髄性筋萎縮症、脊髄腫瘍、脳卒中、横断性脊髄炎、認知症、老人性認知症、軽度認知障害、アルツハイマー関連認知症、ハンチントン舞踏病、遅延性ジスケネジア、運動過多症、躁病、Morbusパーキンソン、steel-Richard症候群、ダウン症候群、重症筋無力症、神経の外傷、血管アミロイドーシス、アミロイドーシスを伴う脳出血I型、脳炎症、フリードライヒ運動失調、急性錯乱障害、筋萎縮性側索硬化症、アテローム動脈硬化、緑内障、アルツハイマー病、糖尿病性腎障害、敗血症、関節リウマチおよび関連の炎症性疾患、炎症、虚血、がん、血小板減少、化学療法誘発性血小板減少、幹細胞移植誘発性血小板減少、糖尿病、糖尿病性腎臓疾患、糖尿病性大血管性疾患、糖尿病性腎障害、糖尿病性ニューロパチー(nephropathy)、糖尿病性網膜症および糖尿病性心不全からなる群から選ばれる、請求項15に記載の医薬組成物。
- 請求項1に記載のヒト化抗体または断片と、前記抗体または断片につながっている検出可能な標識と、を含む、検出可能に標識されている抗体または断片。
- ヒト組織においてヒトRAGEを検出するための方法であって、前記組織中に存在するヒトRAGEに抗体または断片が結合するのを許容する条件下で、前記組織を請求項17に記載の標識されている抗体または断片と接触させることと、前記組織に結合している前記標識されている抗体または断片を検出して、前記組織中のヒトRAGEの存在を検出することと、を含む方法。
- ヒト組織中のヒトRAGEの画像を生成するための方法であって、請求項17に記載の標識されている抗体または断片が前記組織中に存在するヒトRAGEに結合するのを許容する条件下で、前記ヒト組織を前記標識されている抗体または断片と接触させることを含み、前記標識されている抗体または断片は、画像化可能であり、かつ画像化可能に標識されている抗体または断片を使用して、前記組織中のヒトRAGEの前記画像を生成する方法。
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