JP6300227B2 - Mri造影剤 - Google Patents
Mri造影剤 Download PDFInfo
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- JP6300227B2 JP6300227B2 JP2013262892A JP2013262892A JP6300227B2 JP 6300227 B2 JP6300227 B2 JP 6300227B2 JP 2013262892 A JP2013262892 A JP 2013262892A JP 2013262892 A JP2013262892 A JP 2013262892A JP 6300227 B2 JP6300227 B2 JP 6300227B2
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Description
La 2 @C 80 (Ar 2 Si) 2 CH 2 …(1)
(Arは、2,6−ジエチルフェニル基)。
[3] 本発明の一態様においては、[2]に記載のMRI造影剤であって、前記抗体は、病変部位の細胞表面に存在するタンパク質であるHER2に特異的に結合する抗HER2抗体、病変部位の細胞核に存在するエストロゲン受容体に特異的に結合する抗ER抗体、細胞骨格を形成するアクチンに特異的に結合する抗アクチン抗体のいずれかであるとよい。
[5] 本発明の一態様においては、[4]に記載のMRI造影剤であって、前記抗体は、病変部位の細胞表面に存在するタンパク質であるHER2に特異的に結合する抗HER2抗体、病変部位の細胞核に存在するエストロゲン受容体に特異的に結合する抗ER抗体、細胞骨格を形成するアクチンに特異的に結合する抗アクチン抗体のいずれかであるとよい。
La2@C80(Ar2Si)2CH2 …(1)
(Arは、炭素数6〜10の芳香環を含む芳香族基。複数のArは、同じでもよく、互いに異なっていてもよい)
Claims (5)
- La2@C80に電子供与性の有機ケイ素基が付加した化合物を有するMRI造影剤であって、
前記有機ケイ素基が、1,3−ジシラプロパン−1,3−ジイル骨格を含むと共に、
下記式(1)で表される化合物を有するMRI造影剤。
La 2 @C 80 (Ar 2 Si) 2 CH 2 …(1)
(Arは、2,6−ジエチルフェニル基) - 病変部位の生体物質を認識する基で修飾された請求項1に記載のMRI造影剤であって、
当該病変部位の生体物質は、当該病変部位の細胞が有する核酸、タンパク質、アミノ酸、糖質、脂質、並びに当該病変部位の細胞表面に存在するHER2のような細胞増殖因子およびその受容体、エストロゲン受容体(ER)のいずれかであり、
当該基はヌクレオチド鎖、タンパク質、抗体のいずれかであるMRI造影剤。 - 前記抗体は、病変部位の細胞表面に存在するタンパク質であるHER2に特異的に結合する抗HER2抗体、病変部位の細胞核に存在するエストロゲン受容体に特異的に結合する抗ER抗体、細胞骨格を形成するアクチンに特異的に結合する抗アクチン抗体のいずれかである請求項2に記載のMRI造影剤。
- 病変部位の生体物質を認識する物質が結合している請求項1に記載のMRI造影剤であって、
当該病変部位の生体物質は、当該病変部位の細胞が有する核酸、タンパク質、アミノ酸、糖質、脂質、並びに当該病変部位の細胞表面に存在するHER2のような細胞増殖因子およびその受容体、エストロゲン受容体(ER)のいずれかであり、
当該物質はヌクレオチド鎖、タンパク質、抗体のいずれかであるMRI造影剤。 - 前記抗体は、病変部位の細胞表面に存在するタンパク質であるHER2に特異的に結合する抗HER2抗体、病変部位の細胞核に存在するエストロゲン受容体に特異的に結合する抗ER抗体、細胞骨格を形成するアクチンに特異的に結合する抗アクチン抗体のいずれかである請求項4に記載のMRI造影剤。
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JP6300227B2 true JP6300227B2 (ja) | 2018-03-28 |
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JPH0967387A (ja) * | 1995-08-31 | 1997-03-11 | Power Reactor & Nuclear Fuel Dev Corp | 金属内包フラーレン化合物及びその製造方法 |
JP2006036569A (ja) * | 2004-07-26 | 2006-02-09 | Takeshi Kodama | 金属内包フラーレンの効率的かつ選択的抽出法 |
AU2008317422A1 (en) * | 2007-10-22 | 2009-04-30 | Luna Innovations Incorporated | Metallofullerene contrast agents |
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