JP2006512326A - 心臓疾患におけるエリスロポエチンの新規な使用 - Google Patents
心臓疾患におけるエリスロポエチンの新規な使用 Download PDFInfo
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- JP2006512326A JP2006512326A JP2004554368A JP2004554368A JP2006512326A JP 2006512326 A JP2006512326 A JP 2006512326A JP 2004554368 A JP2004554368 A JP 2004554368A JP 2004554368 A JP2004554368 A JP 2004554368A JP 2006512326 A JP2006512326 A JP 2006512326A
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- erythropoietin
- erythropoietin protein
- protein
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- conjugate
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Abstract
Description
P−[NHCO−(CH2)x−(OCH2CH2)m−OR]n (I)
(式中、Pは、ここに記載されている様なエリスロポエチンタンパク質(即ち、式Iにおいて示されるカルボニルとアミド結合を形成するアミノ基を持たない)であって、骨髄細胞が網状赤血球および赤血球の産生を増加させる原因となるインビボ生物学的活性を有し、Rは、低級アルキルであり、xは2または3であり、mは、約450〜約900であり、nは、1〜3でありかつnとmは、前記エリスロポエチン糖タンパク質を引いた前記コンジュゲートの分子量が20キロダルトン〜100キロダルトンである様に選ばれる)によって表示されても良い。本発明によれば、Rは、任意の低級アルキルである。Rがメチルであるコンジュゲートが好ましい。
式(I)の化合物は、公知の重合性物質:
P−[NH−CO−X−S−Y−(OCH2CH2)m−OR]n (III)
(式中、Rは、任意の低級アルキルである)で表されても良い。好ましい低級アルキルはメチルである。Xは、−(CH2)k−または−CH2(O−CH2−CH2)k−であっても良い(ここで、kは、1から10である)。好ましくは、kは、1〜約4、更に好ましくは、kは1または2である。最も好ましくは、Xは−(CH2)である。
(a)式P−[NH2]nで表されるエリスロポエチンタンパク質のリジンアミノ酸のε−アミノ基と、式Z−CO−X−S−Qで表される二官能性試薬とを共有的に反応させて、式:
P−[NH−CO−X−S−Q]n
(式中、Pは、アミド結合を形成するアミノ基が少ないエリスロポエチンタンパク質であり、nは1〜3の整数であり、Zは、反応性基、例えば、カルボン酸−NHSエステルであり、Xは、−(CH2)k−または−CH2(O−CH2−CH2)k−(ここで、kは、1〜約10である)であり、Qは、アルカノイル、例えばアセチルの様な保護基である)によって表されるアミド結合を持つ中間体を形成することによって、
(b)工程(a)のアミド結合を持つ中間体を、式W−[OCH2CH2]m−ORによって表される活性化ポリ(エチレングリコール)誘導体と共有的に反応させて、式:
調製されても良い。
a)10mMリン酸ナトリウム/カリウム、100mMNaCl、pH7.0、または、
b)10mMリン酸ナトリウム、120mM硫酸ナトリウム、pH6.2、または、
c)10mMリン酸ナトリウム、40mM硫酸ナトリウム、3%マンニトール(w/v)、pH6.2、または、
d)10mMリン酸ナトリウム、40mM硫酸ナトリウム、3%マンニトール(w/v)、10mMメチオニン、0.01%プルロニック F68(w/v)、pH6.2、または、
e)40mMアルギニン、30mM硫酸ナトリウム、3%マンニトール(w/v)、pH6.2、または、
f)40mMアルギニン、30mM硫酸ナトリウム、3%マンニトール(w/v)、10mMメチオニン、0.01%プルロニック F68(w/v)、pH6.2、
を含む組成物に関する。
Claims (16)
- 心臓疾患における鉄分分布障害の処置用薬剤の製造におけるエリスロポエチンタンパク質の使用。
- 心臓疾患が心不全である、請求項1に記載の使用。
- エリスロポエチンタンパク質がヒトエリスロポエチンである、請求項1または2のいずれかに記載の使用。
- エリスロポエチンタンパク質が、エポエチン・アルファまたはエポエチン・ベータである、請求項3に記載の使用。
- エリスロポエチンタンパク質が、内因性遺伝子活性化によって発現される、請求項1から4のいずれか1項に記載の使用。
- エリスロポエチンタンパク質が、SEQ ID NO:1またはSEQ ID NO:2のアミノ酸配列を有する、請求項1または2のいずれか1項に記載の使用。
- エリスロポエチンタンパク質が、1〜6個の糖鎖形成部位の付加により修飾されたヒトエリスロポエチンの配列を有する、請求項1または2のいずれかに記載の使用。
- エリスロポエチンタンパク質が、ダルベポエチン・アルファである、請求項1または2のいずれかに記載の使用。
- 請求項3から8のいずれか1項において画定されたエリスロポエチンタンパク質が、ポリエチレングリコール化される、請求項1または2のいずれかに記載の使用。
- エリスロポエチンタンパク質がコンジュゲートであり、前記コンジュゲートが、少なくとも1つの遊離アミノ基と、骨髄細胞が網状赤血球および赤血球の産生を増加させる原因となるインビボ生物学的活性とを有するエリスロポエチンタンパク質であって、ヒトエリスロポエチンおよび、1〜6個の糖鎖形成部位の付加により修飾されたヒトエリスロポエチンの配列または少なくとも1個の糖鎖形成部位の再配列を有するそれらの類似体から成る群から選ばれるエリスロポエチンタンパク質を含み、前記エリスロポエチンタンパク質が、n個の式−CO−(CH2)x−(OCH2CH2)m−ORのポリ(エチレングリコール)基に共有結合し、各ポリ(エチレングリコール)基の−COは、前記アミノ基の1つとアミド結合を形成し、Rは、低級アルキルであり、xは、2または3であり、mは、約450〜約900であり、nは、1〜3であり、かつnとmは、前記エリスロポエチンタンパク質を引いた前記コンジュゲートの分子量が、20キロダルトン〜100キロダルトンである様に選ばれる、請求項9に記載の使用。
- xが2であり、mが650〜750であり、nが1でありかつRがメチルである、請求項10に記載の使用。
- エリスロポエチンタンパク質がコンジュゲートであり、前記コンジュゲートが、少なくとも1つの遊離アミノ基と、骨髄細胞が網状赤血球および赤血球の産生を増加させる原因となるインビボ生物学的活性とを有するエリスロポエチンタンパク質であって、ヒトエリスロポエチンタンパク質および、1〜6個の糖鎖形成部位の付加により修飾されたヒトエリスロポエチンの一次構造を有するそれらの類似体から成る群から選ばれるエリスロポエチンタンパク質を含み、前記エリスロポエチンタンパク質が、1〜3個の低級アルコキシポリ(エチレングリコール)基に共有結合し、各ポリ(エチレングリコール)基は、式−C(O)−X−S−Y−のリンカーを介して前記エリスロポエチンタンパク質に共有結合し、前記リンカーのC(O)は前記アミノ基の1つとアミド結合を形成し、Xは、−(CH2)k−または−CH2(O−CH2−CH2)k−であり、kは、1〜10であり、Yは、
であり、各ポリ(エチレングリコール)部分の平均分子量は、約20キロダルトン〜約40キロダルトンであり、かつ前記コンジュゲートの分子量は、約51キロダルトン〜約175キロダルトンである、請求項9に記載の使用。 - 有効量のエリスロポエチンタンパク質の投与を含む、心臓疾患における鉄分分布障害の処置方法。
- エリスロポエチンタンパク質の有効量を含むことを特徴とする、心臓疾患における鉄分分布障害を処置するための薬剤。
- 下記において画定された発明。
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- 2003-11-17 PL PL377590A patent/PL210256B1/pl unknown
- 2003-11-17 CN CNB2003801038773A patent/CN100531797C/zh not_active Expired - Lifetime
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- 2003-11-17 KR KR1020057009185A patent/KR100839302B1/ko not_active Expired - Lifetime
- 2003-11-17 ES ES03779949T patent/ES2321928T3/es not_active Expired - Lifetime
- 2003-11-17 MX MXPA05005281A patent/MXPA05005281A/es active IP Right Grant
- 2003-11-17 RU RU2005119649/15A patent/RU2324494C2/ru active
- 2003-11-17 WO PCT/EP2003/012822 patent/WO2004047858A1/en active Application Filing
- 2003-11-17 DE DE60326874T patent/DE60326874D1/de not_active Expired - Lifetime
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- 2003-11-17 AT AT03779949T patent/ATE426411T1/de active
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Publication number | Publication date |
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ATE426411T1 (de) | 2009-04-15 |
EP1565206B1 (en) | 2009-03-25 |
CN1713919A (zh) | 2005-12-28 |
CA2505524A1 (en) | 2004-06-10 |
AR042097A1 (es) | 2005-06-08 |
PL210256B1 (pl) | 2011-12-30 |
KR100839302B1 (ko) | 2008-06-17 |
BRPI0316438B1 (pt) | 2016-08-02 |
ES2321928T3 (es) | 2009-06-15 |
WO2004047858A1 (en) | 2004-06-10 |
CN100531797C (zh) | 2009-08-26 |
BRPI0316438B8 (pt) | 2016-09-27 |
RU2324494C2 (ru) | 2008-05-20 |
AU2003288081A1 (en) | 2004-06-18 |
BR0316438A (pt) | 2005-10-11 |
US7459436B2 (en) | 2008-12-02 |
CA2505524C (en) | 2017-02-07 |
PL377590A1 (pl) | 2006-02-06 |
RU2005119649A (ru) | 2006-03-20 |
MXPA05005281A (es) | 2005-07-25 |
US20040209802A1 (en) | 2004-10-21 |
DE60326874D1 (de) | 2009-05-07 |
EP1565206A1 (en) | 2005-08-24 |
AU2003288081B2 (en) | 2007-02-01 |
BRPI0316438C1 (pt) | 2021-05-25 |
KR20050085091A (ko) | 2005-08-29 |
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