DK2911700T5 - Lægemiddel-proteinkonjugater - Google Patents

Lægemiddel-proteinkonjugater Download PDF

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Publication number
DK2911700T5
DK2911700T5 DK13786530.9T DK13786530T DK2911700T5 DK 2911700 T5 DK2911700 T5 DK 2911700T5 DK 13786530 T DK13786530 T DK 13786530T DK 2911700 T5 DK2911700 T5 DK 2911700T5
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group
conjugate
val
auristatin
antibody
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DK13786530.9T
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DK2911700T3 (da
Inventor
John Burt
Antony Godwin
Mark Frigerio
George Badescu
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Polytherics Ltd
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Priority claimed from PCT/GB2013/051593 external-priority patent/WO2013190292A2/en
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Publication of DK2911700T3 publication Critical patent/DK2911700T3/da
Publication of DK2911700T5 publication Critical patent/DK2911700T5/da

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/68Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
    • A61K47/6889Conjugates wherein the antibody being the modifying agent and wherein the linker, binder or spacer confers particular properties to the conjugates, e.g. peptidic enzyme-labile linkers or acid-labile linkers, providing for an acid-labile immuno conjugate wherein the drug may be released from its antibody conjugated part in an acidic, e.g. tumoural or environment
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/68Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
    • A61K47/6801Drug-antibody or immunoglobulin conjugates defined by the pharmacologically or therapeutically active agent
    • A61K47/6803Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates
    • A61K47/68031Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates the drug being an auristatin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/68Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
    • A61K47/6835Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment the modifying agent being an antibody or an immunoglobulin bearing at least one antigen-binding site
    • A61K47/6851Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment the modifying agent being an antibody or an immunoglobulin bearing at least one antigen-binding site the antibody targeting a determinant of a tumour cell
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • A61P35/02Antineoplastic agents specific for leukemia
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/02Immunomodulators
    • A61P37/06Immunosuppressants, e.g. drugs for graft rejection
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Epidemiology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Cell Biology (AREA)
  • Oncology (AREA)
  • Hematology (AREA)
  • Transplantation (AREA)
  • Communicable Diseases (AREA)
  • Medicinal Preparation (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Zoology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Molecular Biology (AREA)

Claims (19)

1. Et auristatin-holdigt konjugat med den generelle formel: (((Dq-Lk1)m-P)p-Lk2-Lk3)n-Ab (I) hvor D repræsenterer en auristatin-gruppe; q repræsenterer et heltal fra 1 til 10; Lk1 repræsenterer en linker; m repræsenterer et heltal fra 1 til 10; P repræsenterer en binding eller en z-valent gruppe -P1-NH- hvor z er fra 2 til 11 og P1 er en gruppe, som indeholder i det mindste én ethylenenhed -CH2-CH2- eller ethylenglycolenhed -O-CH2-CH2-; p repræsenterer et heltal fra 1 til 10; Lk2 repræsenterer en binding eller en y valent linker, hvor y er fra 2 til 11 og som består af fra 1 til 9 aspartat- og/eller glutamatrester; Lk3 repræsenterer en linker med den generelle formel: -CO-Ph-X-Y- (II) hvor Ph er en eventuelt substitueret phenylgruppe; X repræsenterer en CO-gruppe eller en CH.OH-gruppe; og Y repræsenterer en gruppe af formlen:
hvor hver af A og B repræsenterer en Ci-4alkylen- eller alkenylengruppe; Ab repræsenterer et bindingsprotein eller peptid, som er i stand til at binde til en bindingspartner på et mål, hvilket bindingsprotein eller peptid er bundet til Lk3 via to svovlatomer afledt af en disulfidbinding i bindingsproteinet eller -peptidet; og n repræsenterer et heltal fra 1 til s, hvor s er antallet af disulfidbindinger, som foreligger i bindingsproteinet eller peptidet før konjugering med Lk3; betydningen af m, n, p, q, y og z er valgt således, at konjugatet indeholder fra 1 til 10 D grupper.
2. Konjugat ifølge krav 1, hvor auristatinet er monomethylauristatin E eller monomethylauristatin F bundet via dets terminale nitrogenatom.
3. Konjugat ifølge enten krav 1 eller 2, hvor auristatinet er monomethylauristatin E bundet via dets terminale nitrogenatom.
4. Konjugat ifølge ethvert af de foregående krav, hvor Lk1 er en degraderbar linker.
5. Konjugat ifølge krav 4, hvor Lk1 omfatter én af følgende grupper:
hvor hver af R, R', R" og R'" repræsenterer et hydrogenatom eller en alkylgruppe og AA repræsenterer en protease-specifik aminosyresekvens.
6. Konjugat ifølge krav 5, hvor Lk1 omfatter:
7. Konjugat ifølge ethvert af kravene 1 til 3, hvor q er et heltal fra 2 til 10 og Lk1 er en multivalent linker, som omfatter én eller flere aspartat- eller glutamatrester.
8. Konjugat ifølge ethvert af kravene 1 til 7, hvor P repræsenterer en binding, eller P repræsenterer-P1-NH-, hvor P1 indeholder fra 2 til 10 ethylenglycolenheder.
9. Konjugat ifølge ethvert af kravene 1 til 7, hvor P repræsenterer polyethylenglycol.
10. Konjugat ifølge ethvert af kravene 1 til 9, hvor phenylgruppen Ph i Lk3 er ikke-substitueret.
11. Konjugat ifølge ethvert af kravene 1 til 10, hvor Y har formlen:
12. Konjugat ifølge ethvert af kravene 1 til 11, hvor Ab repræsenterer et fuld længde antistof eller et antistoffragment omfattende en antigenbindende region af det fulde længde antistof.
13. Konjugat ifølge krav 12, hvor Ab repræsenterer lgG1 eller lgG4 eller et fragment af lgG1 eller lgG4.
14. Fremgangsmåde til fremstilling af et konjugat ifølge ethvert af kraveen 1 til 13, som omfatter reduktion af én eller flere disulfidbindinger i et bindingsprotein og efterfølgende omsætning med et konjugerende reagens af den generelle formel:
(VIII) hvor D, Lk1, P, Lk2 og m, p og q har den betydning, som er angivet i krav 1, og Lk3a repræsenterer en gruppe af formlen:
(IX) hvor Ph har den betydning, som er angivet i krav 1, Xa repræsenterer en CO-gruppe og Ya repræsenterer en gruppe:
hvor A og B har de betydninger, som er givet i krav 1, hvert L repræsenterer uafhængigt en fraspaltelig gruppe, og x repræsenterer et heltal fra 1 til 4, for fremstilling af et konjugat af formlen I hvor X repræsenterer CO; og eventuelt reduktion af den indledningsvis dannede CO-gruppe X for at tilvejebringe et konjugat med en CH.OH-gruppe X.
15. Fremgangsmåde ifølge krav 14, hvor Ya repræsenterer:
(XII a)
16. Forbindelse med den generelle formel: ((Dq-Lk1)m-P)p-Lk2-Lk3a (VIII) hvor D har den betydning, som er angivet i ethvert af kravene 1 til 3; Lk1 har den betydning, som er angivet i ethvert af kravene 1 og 4 til 7; P har den betydning, som er angivet i ethvert af kravene 1, 8 og 9; Lk2, m, p og q har de betydninger, som er angivet i krav 1, og Lk3a repræsentereren gruppe af formlen: -CO-Ph-Xa-Ya (IX) hvor Ph har den betydning, som er angivet i enten krav 1 eller krav 10, Xa repræsenterer en CO-gruppe og Ya repræsenterer en gruppe:
eller hvor A og B har de betydninger, som er angivet i krav 1, hvert L repræsenterer uafhængigt en fraspaltelig gruppe, og x repræsenterer et heltal fra 1 til 4.
17. Forbindelse ifølge krav 16, hvor Ya repræsenterer:
(XTTa)
18. Farmaceutisk sammensætning omfattende et konjugat ifølge ethvert af kravene 1 til 13, sammen med et farmaceutisk acceptabelt bærestof, eventuelt sammen med et yderligere terapeutisk middel.
19. Konjugat ifølge ethvert af kravene 1 til 13 eller en sammensætning ifølge krav 18 til anvendelse ved terapi.
DK13786530.9T 2012-10-24 2013-10-11 Lægemiddel-proteinkonjugater DK2911700T5 (da)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261717710P 2012-10-24 2012-10-24
US201261717743P 2012-10-24 2012-10-24
US201361811285P 2013-04-12 2013-04-12
PCT/GB2013/051593 WO2013190292A2 (en) 2012-06-19 2013-06-19 Novel process for preparation of antibody conjugates and novel antibody conjugates
PCT/GB2013/052661 WO2014064423A1 (en) 2012-10-24 2013-10-11 Drug-protein conjugates

Publications (2)

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DK2911700T3 DK2911700T3 (da) 2017-05-15
DK2911700T5 true DK2911700T5 (da) 2017-05-22

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US (2) US20150290342A1 (da)
EP (2) EP3159013A1 (da)
JP (1) JP6328648B2 (da)
KR (1) KR102209395B1 (da)
CN (1) CN104870021B (da)
AU (1) AU2013336409B2 (da)
BR (1) BR112015008376A2 (da)
CA (1) CA2884299A1 (da)
DK (1) DK2911700T5 (da)
ES (1) ES2623209T3 (da)
HK (1) HK1208187A1 (da)
IL (1) IL237672B (da)
IN (1) IN2015DN02349A (da)
MX (1) MX2015005122A (da)
MY (1) MY169147A (da)
RU (1) RU2015119561A (da)
SG (1) SG11201501618WA (da)
WO (1) WO2014064423A1 (da)
ZA (1) ZA201501642B (da)

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GB201608936D0 (en) * 2016-05-20 2016-07-06 Polytherics Ltd Novel conjugates and novel conjugating reagents
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JP6328648B2 (ja) 2018-05-23
MY169147A (en) 2019-02-18
SG11201501618WA (en) 2015-04-29
EP2911700A1 (en) 2015-09-02
WO2014064423A1 (en) 2014-05-01
KR20150103656A (ko) 2015-09-11
IN2015DN02349A (da) 2015-08-28
CA2884299A1 (en) 2014-05-01
AU2013336409B2 (en) 2017-08-03
EP2911700B1 (en) 2017-02-08
US20150290342A1 (en) 2015-10-15
BR112015008376A2 (pt) 2017-09-26
US20220062436A1 (en) 2022-03-03
IL237672B (en) 2018-02-28
MX2015005122A (es) 2015-10-29
CN104870021B (zh) 2018-03-13
EP3159013A1 (en) 2017-04-26
DK2911700T3 (da) 2017-05-15
IL237672A0 (en) 2015-04-30
ES2623209T3 (es) 2017-07-10
KR102209395B1 (ko) 2021-01-28
CN104870021A (zh) 2015-08-26
HK1208187A1 (en) 2016-02-26
JP2015533847A (ja) 2015-11-26
RU2015119561A (ru) 2016-12-20
ZA201501642B (en) 2016-01-27
AU2013336409A1 (en) 2015-04-02

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