MA46472A - Hétéromultimères alk4:actriib et leurs utilisations - Google Patents

Hétéromultimères alk4:actriib et leurs utilisations

Info

Publication number
MA46472A
MA46472A MA046472A MA46472A MA46472A MA 46472 A MA46472 A MA 46472A MA 046472 A MA046472 A MA 046472A MA 46472 A MA46472 A MA 46472A MA 46472 A MA46472 A MA 46472A
Authority
MA
Morocco
Prior art keywords
actriib
alk4 heteromultimers
alk4
heteromultimers
Prior art date
Application number
MA046472A
Other languages
English (en)
Inventor
Roselyne Castonguay
Asya Grinberg
Ravindra Kumar
Dianne S Sako
Original Assignee
Acceleron Pharma Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Acceleron Pharma Inc filed Critical Acceleron Pharma Inc
Publication of MA46472A publication Critical patent/MA46472A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K14/00Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/46Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates
    • C07K14/47Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates from mammals
    • C07K14/4701Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates from mammals not used
    • C07K14/4702Regulators; Modulating activity
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P19/00Drugs for skeletal disorders
    • A61P19/04Drugs for skeletal disorders for non-specific disorders of the connective tissue
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P21/00Drugs for disorders of the muscular or neuromuscular system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/28Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • A61P3/04Anorexiants; Antiobesity agents
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K19/00Hybrid peptides, i.e. peptides covalently bound to nucleic acids, or non-covalently bound protein-protein complexes
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/10Transferases (2.)
    • C12N9/12Transferases (2.) transferring phosphorus containing groups, e.g. kinases (2.7)
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y207/00Transferases transferring phosphorus-containing groups (2.7)
    • C12Y207/11Protein-serine/threonine kinases (2.7.11)
    • C12Y207/1103Receptor protein serine/threonine kinase (2.7.11.30)
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/50Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52Constant or Fc region; Isotype
    • C07K2317/526CH3 domain
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • C07K2319/30Non-immunoglobulin-derived peptide or protein having an immunoglobulin constant or Fc region, or a fragment thereof, attached thereto
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • C07K2319/32Fusion polypeptide fusions with soluble part of a cell surface receptor, "decoy receptors"
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Zoology (AREA)
  • Neurology (AREA)
  • Wood Science & Technology (AREA)
  • Molecular Biology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Neurosurgery (AREA)
  • General Engineering & Computer Science (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Microbiology (AREA)
  • Hospice & Palliative Care (AREA)
  • Biotechnology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Psychiatry (AREA)
  • Biophysics (AREA)
  • Child & Adolescent Psychology (AREA)
  • Diabetes (AREA)
  • Hematology (AREA)
  • Obesity (AREA)
  • Toxicology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Peptides Or Proteins (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
MA046472A 2016-10-05 2017-10-05 Hétéromultimères alk4:actriib et leurs utilisations MA46472A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662404727P 2016-10-05 2016-10-05
US201762510417P 2017-05-24 2017-05-24

Publications (1)

Publication Number Publication Date
MA46472A true MA46472A (fr) 2019-08-14

Family

ID=61831282

Family Applications (1)

Application Number Title Priority Date Filing Date
MA046472A MA46472A (fr) 2016-10-05 2017-10-05 Hétéromultimères alk4:actriib et leurs utilisations

Country Status (11)

Country Link
US (3) US10934532B2 (fr)
EP (1) EP3522913A4 (fr)
JP (2) JP7219705B2 (fr)
KR (1) KR20190075078A (fr)
CN (1) CN110678195A (fr)
AU (1) AU2017338921A1 (fr)
BR (1) BR112019006993A2 (fr)
CA (1) CA3039573A1 (fr)
MA (1) MA46472A (fr)
TW (1) TW201813978A (fr)
WO (1) WO2018067879A1 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD3280727T2 (ro) 2015-04-06 2021-06-30 Acceleron Pharma Inc Proteine de fuziune ale receptorului de tip I și de tip II cu un singur braț și utilizările acestora
HK1250373A1 (zh) 2015-04-06 2018-12-14 Acceleron Pharma Inc. Alk7:actriib异多聚体和其用途
MA41919A (fr) 2015-04-06 2018-02-13 Acceleron Pharma Inc Hétéromultimères alk4:actriib et leurs utilisations
US20170306027A1 (en) 2016-04-06 2017-10-26 Acceleron Pharma Inc. Alk7 antagonists and uses thereof
US10934532B2 (en) 2016-10-05 2021-03-02 Acceleron Pharma Inc. ALK4.ActRIIB heteromultimers
JP7280182B2 (ja) 2016-10-05 2023-05-23 アクセルロン ファーマ インコーポレイテッド バリアントActRIIBタンパク質およびその使用
CA3039545A1 (fr) 2016-10-05 2018-04-12 Acceleron Pharma Inc. Heteromultimeres de recepteurs de type i et de type ii de la superfamille des tgf-beta et leurs utilisations
CA3099325A1 (fr) * 2018-05-03 2019-11-07 Acceleron Pharma Inc. Nouveaux liants de ligands de la superfamille des tgfs et leurs utilisations
CN111269943B (zh) * 2019-08-10 2023-01-06 湖南文理学院 一种通过基因敲除技术增加斑马鱼生长速度的方法
US20230190875A1 (en) * 2019-12-10 2023-06-22 Acceleron Pharma Inc. Single-arm actriia and actriib heteromultimers and methods for treating pulmonary hypertension
KR20220148189A (ko) * 2020-02-03 2022-11-04 악셀레론 파마 인코포레이티드 변이체 actriib 단백질 및 이의 용도
CA3171638A1 (fr) * 2020-03-13 2021-09-16 Acceleron Pharma Inc. Heteromultimeres actriia et actriib a bras unique et methodes de traitement de maladies ou de pathologies renales
KR20230004515A (ko) 2020-03-20 2023-01-06 케로스 테라퓨틱스, 인크. 액티빈 수용체 유형 ii 키메라 및 이의 사용 방법
EP4121088A4 (fr) 2020-03-20 2024-07-03 Keros Therapeutics, Inc. Procédés d'utilisation de variants de récepteur de l'activine de type iib
MX2022016243A (es) * 2020-06-17 2023-03-08 Acceleron Pharma Inc Antagonistas de actrii-alk4 y métodos para el tratamiento contra insuficiencia cardíaca.
US20220288226A1 (en) * 2020-08-27 2022-09-15 Enosi Life Sciences Corp. Methods and compositions to treat autoimmune diseases and cancer
JP2024511316A (ja) * 2021-03-10 2024-03-13 アクセルロン ファーマ インコーポレイテッド Actrii-alk4アンタゴニスト及び心不全の治療方法
WO2022192420A2 (fr) * 2021-03-10 2022-09-15 Acceleron Pharma Inc. Protéines actrii et leurs utilisations
MX2023010442A (es) * 2021-03-10 2023-11-22 Acceleron Pharma Inc Antagonistas de actrii-alk4 y métodos para el tratamiento contra la insuficiencia cardíaca.
WO2023108137A1 (fr) * 2021-12-10 2023-06-15 Biogen Ma Inc. Protéines actriib modifiées et leurs procédés d'utilisation
WO2024238950A1 (fr) * 2023-05-18 2024-11-21 Keros Therapeutics, Inc. Procédés d'utilisation de variants du récepteur de l'activine de type ii
WO2025183964A1 (fr) * 2024-02-27 2025-09-04 Alivegen Usa, Inc Méthodes de traitement de troubles liés à la myostatine ou à l'activine à l'aide de nouvelles protéines de piégeage de ligand actriib hybride

Family Cites Families (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI903489A0 (fi) 1988-11-11 1990-07-10 Medical Res Council Ligander med en enda sektion, receptorer innehaollande naemnda ligander, foerfaranden foer deras framstaellning samt anvaendning av liganderna och receptorerna.
US5932448A (en) 1991-11-29 1999-08-03 Protein Design Labs., Inc. Bispecific antibody heterodimers
US7592428B1 (en) 1992-11-17 2009-09-22 Ludwig Institute For Cancer Research Antibodies which bind specifically to activin receptor like kinases
CA2149441C (fr) 1992-11-17 2004-03-02 Kohei Miyazono Kinases apparentees au recepteur de l'activine, proteines a domaines de serine threonine kinase et leur utilisation
US5731168A (en) 1995-03-01 1998-03-24 Genentech, Inc. Method for making heteromultimeric polypeptides
US20020062010A1 (en) 1997-05-02 2002-05-23 Genentech, Inc. Method for making multispecific antibodies having heteromultimeric and common components
US6927044B2 (en) 1998-09-25 2005-08-09 Regeneron Pharmaceuticals, Inc. IL-1 receptor based cytokine traps
EP1147413B1 (fr) 1999-01-21 2006-04-05 Metamorphix, Inc. Inhibiteurs de facteurs de differenciation de la croissance et leurs utilisations
GB0209896D0 (en) 2002-04-30 2002-06-05 Molmed Spa Conjugate
US20040223966A1 (en) 2002-10-25 2004-11-11 Wolfman Neil M. ActRIIB fusion polypeptides and uses therefor
US7820620B2 (en) 2003-09-15 2010-10-26 Research Development Foundation Cripto antagonism of activin and TGF-b signaling
ES2561048T3 (es) 2004-07-23 2016-02-24 Acceleron Pharma Inc. Polipéptidos del receptor ActRII
ME00380B (fr) 2005-11-23 2011-10-10 Acceleron Pharma Inc Antagonistes de l'activine-actriia et utilisations pour activer la croissance osseuse
EP2035456A1 (fr) 2006-06-22 2009-03-18 Novo Nordisk A/S Production d'anticorps bispécifiques
WO2008073351A2 (fr) 2006-12-08 2008-06-19 Acceleron Pharma Inc. Utilisations de cerberus, de coco et de leurs dérivés
US20100035918A1 (en) 2007-01-30 2010-02-11 Biogen Idec Ma Inc Imidazolone Compounds and Methods of Making and Using the Same
TW201940502A (zh) 2007-02-02 2019-10-16 美商艾瑟勒朗法瑪公司 衍生自ActRIIB的變體與其用途
TW201718635A (zh) 2007-03-06 2017-06-01 安美基公司 變異之活動素受體多肽及其用途
US8318135B2 (en) 2007-03-19 2012-11-27 National Research Council Of Canada Antagonist of ligands and uses thereof
SI2235064T1 (sl) 2008-01-07 2016-04-29 Amgen Inc. Metoda za izdelavo heterodimernih molekul - protitelesa fc z uporabo elektrostatičnih usmerjevalnih učinkov
LT3750552T (lt) 2008-08-14 2023-06-26 Acceleron Pharma Inc. Gdf gaudyklės
US8216997B2 (en) 2008-08-14 2012-07-10 Acceleron Pharma, Inc. Methods for increasing red blood cell levels and treating anemia using a combination of GDF traps and erythropoietin receptor activators
CA2737271C (fr) 2008-09-17 2020-06-23 National Research Council Of Canada Agents de liaison hetero-multivalents pour des membres de la superfamille des tgf.beta.
KR20170105124A (ko) 2008-11-26 2017-09-18 암젠 인크 액티빈 iib 수용체 폴리펩타이드의 변이체 및 이의 용도
CA2749544A1 (fr) 2009-01-13 2010-07-22 Acceleron Pharma Inc. Procedes permettant d'augmenter l'adiponectine
JP2012529294A (ja) 2009-06-12 2012-11-22 アクセルロン ファーマ, インコーポレイテッド 切断型ActRIIB−Fc融合タンパク質
WO2011034605A2 (fr) 2009-09-16 2011-03-24 Genentech, Inc. Complexes protéiques contenant une super-hélice et/ou une attache et leurs utilisations
FR2951408B1 (fr) 2009-10-15 2012-01-13 Renault Sa Cadre moteur pour moteur electrique de vehicule automobile
SG187867A1 (en) 2010-08-16 2013-03-28 Amgen Inc Antibodies that bind myostatin, compositions and methods
UY33827A (es) 2010-12-22 2012-07-31 Abbott Lab Proteínas de unión a media-inmunoglobulina y sus usos
CN102850458B (zh) 2011-06-28 2014-10-01 华博生物医药技术(上海)有限公司 新型重组双功能融合蛋白及其制法和用途
US10851178B2 (en) 2011-10-10 2020-12-01 Xencor, Inc. Heterodimeric human IgG1 polypeptides with isoelectric point modifications
CA2851534C (fr) 2011-10-10 2023-02-14 Xencor, Inc. Procede de purification d'anticorps
EP3299388A1 (fr) 2012-03-28 2018-03-28 The Board of Regents of The University of Texas System Fusions du récepteur de tgf de type ii-type iii
JP6631865B2 (ja) 2014-08-11 2020-01-15 日本化薬株式会社 TGFβ阻害機能を持つキメラタンパク質
WO2016090035A2 (fr) 2014-12-02 2016-06-09 La Jolla Institute For Allergy And Immunology Modulateurs de l'activine et procédés de modulation de réponses immunitaires et de cellules t auxiliaires folliculaires
WO2016154601A1 (fr) 2015-03-26 2016-09-29 Acceleron Pharma Inc. Protéines de fusion associées à la follistatine et leurs utilisations
MD3280727T2 (ro) 2015-04-06 2021-06-30 Acceleron Pharma Inc Proteine de fuziune ale receptorului de tip I și de tip II cu un singur braț și utilizările acestora
MA41919A (fr) 2015-04-06 2018-02-13 Acceleron Pharma Inc Hétéromultimères alk4:actriib et leurs utilisations
HK1250373A1 (zh) 2015-04-06 2018-12-14 Acceleron Pharma Inc. Alk7:actriib异多聚体和其用途
DK3286206T3 (da) 2015-04-22 2021-05-03 Biogen Ma Inc Hidtil ukendte hybride actriib-ligand-trap-proteiner til behandling af muskelsvindsygdomme
WO2016205370A1 (fr) 2015-06-15 2016-12-22 Santa Maria Biotherapeutics, Inc. Méthodes d'utilisation de protéines à base du récepteur iib de l'activine
US20200231652A1 (en) 2015-08-31 2020-07-23 National Research Council Of Canada Tgf-b-receptor ectodomain fusion molecules and uses thereof
US20170240639A1 (en) 2016-02-22 2017-08-24 Acceleron Pharma Inc. Actrii antagonists for use in increasing immune activity
US20170306027A1 (en) 2016-04-06 2017-10-26 Acceleron Pharma Inc. Alk7 antagonists and uses thereof
US20200071382A1 (en) 2016-07-07 2020-03-05 Acceleron Pharma Inc. Tgf-beta superfamily heteromultimers and uses thereof
US20180008672A1 (en) 2016-07-08 2018-01-11 Regeneron Pharmaceuticals, Inc. Anti-activin a antibodies and methods of use thereof for treating pulmonary arterial hypertension
US10934532B2 (en) 2016-10-05 2021-03-02 Acceleron Pharma Inc. ALK4.ActRIIB heteromultimers
JOP20190085A1 (ar) 2016-10-20 2019-04-17 Biogen Ma Inc طرق علاج الضمور العضلي ومرض العظام باستخدام بروتينات احتجاز مركب ترابطي actriib هجين حديثة

Also Published As

Publication number Publication date
CN110678195A (zh) 2020-01-10
AU2017338921A1 (en) 2019-04-18
CA3039573A1 (fr) 2018-04-12
WO2018067879A1 (fr) 2018-04-12
US10934532B2 (en) 2021-03-02
KR20190075078A (ko) 2019-06-28
US20180163187A1 (en) 2018-06-14
JP2019536438A (ja) 2019-12-19
JP7219705B2 (ja) 2023-02-08
US20210363502A1 (en) 2021-11-25
US12054753B2 (en) 2024-08-06
JP2022177286A (ja) 2022-11-30
EP3522913A4 (fr) 2020-10-28
US20250084388A1 (en) 2025-03-13
EP3522913A1 (fr) 2019-08-14
BR112019006993A2 (pt) 2019-09-03
TW201813978A (zh) 2018-04-16

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