ES2544702T3 - Vacunas en forma de ADNi y métodos para utilizarlas - Google Patents

Vacunas en forma de ADNi y métodos para utilizarlas

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Publication number
ES2544702T3
ES2544702T3 ES09798313.4T ES09798313T ES2544702T3 ES 2544702 T3 ES2544702 T3 ES 2544702T3 ES 09798313 T ES09798313 T ES 09798313T ES 2544702 T3 ES2544702 T3 ES 2544702T3
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adni
vaccine
cdna
cells
dna
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Peter Pushko
Igor Lukashevich
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Medigen Inc
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Medigen Inc
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K39/12—Viral antigens
    • A61K39/193—Equine encephalomyelitis virus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K39/12—Viral antigens
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/14—Antivirals for RNA viruses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00—Drugs for immunological or allergic disorders
    • A61P37/02—Immunomodulators
    • A61P37/04—Immunostimulants
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09—Recombinant DNA-technology
    • C12N15/63—Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
    • C12N15/79—Vectors or expression systems specially adapted for eukaryotic hosts
    • C12N15/85—Vectors or expression systems specially adapted for eukaryotic hosts for animal cells
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N7/00—Viruses; Bacteriophages; Compositions thereof; Preparation or purification thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K2039/51—Medicinal preparations containing antigens or antibodies comprising whole cells, viruses or DNA/RNA
    • A61K2039/53—DNA (RNA) vaccination
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2770/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssRNA viruses positive-sense
    • C12N2770/00011—Details
    • C12N2770/24011—Flaviviridae
    • C12N2770/24111—Flavivirus, e.g. yellow fever virus, dengue, JEV
    • C12N2770/24134—Use of virus or viral component as vaccine, e.g. live-attenuated or inactivated virus, VLP, viral protein
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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    • C12N2770/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssRNA viruses positive-sense
    • C12N2770/00011—Details
    • C12N2770/24011—Flaviviridae
    • C12N2770/24111—Flavivirus, e.g. yellow fever virus, dengue, JEV
    • C12N2770/24161—Methods of inactivation or attenuation
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2770/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssRNA viruses positive-sense
    • C12N2770/00011—Details
    • C12N2770/36011—Togaviridae
    • C12N2770/36111—Alphavirus, e.g. Sindbis virus, VEE, EEE, WEE, Semliki
    • C12N2770/36134—Use of virus or viral component as vaccine, e.g. live-attenuated or inactivated virus, VLP, viral protein
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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    • C12N2770/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA ssRNA viruses positive-sense
    • C12N2770/00011—Details
    • C12N2770/36011—Togaviridae
    • C12N2770/36111—Alphavirus, e.g. Sindbis virus, VEE, EEE, WEE, Semliki
    • C12N2770/36161—Methods of inactivation or attenuation
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Virology (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Immunology (AREA)
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  • Biomedical Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
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  • Biochemistry (AREA)
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  • Plant Pathology (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Communicable Diseases (AREA)
  • Oncology (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

Abstract

Un vector plasmídico que contiene: (a) un promotor de la ARN polimerasa, ligado operablemente a un ADN que codifica una molécula de ARN infeccioso; y (b) una cola de poli-A en dirección 3' respecto a dicho ADN donde: (i) la molécula de ARN codifica un virus de la fiebre amarilla (YF) atenuado; y (ii) el promotor de la ARN polimerasa es adecuado para la expresión en células de mamífero.

Description

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E09798313
05-08-2015
imagen10
Vacuna en forma de ADNi* Mortalidad de las células BHK tras la transfección con ADN in vitro** Título de YF17D, mediante ensayo en placas***
*** Ensayo realizado en medio recogido a partir de las células transfectadas 5 días después de la transfección.
Ejemplo 5. (Ejemplo de referencia) Infección de células CHO con virus TC-83 obtenidos a partir de células transfectadas con ADNi. Con el fin de confirmar que se generan virus TC-83 vivos en las células transfectadas con ADN plasmídico que contienen el ADNc de TC-83 completo, se recolecta el medio a partir de células transfectadas (remítase al ejemplo 3) y se utiliza para infectar células CHO frescas. Se infectan células CHO frescas en portaobjetos con 8 pocillos con medio diluido 100 veces recolectado a partir de las células transfectadas, y se detecta la expresión de antígenos de TC-83 mediante IFA 24 h después de la infección (Tabla III). Los resultados indican que el medio procedente de las células transfectadas con vacunas con TC-83 basadas en que ADNi contienen virus TC-83 infecciosos vivos.
Tabla III. Infección de células CHO frescas con medio recogido a partir de las células CHO transfectadas con ADNi que contiene el ADNc completo de la vacuna TC-83 en dirección 8’ respecto al promtor CMV*
imagen11
Transfección con vacuna en forma de ADN % de células positivas para el antígeno de TC-83, por IFA
1.
ADNi modificado de TC-83 contra VEE, clon 12 100
2.
ADNi de TC-83 contra VEE, clon 13-1 80
3.
ADNi de TC-83 contra VEE, clon 13-2 100
4.
ADN p3-10 que expresa únicamente proteínas estructurales de TC-83 (control) 0
5.
Células CHO no transfectadas (control) 0
* Se diluye 100 veces el medio recogido a partir de las células transfectadas 5 días después de la transfección (Tabla I), a continuación se utilizan 100 mcL para infectar células CHO frescas en portaobjetos con 8 pocillos durante 1 h a 37°C, 5% de CO2. A continuación, se añaden 300 mcL de medio completo y se prolonga la incubación 24 h. ** IFA 24 h después de la infección, utilizando antisuero para proteínas estructurales de TC-83.
Ejemplo 6. (Ejemplo de referencia) Vacunación de ratones con la vacuna en forma de ADNi de TC-83.
Se inyecta una dosis de cada vacuna en forma de ADNi de TC-83 (clones 12, 13-1, 13-2, tal y como se indica en la Tabla I) comprendida entre 1 ng y 1 mg por vía intramuscular, subcutánea e intradérmica a ratones de laboratorio (BALB/c, C57BL/6, Swiss Webster exógamos, u otra cepa susceptible). Se aíslan las vacunas en forma de ADNi de TC-83 a partir de E. coli en forma de ADN plasmídico utilizando el método de aislamiento de ADN Endo-free de Promega. En 30 días, los animales reciben una segunda dosis idéntica del seno retroorbital en los días 0, 30 y 60. Se determina la respuesta inmunitaria mediante métodos inmunológicos estándar incluida la determinación de anticuerpos séricos contra los antígenos de TC-83 en el suero de animales vacunados mediante ELISA. Se detectan anticuerpos séricos contra los antígenos de TC-83 lo que sugiere una vacunación con éxito con la vacuna en forma de ADNi de TC-83.
Ejemplo 7. Vacunación de ratones con la vacuna en forma de ADNi de YF17D.
Se inyecta una dosis de cada vacuna en forma de ADNi de 17D (remítase a la secuencia de ADN en la Figura 7) comprendida entre 1 ng y 1 mg por vía intramuscular, subcutánea e intradérmica a ratones de laboratorio (BALB/c, C57BL/6, Swiss Webster exógamos u otra cepa susceptible). Se aísla la vacuna en forma de ADNi de 17D a partir de E. coli en forma de ADN plasmídico utilizando el método de aislamiento de ADN Endo-free de Promega. En 30 días, los animales reciben una segunda dosis idéntica de la vacuna en forma de ADNi de 17D. Se toman muestras séricas del seno retroorbital de animales anestesiados en los días 0, 30 y 60. Se determina la respuesta inmunitaria mediante métodos inmunológicos estándar que incluyen la determinación de anticuerpos séricos contra los antígenos de YF 17D en el suero de animales vacunados mediante ELISA. Se detectan anticuerpos séricos contra los antígenos de YF lo que sugiere una vacunación con éxito con la vacuna en forma de ADNi de YF17D.
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Claims (1)

  1. imagen1
ES09798313.4T 2008-07-17 2009-07-17 Vacunas en forma de ADNi y métodos para utilizarlas Active ES2544702T3 (es)

Applications Claiming Priority (3)

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US8148208P 2008-07-17 2008-07-17
US81482P 2008-07-17
PCT/US2009/004133 WO2010008576A2 (en) 2008-07-17 2009-07-17 Idna vaccines and methods for using the same

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EP (3) EP3992296A1 (es)
BR (1) BRPI0916186B8 (es)
DK (2) DK2977457T3 (es)
ES (2) ES2902787T3 (es)
WO (1) WO2010008576A2 (es)

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Publication number Priority date Publication date Assignee Title
EP3992296A1 (en) 2008-07-17 2022-05-04 Medigen, Inc. Idna vaccines and methods for using the same
US10602508B2 (en) * 2015-08-10 2020-03-24 Qualcomm Incorporated LTE-direct communication for vehicle-to-vehicle
TW201907937A (zh) 2017-05-08 2019-03-01 美商葛利史東腫瘤科技公司 阿爾法病毒新抗原載體
JP7653013B2 (ja) 2018-01-04 2025-03-28 アイコニック セラピューティクス リミテッド ライアビリティ カンパニー 抗組織因子抗体、抗体薬物コンジュゲート、及び関連する方法
MX2021014525A (es) 2019-05-30 2022-03-17 Gritstone Bio Inc Adenovirus modificados.
EP4192496A4 (en) 2020-08-06 2025-01-01 Gritstone bio, Inc. MULTIEPITOP VACCINE CASSETTES

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BRPI9701774B8 (pt) * 1997-04-11 2015-09-29 Fundação Oswaldo Cruz Fiocruz cdna mutante e infeccioso do vírus da febre amarela, constructo de dna, vírus recombinante de febre amarela e vacina para humanos contra infecções de febre amarela.
DE69920192T2 (de) * 1998-03-27 2005-09-29 The Secretary Of State For Defence, Salisbury Rekombinantes virus
FR2779736B1 (fr) * 1998-06-12 2002-12-13 Goemar Lab Sa Genes codant pour des beta-agarases et leur utilisation pour la production d'enzymes de biodegradation des agars
AU771774B2 (en) * 1998-12-07 2004-04-01 U.S. Medical Research Institute Of Infectious Diseases Live attenuated Venezuelan equine encephalitis vaccine
GB2372991B (en) * 2001-03-09 2004-11-17 Fiocruz Fundacao Oswaldo Cruz Flavivirus expression vector
AU2002303330B2 (en) * 2001-05-31 2008-07-24 Novartis Vaccines And Diagnostics, Inc. Chimeric alphavirus replicon particles
AU2003902842A0 (en) * 2003-06-06 2003-06-26 The University Of Queensland Flavivirus replicon packaging system
WO2005026316A2 (en) * 2003-09-15 2005-03-24 Bioption Ab Alphavirus vaccines
US7459163B2 (en) 2004-02-25 2008-12-02 University Of Kansas Infectious DNA as a vaccine against west nile and other flaviviruses
US20060198854A1 (en) 2004-12-28 2006-09-07 Peter Pushko Vector platforms derived from the alphavirus vaccines
EP3992296A1 (en) * 2008-07-17 2022-05-04 Medigen, Inc. Idna vaccines and methods for using the same
DK2519266T3 (da) * 2009-12-31 2017-11-06 Medigen Inc Infektiøse DNA vacciner mod Chikungunya virus

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US8691563B2 (en) 2014-04-08
BRPI0916186A2 (pt) 2018-05-29
WO2010008576A3 (en) 2010-04-29
EP3992296A1 (en) 2022-05-04
EP2977457A2 (en) 2016-01-27
HK1220720A1 (en) 2017-05-12
US20140178430A1 (en) 2014-06-26
EP2310510A4 (en) 2012-01-25
US20180243404A1 (en) 2018-08-30
EP2977457A3 (en) 2016-05-04
BRPI0916186B1 (pt) 2021-03-09
EP2977457B1 (en) 2021-09-01
BRPI0916186B8 (pt) 2021-05-25
ES2902787T3 (es) 2022-03-29
EP2310510B1 (en) 2015-05-06
EP2310510A2 (en) 2011-04-20
WO2010008576A2 (en) 2010-01-21
US20110243989A1 (en) 2011-10-06
US10653769B2 (en) 2020-05-19
DK2310510T3 (en) 2015-08-03
DK2977457T3 (da) 2021-12-06
US9968672B2 (en) 2018-05-15

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