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Title:
VACCINES AGAINST PREGNANCY-ASSOCIATED MALARIA
Document Type and Number:
WIPO Patent Application WO/2012/014073
Kind Code:
A3
Abstract:
The present invention relates to specific regions of the N-terminal portion of the VAR2CSA protein and to the use of such specific regions in the prevention of pregnancy-associated malaria. The invention also provides immunogenic compositions and vaccines that are useful for preventing malaria in pregnant women.

Inventors:
TUIKUE NDAM NICAISE (FR)
DELORON PHILIPPE (FR)
GNIDEHOU SEDAMI URSULA ALIX CARINE (FR)
QUIVIGER MICKAEL (FR)
BIGEY PASCAL (FR)
SCHERMAN DANIEL (FR)
Application Number:
PCT/IB2011/002069
Publication Date:
April 26, 2012
Filing Date:
July 29, 2011
Export Citation:
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Assignee:
INST RECH DEVELOPPEMENT IRD (FR)
TUIKUE NDAM NICAISE (FR)
DELORON PHILIPPE (FR)
GNIDEHOU SEDAMI URSULA ALIX CARINE (FR)
QUIVIGER MICKAEL (FR)
BIGEY PASCAL (FR)
SCHERMAN DANIEL (FR)
International Classes:
A61K48/00; A61K39/015; A61P33/06; C07K14/445
Domestic Patent References:
WO2004067559A12004-08-12
Other References:
NIELSEN MORTEN A ET AL: "Induction of adhesion-inhibitory antibodies against placental Plasmodium falciparum parasites by using single domains of VAR2CSA.", INFECTION AND IMMUNITY, vol. 77, no. 6, June 2009 (2009-06-01), pages 2482 - 2487, XP002636115, ISSN: 1098-5522
KHUNRAE P ET AL: "Full-Length Recombinant Plasmodium falciparum VAR2CSA Binds Specifically to CSPG and Induces Potent Parasite Adhesion-Blocking Antibodies", JOURNAL OF MOLECULAR BIOLOGY, LONDON, GB, vol. 397, no. 3, 2 April 2010 (2010-04-02), pages 826 - 834, XP026954293, ISSN: 0022-2836, [retrieved on 20100125]
HILL ADRIAN V S ET AL: "Prime-boost vectored malaria vaccines: progress and prospects.", HUMAN VACCINES, vol. 6, no. 1, January 2010 (2010-01-01), pages 78 - 83, XP002636116, ISSN: 1554-8619
AVRIL MARION ET AL: "Evidence for globally shared, cross-reacting polymorphic epitopes in the pregnancy-associated malaria vaccine candidate VAR2CSA", INFECTION AND IMMUNITY, vol. 76, no. 4, April 2008 (2008-04-01), pages 1791 - 1800, XP002636117, ISSN: 0019-9567
SALANTI ALI ET AL: "Several domains from VAR2CSA can induce Plasmodium falciparum adhesion-blocking antibodies", MALARIA JOURNAL, BIOMED CENTRAL, LONDON, GB, vol. 9, no. 1, 11 January 2010 (2010-01-11), pages 11, XP021067752, ISSN: 1475-2875
DAHLBACK M ET AL: "Can any lessons be learned from the ambiguous glycan binding of PfEMP1 domains?", TRENDS IN PARASITOLOGY, vol. 26, no. 5, 1 May 2010 (2010-05-01), ELSEVIER CURRENT TRENDS, GB, pages 230 - 235, XP027030428, ISSN: 1471-4922, [retrieved on 20100226]
SRIVASTAVA ANAND ET AL: "Var2CSA Minimal CSA Binding Region Is Located within the N-Terminal Region", PLOS ONE, vol. 6, no. 5, May 2011 (2011-05-01), XP002669766, ISSN: 1932-6203
PINTO VERA V ET AL: "Differential Induction of Functional IgG Using the Plasmodium falciparum Placental Malaria Vaccine Candidate VAR2CSA.", PLOS ONE, vol. 6, no. 3, E17942, March 2011 (2011-03-01), pages 1 - 8, XP002636118, ISSN: 1932-6203
DAHLBÄCK MADELEINE ET AL: "The chondroitin sulfate A-binding site of the VAR2CSA protein involves multiple N-terminal domains.", THE JOURNAL OF BIOLOGICAL CHEMISTRY 6 MAY 2011 LNKD- PUBMED:21398524, vol. 286, no. 18, 6 May 2011 (2011-05-06), pages 15908 - 15917, XP002669767, ISSN: 1083-351X
BITA BORDBAR ET AL: "Identification of Id1-DBL2X of VAR2CSA as a key domain inducing highly inhibitory and cross-reactive antibodies", VACCINE, vol. 30, no. 7, 1 February 2012 (2012-02-01), pages 1343 - 1348, XP055019210, ISSN: 0264-410X, DOI: 10.1016/j.vaccine.2011.12.065
BIGEY PASCAL ET AL: "The NTS-DBL2X region of VAR2CSA induces cross-reactive antibodies that inhibit adhesion of several Plasmodium falciparum isolates to chondroitin sulfate A", THE JOURNAL OF INFECTIOUS DISEASES UNITED STATES 15 DEC 2010,, vol. 204, no. 7, 1 October 2011 (2011-10-01), pages 1125 - 1133, XP009156487, ISSN: 1537-6613
Attorney, Agent or Firm:
TOUATI, Catherine et al. (52 rue de la Victoire, Paris Cedex 09, FR)
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