Screening of neisserial vaccine candidates and vaccines...

Chemistry: natural resins or derivatives; peptides or proteins; – Proteins – i.e. – more than 100 amino acid residues

Reexamination Certificate

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C530S825000, C424S190100, C424S234100, C424S250100, C424S184100, C514S002600

Reexamination Certificate

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06861507

ABSTRACT:
Methods of screening for vaccine candidates, vaccines against pathogenicneisscriaand intermediaries for such vaccines have been developed. Two vaccine candidates TspA and TspB have been identified and characterised which either alone or in conjunction with the vaccines provide for treatment against pathogenicneisseriasin particularNeisseria meningitidisand/orNeisseria gonorrhoea.

REFERENCES:
patent: 0 287 206 (1988-10-01), None
patent: WO 9006696 (1990-06-01), None
Ellis RW. Vaccines. (Eds) Plotkin et al. W.B. Sanunders Company, Philadelphia, Chapter 29, 1988.*
International Preliminary Examination Report, International Application No. PCT/GB99/02205, dated Oct. 6, 2000.
WO 99 24578 A (Pizza Mariagrazia; Scarlato Vincenzo (IT); Rappuoli Rino (IT); CHI) May 20, 1999.
Wiertz c J et al: T-cell responses to outer membrane proteins of Neisseria meningtidis:comparative study of the Opa, Opc, and PorA proteins. Infection and Immunity, (Jan. 1996) 64 (1) 298-304.
Kizil G et al: Identifiction and characterization of TspA, a major CD4(+)T-cell—and B-cell -stimulating Neisseria-specific antigen. Infection and Immunity, (Jul. 1999) 67 (7) 3533-41.
Naess L M et al: Human T-cell responses after vaccination with the Norwegian group B meningococcal outer membrane vesicle vaccine. Infection and Immunity. (Mar. 1998) 66 (3) 959-65.
Sanderson, S et al. J. Exp. Med. 1995. vol. 182, pp 1751-1757.
PCT International Application Published, WO/00/03003, Publication Date: Jan. 20, 2000.

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