Cancer Weekly
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Immunization
Study results from RIKEN broaden understanding of immunization
July 1st, 2008
"Vaccination with heat shock proteins (HSP) protects mice from challenge with the tumor from which the HSP were isolated. The antigenicity of HSP vaccination is thought to result from HSP-associated endogenous major histocompatibility complex class I peptides or their precursors," scientists writing in the journal Cancer Science report. "The vaccination effect can be achieved in an adjuvant-free manner and is mediated by CD8(+) T cells, indicating that HSP can act as a natural adjuvant and cross-prime T cells in vivo. We previously devised a recombinant vaccine composed of a CD8(+) T cell epitope fused to the carboxyl-terminus of hsc70 and demonstrated efficient...
Source: Cancer Weekly (2008-07-01)
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