Spontaneous human squamous cell carcinomas are killed by a human cytotoxic T lymphocyte clone recognizing a wild-type p53-derived peptide

M Röpke, J Hald, Per Guldberg, J Zeuthen, L Nørgaard, L Fugger, A Svejgaard, S Van der Burg, H W Nijman, C J Melief, Mogens Helweg Claesson

145 Citationer (Scopus)

Abstract

A cytotoxic T lymphocyte (CTL) clone generated in vitro from the peripheral blood of a healthy HLA-A2-positive individual against a synthetic p53 protein-derived wild-type peptide (L9V) was shown to kill squamous carcinoma cell lines derived from two head and neck carcinomas, which expressed mutant p53 genes, in a L9V/HLA-A2 specific and restricted fashion. Thus, the normal tolerance against endogenously processed p53 protein-derived self-epitopes can be broken by peptide-specific in vitro priming. p53 protein-derived wild-type peptides might thus represent tumor associated target molecules for immunotherapeutical approaches.
OriginalsprogEngelsk
TidsskriftProceedings of the National Academy of Sciences of the United States of America
Vol/bind93
Udgave nummer25
Sider (fra-til)14704-7
Antal sider4
ISSN0027-8424
StatusUdgivet - 10 dec. 1996

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