Abstract:
:The HER-2/neu protein is overexpressed in approximately 20% of human adenocarcinomas and is a defined tumor antigen in breast cancer. The purpose of this study was to evaluate the endogenous HER-2/neu specific antibody response in 57 patients with colorectal cancer. HER-2/neu specific antibodies, titer > or = 1:100, were detected in 14% (8/57) of patients with colorectal cancer compared to none of the normal control population (0/200). Furthermore, detection of HER-2/neu specific antibodies in the cancer population correlated significantly with HER-2/neu protein overexpression in the patients' tumor (p < 0.01). 46% of patients with HER-2/neu overexpressing tumors (6/13) and 5% of HER-2/neu negative tumors (2/44) had detectable HER-2/neu specific antibodies. The endogenous HER-2/neu antibody response in these patients was predominantly IgG or IgA.
journal_name
Hum Immunoljournal_title
Human immunologyauthors
Ward RL,Hawkins NJ,Coomber D,Disis MLdoi
10.1016/s0198-8859(99)00003-8subject
Has Abstractpub_date
1999-06-01 00:00:00pages
510-5issue
6eissn
0198-8859issn
1879-1166pii
S0198-8859(99)00003-8journal_volume
60pub_type
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