Keyhole limpet hemocyanin contains Gal(β1-3)-GalNAc determinants that are cross-reactive with the T antigen

Itzhak Wirguin, Ljubica Suturkova-Milosević, Chiara Briani, Norman Latov

Research output: Contribution to journalArticlepeer-review

67 Scopus citations

Abstract

Keyhole limpet hemocyanin (KLH) is widely used as a carrier molecule to enhance immune responses to administered antigens, and for immunotherapy of bladder and renal carcinoma. In the present study we show, using lectin and antibody binding studies, that native KLH contains Gal(β1-3)GalNAc-bearing oligosaccharides, and that immunization with KLH in Lewis rats induces the production of anti-Gal(β1-3)GalNAc antibodies. This might explain the beneficial effect of KLH in bladder cancers that express crossreactive Gal(β1-3)GalNAc determinants or the T antigen.

Original languageEnglish
Pages (from-to)307-310
Number of pages4
JournalCancer Immunology, Immunotherapy
Volume40
Issue number5
DOIs
StatePublished - 1 Sep 1995
Externally publishedYes

Keywords

  • Immunotherapy
  • Keyhole limpet hemocyanin (KLH)
  • T antigen

ASJC Scopus subject areas

  • Immunology and Allergy
  • Immunology
  • Oncology
  • Cancer Research

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