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NCI Drug Dictionary


keyhole limpet hemocyanin 
A natural protein isolated from the marine mollusc keyhole limpet. Keyhole limpet hemocyanin is an immunogenic carrier protein that, in vivo, increases antigenic immune responses to haptens and other weak antigens such as idiotype proteins. Check for active clinical trials or closed clinical trials using this agent. (NCI Thesaurus)
Acronym:KLH