Seroreactivity of the SEREX clones were determined in sera from 75 breast cancer patients , 75 colon cancer patients , and 25 healthy donors .
O O O O O O O O O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature B-OrganismTaxon O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature B-OrganismTaxon O O O O O O