| abstract |
By measuring the level of at least one secreted antigen in a biological sample from an individual and comparing the measured level of at least one secreted antigen to a predetermined value or a range of predetermined values, Individuals at risk can be identified. Secretory antigens that can be measured include H-1 antigen, H-2 antigen, Lewis b antigen and Lewis y antigen, and derivatives thereof (eg, sialylated Lewis a, Lewis x, Lewis b, Lewis y; H -1, H-2, Lewis a, Lewis x, Lewis b or Lewis y)). |