Patent ID: 8481273

Claim:
A method for detecting tumor cell metastasis in a human subject comprising the steps of: (a) exposing a sample of body fluid from the subject to an antibody that is immunospecific for an antigen consisting of an amino acid sequence of SEQ ID NO:1, 2, 3, 4, or 5, wherein the body fluid is selected from the group consisting of blood plasma, serum and urine, whereby an antibody-antigen complex is formed; (b) detecting the antibody-antigen complex; (c) quantifying the amount of the detected antibody-antigen complex relative to a standard; (d) determining the presence of the tumor cell metastasis in the subject based on a higher amount of the detected antibody-antigen complex relative to the standard; and (e) selecting or devising treatment or counseling to the subject based on the presence of the tumor cell metastasis in the subject.