Demonstration here of an antigen microarray manufactured by Arrayit Corporation using US Patent 6,101,946. It is a protein microarray spotted with different antigens designed to identify, measure and report levels of immunoglobulin G (IgG) proteins present in human serum or plasma. Introduction Antigens (biomarkers) have been microarrayed on a specially polished and treated glass microscope slide using US Patent 6,101,946. This slide contains biomarkers which can be incubated with either diluted patient se