Chicken IgY is the designation for the IgG-like molecule found in avian species. The IMMUNOtek Chicken IgY (IgG) ELISA is a rapid, easy to use enzyme linked immunosorbent assay (ELISA) designed for the measurement of chicken IgY in chicken serum, egg yolk or white, plasma, saliva, mucosa, cell culture fluid from chicken cells or other biological samples