US Patent Issued to ACCESS MEDICAL SYSTEMS on Sept. 16 for "Immunoassay with enhanced sensitivity" (Chinese, American Inventors)

ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,416,627, issued on Sept. 16, was assigned to ACCESS MEDICAL SYSTEMS LTD. (Palo Alto, Calif.).

"Immunoassay with enhanced sensitivity" was invented by Robert F. Zuk (Menlo Park, Calif.), Hong Tan (San Jose, Calif.), Qing Xia (Sunnyvale, Calif.), Pu Li (San Jose, Calif.), Haode Chen (Shanghai) and Heng Wu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention is directed to methods for increasing sensitivities of immunoassays. The invention utilizes an acid elution condition that preferentially elute specifically bound immune complexes over non-specifically bound complexes from a solid phase, and designs immunoassay protocols that...