ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,614, issued on March 25, was assigned to GenAns Biotechnology Co. Ltd. (Beijing).

"Hybridization chain reaction-based method for amplifying immunosignals" was invented by Rui Lin (Beijing) and Minmin Luo (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides an antibody-based bioanalytical method, specifically a hybridization Chain Reaction-based Method for Amplifying Immunosignals named immunosignal HCR (isHCR), which combines antibody-antigen interactions with hybridization Chain Reaction (HCR) technology for amplifying immunosignals. The invention also provides a kit for performing the above isHCR."

The patent was filed ...