ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,228,572, issued on Feb. 18, was assigned to THE FIRST HOSPITAL OF CHINA MEDICAL UNIVERSITY (Shenyang, China).

"Enhanced expression of polo-like kinase 3 (PLK3) in human immunodeficiency virus (HIV)-infected cells" was invented by Guoxin Liang (Shenyang, China) and Hong Shang (Shenyang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Biomarker of HIV or SIV infected cells and its application are provided. The marker is PLK (polo-like kinase). By inhibiting the activity of a PLK protein or clearing the same, the purpose of releasing viruses without activating a repository is achieved, such that the viruses can be detected in a physiological state and...