ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,964, issued on Feb. 10, was assigned to Charles River Laboratories International Inc. (Wilmington, Mass.).

"Detection of infectious agents from environmental air dust" was invented by Kenneth S. Henderson (Wilmington, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure are directed to systems and methods for collection and analysis of environmental air dust (EAD) within an individually ventilated cage rack (IVR) environment for detecting pathogens. The method includes collection of an EAD sample by a collection media, isolation of a plurality of nucleic acids (e.g., RNA and/or DNA) representative of one or more...