ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,188, issued on March 17, was assigned to Organovo Inc. (Sam Diego, Calif.).

"Engineered three-dimensional skin tissues, arrays thereof, and methods of making the same" was invented by Kelsey Nicole Retting (San Diego), Colin M. O'Neill (La Jolla, Calif.), Deborah Lynn Greene Nguyen (San Diego), Sharon C. Presnell (Poway, Calif.), Jessica Langer (Teaneck, N.J.), Guive Balooch (New York), Elizabeth Wu (San Francisco) and Julien Demaude (Paris).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are bioprinted, three-dimensional, biological skin tissues comprising: a dermal layer comprising dermal fibroblasts; and an epidermal layer comprising ker...