ALEXANDRIA, Va., June 16 -- United States Patent no. 12,653,925, issued on June 16.

"Method for preparing bionic collagen aqueous solution and use method thereof" was invented by Mingchun Du (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bionic collagen aqueous solution, and a preparation method therefor and a use method thereof. By adding simulated body fluid components, the ion components and ion strength of the collagen aqueous solution are regulated, the pH value is regulated, and a tissue microenvironment is simulated. By adding connecting molecules, the binding of collagen molecules to tissues is improved, and the biocompatibility of the collagen aqueous solution is enhanced. The conc...