Sonnet BioTherapeutics Announces Issuance of U.S. Patent Covering a Variant IL-18 Incorporated into Two Novel Immunotherapeutic Drug Candidates

Both novel bifunctional (SON-1411) and monofunctional (SON-1400) fusion proteins exhibit wild-type binding to the IL-18 receptor (IL-18Rc), coupled with undetectable binding to the inhibitory IL-18 binding protein (IL-18BP)