Targeted Amatoxin Conjugate for Treatment of Solid Tumors

Thu, 09 Apr 2026 12:25:57 +0000
Intellectual Property

Heidelberg Pharma Research GmbH has published a US patent application (US20260097093A1) for a targeted amatoxin-linker conjugate designed to treat solid tumors. The application discloses an amatoxin-linker construct where R1 and R2 are each OH, R3 is NH2 or a linker, R4 is H or a linker, and R5 is absent or O, with the conjugate useful in manufacturing binding moiety-toxin therapeutics. Filing date was October 6, 2025.