Chiesi and Arbor ink gene editing deal

6 October 2025

Family-controlled Italian biopharma Chiesi Group and US genetic medicines company Arbor Biotechnologies have announced an exclusive global collaboration and license deal for the latter’s clinical stage program, ABO-101 in primary hyperoxaluria type 1 (PH1).

The agreement also includes a multitarget option agreement for the use of Arbor’s advanced gene editing platform technology to develop novel liver targeted therapies for rare diseases.

At the pharma-based company, these programs are spearheaded by Chiesi Global Rare Diseases, the group’s dedicated business unit focused on research, development, and commercialization of therapies for rare and ultra-rare conditions.

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