Ropes & Gray Advised R1 Therapeutics in Global License to Develop Chronic Kidney Disease Therapy

In The News
March 18, 2026

Ropes & Gray represented R1 Therapeutics, a biopharmaceutical company focused on development of first-in-class therapeutics for patients with kidney disease, with an exclusive global license to develop and commercialize AP306 outside of Greater China from China-based Alebund Pharmaceuticals. The transaction was announced on March 17.

Proceeds from an oversubscribed $77.5 million Series A financing will fund R1’s global development program of AP306 in partnership with Alebund, including a Phase 2b clinical study as a monotherapy for the treatment of hyperphosphatemia in patients with chronic kidney disease on dialysis.

The Ropes & Gray team included IP transactions partner Geoffrey Lin, and IP transactions associate Evan Tallmadge.