AR 153
Alternative Names: AR-153; pH-B7-H3-MMAELatest Information Update: 06 Jul 2025
At a glance
- Originator Y-Biologics
- Class Antibodies; Antineoplastics; Auristatins; Drug conjugates; Immunoconjugates
- Mechanism of Action Apoptosis stimulants; Mitosis inhibitors; Tubulin inhibitors; Tubulin polymerisation inhibitors
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Orphan Drug Status
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Preclinical Solid tumours
Most Recent Events
- 01 Jul 2025 YBL-015 and AR153 are both related to Y-Biologics and involve cancer treatment, but they represent different approaches. YBL-015 is an antibody-drug conjugate (ADC) targeting B7-H3 for solid tumors. AR153, on the other hand, is a pH-sensitive antibody that binds to antigens specifically in the acidic environment of tumors, minimizing harm to healthy cells
- 25 Apr 2025 Preclinical trials in Solid tumours in South Korea (Parenteral)
- 25 Apr 2025 Pharmacodynamics data from preclinical trial in Solid tumours presented at the 116th Annual Meeting of the American Association for Cancer (AACR-2025)