Aclaris' MK2 Inhibitor Shows Encouraging Data In Phase I

 | Jan 13, 2020 05:03AM ET

Aclaris Therapeutics, Inc. (NASDAQ:ACRS) announced positive data from the phase I ATI-450-PKPD-101 study on it investigational MK2 inhibitor, ATI-450, currently being developed for addressing immuno-inflammatory diseases.

The single ascending dose and multiple ascending dose (SAD/MAD) clinical study evaluated the safety, tolerability, pharmacokinetics and pharmacodynamics of orally administered ATI-450 in healthy patients.

Preliminary data from the study showed that treatment with ATI-450 led to marked inhibition of key inflammatory cytokines, such as TNFα, IL1β, IL8, and IL6 and was generally well-tolerated across all-dose level tested. No serious side effects were reported from the same.

Importantly, preliminary data from the study supports progression to a phase IIa proof-of-concept studies for immuno-inflammatory diseases. Aclaris plans to initiate a phase II study for treating rheumatoid arthritis in the first half of this year.

Shares of Aclaris rallied 17.2% following this announcement. However, the stock has plunged 68.2% in the past year against the industry’s rise of 0.8%.