Mesoblast (ASX:MSB) said a pivotal trial is expected to start site enrollment this quarter for the label extension of Ryoncil for use in adults with steroid-refractory acute graft-versus-host disease (SR-aGvHD), according to a Thursday filing with the Australian bourse.
Ryoncil is the company's mesenchymal stromal cell (MSC) therapy for the treatment of patients aged 2 months and older, including adolescents and teenagers, with SR-aGvHD.
Shares of the company fell nearly 4% in recent Thursday trade.