Athersys, Inc., along with its affiliates, filed a motion for joint administration of their Chapter 11 bankruptcy cases in the US Bankruptcy Court on January 6, 2024. As per the motion, the debtor seeks the joint administration of the cases of its affiliates, ABT Holding Company, Advanced Biotherapeutics, Inc., ReGenesys, LLC, and ReGenesys BVBA, with its own case for administrative and procedural purposes. Athersys, Inc. has been proposed as the lead debtor.