Atsena Completes Dosing in Part B of the Phase I/II/III LIGHTHOUSE Trial Evaluating ATSN-201 to Treat X-linked Retinoschisis and Announces Plans for Initiation of Pivotal … The post Atsena Completes Dosing in Part B of the Phase I/II/III LIGHTHOUSE Trial Evaluating ATSN-201 to Treat X-linked Retinoschisis and Announces Plans for Initiation of Pivotal Part C Cohort appeared first on Atsena Therapeutics .