<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>14208</id><no>ROCHE-WP44131</no><status>Open</status><title>A PHASE I, MULTICENTER, OPEN-LABEL, UNCONTROLLED STUDY TO EVALUATE PHARMACOKINETICS, PHARMACODYNAMICS, SAFETY, AND TOLERABILITY OF SATRALIZUMAB IN ADULT PATIENTS WITH AQP4 ANTIBODY-POSITIVE NEUROMYELITIS OPTICA SPECTRUM DISORDER WITH BODYWEIGHT &gt;100 KG  </title><secondary_protocol_no>WP44131</secondary_protocol_no><nct_id>NCT99999999</nct_id><sponsor_type>Industrial</sponsor_type><age_group>Adult</age_group><treatment_type>Treatment</treatment_type><disease_site>Other</disease_site><PI>Osborne, Benjamin</PI><institution>Georgetown University Medical Center : David Pisfil; Lombardi Comprehensive Cancer Center : David Pisfil</institution><management_group>GUMC Neurology; GUMC PFS</management_group><item><contact_id>10694</contact_id><item_description>David Pisfil</item_description><js_safe_str>David Pisfil</js_safe_str><email>ddp39@georgetown.edu</email></item></protocol><sipVersion>2026.1.0 Build 16</sipVersion><copyright> &lt;a href="https://advarra.com" target="_blank"&gt;&amp;copy; 2026 Advarra, Inc.&lt;/a&gt; </copyright></protocol_summary>