<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>16578</id><no>ROCHE-BN44715</no><status>Open</status><title>A PHASE III, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED, MULTICENTER STUDY TO EVALUATE THE EFFICACY AND SAFETY OF INTRAVENOUS PRASINEZUMAB IN PARTICIPANTS WITH EARLY-STAGE PARKINSON&amp;#8217;S DISEASE</title><secondary_protocol_no>BN44715</secondary_protocol_no><nct_id>NCT07174310</nct_id><sponsor_type>Industrial</sponsor_type><age_group>Adult</age_group><treatment_type>Treatment</treatment_type><disease_site>Other</disease_site><PI>Pagan, Fernando</PI><institution>Georgetown University Medical Center : Abby Caudill; Lombardi Comprehensive Cancer Center : Abby Caudill</institution><management_group>GUMC Neurology</management_group><item><contact_id>18152</contact_id><item_description>Abby Caudill</item_description><js_safe_str>Abby Caudill</js_safe_str><email>ac3018@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>