<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>9650</id><no>M19-148</no><status>Open (affiliates only)</status><title>A Randomized, Double-Blind, Placebo-Controlled Proof-of-Concept Study to Assess the Safety and Efficacy of Elezanumab in Acute Ischemic Stroke</title><nct_id>NCT04309474</nct_id><sponsor_type>Industrial</sponsor_type><age_group>Adult</age_group><treatment_type>Treatment</treatment_type><disease_site>Other</disease_site><PI>Edwardson, Matthew</PI><institution>Georgetown University Medical Center : Micah Hamilton; Lombardi Comprehensive Cancer Center : Micah Hamilton</institution><management_group>GUMC Neurology</management_group><item><contact_id>15852</contact_id><item_description>Micah Hamilton</item_description><js_safe_str>Micah Hamilton</js_safe_str><email>mgh62@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>