Thursday, May 16, 2019 Human Antibody Reveals Hidden Vulnerability in Influenza Virus The ever-changing "head" of an influenza virus protein has an unexpected Achilles heel, report scientists funded by NIAID. The team discovered and characterized the structure of a naturally occurring human antibody that recognizes and disrupts a portion of the hemagglutinin (HA) protein that the virus uses to enter and infect cells.  The site was not expected to be vulnerable to such an antibody strike; the discovery could aid the quest for a universal flu vaccine. National Institute of Allergy and Infectious Diseases  |  National Institutes of Health Update your subscriptions, modify your password or e-mail address, or stop subscriptions at any time on your Subscriber Preferences Page. You will need to use your e-mail address to log in. If you have questions or problems with the subscription service, please contact subscriberhelp.govdelivery.com. This service is provided to you at no charge by National Institute of Allergy and Infectious Diseases (NIAID). This email was sent to myhcistech.healthnews360@blogger.com using GovDelivery Communications Cloud on behalf of: National Institute of Allergy and Infectious Diseases · 5601 Fishers Lane · Bethesda, MD 20892 · 1-866-284-4107