Influenza-specific antibody-dependent cellular cytotoxicity: toward a universal influenza vaccine

S Jegaskanda, PC Reading, SJ Kent - The Journal of Immunology, 2014 - journals.aai.org
S Jegaskanda, PC Reading, SJ Kent
The Journal of Immunology, 2014journals.aai.org
There is an urgent need for universal influenza vaccines that can control emerging
pandemic influenza virus threats without the need to generate new vaccines for each strain.
Neutralizing Abs to the influenza virus hemagglutinin glycoprotein are effective at controlling
influenza infection but generally target highly variable regions. Abs that can mediate other
functions, such as killing influenza-infected cells and activating innate immune responses
(termed “Ab-dependent cellular cytotoxicity [ADCC]-mediating Abs”), may assist in protective …
Abstract
There is an urgent need for universal influenza vaccines that can control emerging pandemic influenza virus threats without the need to generate new vaccines for each strain. Neutralizing Abs to the influenza virus hemagglutinin glycoprotein are effective at controlling influenza infection but generally target highly variable regions. Abs that can mediate other functions, such as killing influenza-infected cells and activating innate immune responses (termed “Ab-dependent cellular cytotoxicity [ADCC]-mediating Abs”), may assist in protective immunity to influenza. ADCC-mediating Abs can target more conserved regions of influenza virus proteins and recognize a broader array of influenza strains. We review recent research on influenza-specific ADCC Abs and their potential role in improved influenza-vaccination strategies.
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