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Fc functional antibodies in humans with severe H7N9 and seasonal influenza

Identifieur interne : 002E56 ( Main/Exploration ); précédent : 002E55; suivant : 002E57

Fc functional antibodies in humans with severe H7N9 and seasonal influenza

Auteurs : Hillary A. Vanderven [Australie] ; Lu Liu [République populaire de Chine] ; Fernanda Ana-Sosa-Batiz [Australie] ; Thi H. O. Nguyen [Australie] ; Yanmin Wan [République populaire de Chine] ; Bruce Wines [Australie] ; P. Mark Hogarth [Australie] ; Danielle Tilmanis [Australie] ; Arnold Reynaldi [Australie] ; Matthew S. Parsons [Australie] ; Aeron C. Hurt [Australie] ; Miles P. Davenport [Australie] ; Tom Kotsimbos [Australie] ; Allen C. Cheng [Australie] ; Katherine Kedzierska [Australie] ; Xiaoyan Zhang [République populaire de Chine] ; Jianqing Xu [République populaire de Chine] ; Stephen J. Kent [Australie]

Source :

RBID : PMC:5499372

Abstract

BACKGROUND. Both seasonal and novel avian influenza viruses can result in severe infections requiring hospitalization. Anti-influenza antibodies (Abs) with Fc-mediated effector functions, such as Ab-dependent cellular cytotoxicity (ADCC), are of growing interest in control of influenza but have not previously been studied during severe human infections. As such, the objective of this study was to examine Fc-mediated Ab functions in humans hospitalized with influenza infection.

METHODS. Serum Ab response was studied in subjects hospitalized with either pandemic H7N9 avian influenza virus in China (n = 18) or circulating seasonal influenza viruses in Melbourne, Australia (n = 16). Recombinant soluble Fc receptor dimer ELISAs, natural killer (NK) cell activation assays, and Ab-dependent killing assays with influenza-infected target cells were used to assess the Fc functionality of anti-influenza hemagglutinin (HA) Abs during severe human influenza infection.

RESULTS. We found that the peak generation of Fc functional HA Abs preceded that of neutralizing Abs for both severe H7N9 and seasonal influenza infections. Subjects who succumbed to complications of H7N9 infection demonstrated reduced HA-specific Fc receptor–binding Abs (in magnitude and breadth) immediately prior to death compared with those who survived. Subjects who recovered from H7N9 and severe seasonal influenza infections demonstrated increased Fc receptor–binding Abs not only against the homologous infecting strain but against HAs from different influenza A subtypes.

CONCLUSION. Collectively, survivors of severe influenza infection rapidly generate a functional Ab response capable of mediating ADCC against divergent influenza viruses. Broadly binding HA Abs with Fc-mediated functions may be a useful component of protective immunity to severe influenza infection.

FUNDING. The National Health and Medical Research Council ([NHMRC] grants 1023294, 1041832, and 1071916), the Australian Department of Health, and the joint University of Melbourne/Fudan University International Research and Research Training Fund provided funding for this study.


Url:
DOI: 10.1172/jci.insight.92750
PubMed: 28679958
PubMed Central: 5499372


Affiliations:


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<name sortKey="Kedzierska, Katherine" sort="Kedzierska, Katherine" uniqKey="Kedzierska K" first="Katherine" last="Kedzierska">Katherine Kedzierska</name>
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</author>
<author>
<name sortKey="Parsons, Matthew S" sort="Parsons, Matthew S" uniqKey="Parsons M" first="Matthew S." last="Parsons">Matthew S. Parsons</name>
<affiliation wicri:level="4">
<nlm:aff id="A1">Department of Microbiology and Immunology, Peter Doherty Institute for Infection and Immunity, University of Melbourne, Melbourne, Victoria, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>Department of Microbiology and Immunology, Peter Doherty Institute for Infection and Immunity, University of Melbourne, Melbourne, Victoria</wicri:regionArea>
<orgName type="university">Université de Melbourne</orgName>
<placeName>
<settlement type="city">Melbourne</settlement>
<region type="état">Victoria (État)</region>
</placeName>
</affiliation>
</author>
<author>
<name sortKey="Hurt, Aeron C" sort="Hurt, Aeron C" uniqKey="Hurt A" first="Aeron C." last="Hurt">Aeron C. Hurt</name>
<affiliation wicri:level="4">
<nlm:aff id="A4">WHO Collaborating Centre for Reference and Research on Influenza at the Peter Doherty Institute for Infection and Immunity, University of Melbourne, Melbourne, Victoria, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>WHO Collaborating Centre for Reference and Research on Influenza at the Peter Doherty Institute for Infection and Immunity, University of Melbourne, Melbourne, Victoria</wicri:regionArea>
<orgName type="university">Université de Melbourne</orgName>
<placeName>
<settlement type="city">Melbourne</settlement>
<region type="état">Victoria (État)</region>
</placeName>
</affiliation>
</author>
<author>
<name sortKey="Davenport, Miles P" sort="Davenport, Miles P" uniqKey="Davenport M" first="Miles P." last="Davenport">Miles P. Davenport</name>
<affiliation wicri:level="1">
<nlm:aff id="A5">Infection Analytics Program, Kirby Institute for Infection and Immunity, University of New South Wales Australia, Sydney, New South Wales, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>Infection Analytics Program, Kirby Institute for Infection and Immunity, University of New South Wales Australia, Sydney, New South Wales</wicri:regionArea>
<wicri:noRegion>New South Wales</wicri:noRegion>
</affiliation>
</author>
<author>
<name sortKey="Kotsimbos, Tom" sort="Kotsimbos, Tom" uniqKey="Kotsimbos T" first="Tom" last="Kotsimbos">Tom Kotsimbos</name>
<affiliation wicri:level="1">
<nlm:aff id="A6">Department of Allergy, Immunology and Respiratory Medicine, Alfred Hospital and Central Clinical School, Monash University, Melbourne, Victoria, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>Department of Allergy, Immunology and Respiratory Medicine, Alfred Hospital and Central Clinical School, Monash University, Melbourne, Victoria</wicri:regionArea>
<wicri:noRegion>Victoria</wicri:noRegion>
</affiliation>
</author>
<author>
<name sortKey="Cheng, Allen C" sort="Cheng, Allen C" uniqKey="Cheng A" first="Allen C." last="Cheng">Allen C. Cheng</name>
<affiliation wicri:level="1">
<nlm:aff id="A7">Infection Prevention and Healthcare Epidemiology Unit, Alfred Health and School of Public Health and Preventive Medicine, Monash University, Melbourne, Victoria, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>Infection Prevention and Healthcare Epidemiology Unit, Alfred Health and School of Public Health and Preventive Medicine, Monash University, Melbourne, Victoria</wicri:regionArea>
<wicri:noRegion>Victoria</wicri:noRegion>
</affiliation>
</author>
<author>
<name sortKey="Kedzierska, Katherine" sort="Kedzierska, Katherine" uniqKey="Kedzierska K" first="Katherine" last="Kedzierska">Katherine Kedzierska</name>
<affiliation wicri:level="4">
<nlm:aff id="A1">Department of Microbiology and Immunology, Peter Doherty Institute for Infection and Immunity, University of Melbourne, Melbourne, Victoria, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>Department of Microbiology and Immunology, Peter Doherty Institute for Infection and Immunity, University of Melbourne, Melbourne, Victoria</wicri:regionArea>
<orgName type="university">Université de Melbourne</orgName>
<placeName>
<settlement type="city">Melbourne</settlement>
<region type="état">Victoria (État)</region>
</placeName>
</affiliation>
</author>
<author>
<name sortKey="Zhang, Xiaoyan" sort="Zhang, Xiaoyan" uniqKey="Zhang X" first="Xiaoyan" last="Zhang">Xiaoyan Zhang</name>
<affiliation wicri:level="1">
<nlm:aff id="A2">Shanghai Public Health Clinical Centre (SPHCC) and Institute of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of the Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai, China.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">République populaire de Chine</country>
<wicri:regionArea>Shanghai Public Health Clinical Centre (SPHCC) and Institute of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of the Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai</wicri:regionArea>
<wicri:noRegion>Shanghai</wicri:noRegion>
</affiliation>
</author>
<author>
<name sortKey="Xu, Jianqing" sort="Xu, Jianqing" uniqKey="Xu J" first="Jianqing" last="Xu">Jianqing Xu</name>
<affiliation wicri:level="1">
<nlm:aff id="A2">Shanghai Public Health Clinical Centre (SPHCC) and Institute of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of the Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai, China.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">République populaire de Chine</country>
<wicri:regionArea>Shanghai Public Health Clinical Centre (SPHCC) and Institute of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of the Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai</wicri:regionArea>
<wicri:noRegion>Shanghai</wicri:noRegion>
</affiliation>
</author>
<author>
<name sortKey="Kent, Stephen J" sort="Kent, Stephen J" uniqKey="Kent S" first="Stephen J." last="Kent">Stephen J. Kent</name>
<affiliation wicri:level="4">
<nlm:aff id="A1">Department of Microbiology and Immunology, Peter Doherty Institute for Infection and Immunity, University of Melbourne, Melbourne, Victoria, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>Department of Microbiology and Immunology, Peter Doherty Institute for Infection and Immunity, University of Melbourne, Melbourne, Victoria</wicri:regionArea>
<orgName type="university">Université de Melbourne</orgName>
<placeName>
<settlement type="city">Melbourne</settlement>
<region type="état">Victoria (État)</region>
</placeName>
</affiliation>
<affiliation wicri:level="1">
<nlm:aff id="A8">Melbourne Sexual Health Centre and Department of Infectious Diseases, Alfred Health, Central Clinical School, Monash University, Melbourne, Victoria, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>Melbourne Sexual Health Centre and Department of Infectious Diseases, Alfred Health, Central Clinical School, Monash University, Melbourne, Victoria</wicri:regionArea>
<wicri:noRegion>Victoria</wicri:noRegion>
</affiliation>
<affiliation wicri:level="4">
<nlm:aff id="A9">ARC Centre of Excellence in Convergent Bio-Nano Science and Technology, University of Melbourne, Parkville, Victoria, Australia.</nlm:aff>
<country xml:lang="fr" wicri:curation="lc">Australie</country>
<wicri:regionArea>ARC Centre of Excellence in Convergent Bio-Nano Science and Technology, University of Melbourne, Parkville, Victoria</wicri:regionArea>
<orgName type="university">Université de Melbourne</orgName>
<placeName>
<settlement type="city">Melbourne</settlement>
<region type="état">Victoria (État)</region>
</placeName>
</affiliation>
</author>
</analytic>
<series>
<title level="j">JCI Insight</title>
<idno type="eISSN">2379-3708</idno>
<imprint>
<date when="????">????</date>
</imprint>
</series>
</biblStruct>
</sourceDesc>
</fileDesc>
<profileDesc>
<textClass></textClass>
</profileDesc>
</teiHeader>
<front>
<div type="abstract" xml:lang="en">
<p>
<bold>BACKGROUND.</bold>
Both seasonal and novel avian influenza viruses can result in severe infections requiring hospitalization. Anti-influenza antibodies (Abs) with Fc-mediated effector functions, such as Ab-dependent cellular cytotoxicity (ADCC), are of growing interest in control of influenza but have not previously been studied during severe human infections. As such, the objective of this study was to examine Fc-mediated Ab functions in humans hospitalized with influenza infection.</p>
<p>
<bold>METHODS.</bold>
Serum Ab response was studied in subjects hospitalized with either pandemic H7N9 avian influenza virus in China (
<italic>n</italic>
= 18) or circulating seasonal influenza viruses in Melbourne, Australia (
<italic>n</italic>
= 16). Recombinant soluble Fc receptor dimer ELISAs, natural killer (NK) cell activation assays, and Ab-dependent killing assays with influenza-infected target cells were used to assess the Fc functionality of anti-influenza hemagglutinin (HA) Abs during severe human influenza infection.</p>
<p>
<bold>RESULTS.</bold>
We found that the peak generation of Fc functional HA Abs preceded that of neutralizing Abs for both severe H7N9 and seasonal influenza infections. Subjects who succumbed to complications of H7N9 infection demonstrated reduced HA-specific Fc receptor–binding Abs (in magnitude and breadth) immediately prior to death compared with those who survived. Subjects who recovered from H7N9 and severe seasonal influenza infections demonstrated increased Fc receptor–binding Abs not only against the homologous infecting strain but against HAs from different influenza A subtypes.</p>
<p>
<bold>CONCLUSION.</bold>
Collectively, survivors of severe influenza infection rapidly generate a functional Ab response capable of mediating ADCC against divergent influenza viruses. Broadly binding HA Abs with Fc-mediated functions may be a useful component of protective immunity to severe influenza infection.</p>
<p>
<bold>FUNDING.</bold>
The National Health and Medical Research Council ([NHMRC] grants 1023294, 1041832, and 1071916), the Australian Department of Health, and the joint University of Melbourne/Fudan University International Research and Research Training Fund provided funding for this study.</p>
</div>
</front>
</TEI>
<affiliations>
<list>
<country>
<li>Australie</li>
<li>République populaire de Chine</li>
</country>
<region>
<li>Victoria (État)</li>
</region>
<settlement>
<li>Melbourne</li>
</settlement>
<orgName>
<li>Université de Melbourne</li>
</orgName>
</list>
<tree>
<country name="Australie">
<region name="Victoria (État)">
<name sortKey="Vanderven, Hillary A" sort="Vanderven, Hillary A" uniqKey="Vanderven H" first="Hillary A." last="Vanderven">Hillary A. Vanderven</name>
</region>
<name sortKey="Ana Sosa Batiz, Fernanda" sort="Ana Sosa Batiz, Fernanda" uniqKey="Ana Sosa Batiz F" first="Fernanda" last="Ana-Sosa-Batiz">Fernanda Ana-Sosa-Batiz</name>
<name sortKey="Cheng, Allen C" sort="Cheng, Allen C" uniqKey="Cheng A" first="Allen C." last="Cheng">Allen C. Cheng</name>
<name sortKey="Davenport, Miles P" sort="Davenport, Miles P" uniqKey="Davenport M" first="Miles P." last="Davenport">Miles P. Davenport</name>
<name sortKey="Hogarth, P Mark" sort="Hogarth, P Mark" uniqKey="Hogarth P" first="P. Mark" last="Hogarth">P. Mark Hogarth</name>
<name sortKey="Hurt, Aeron C" sort="Hurt, Aeron C" uniqKey="Hurt A" first="Aeron C." last="Hurt">Aeron C. Hurt</name>
<name sortKey="Kedzierska, Katherine" sort="Kedzierska, Katherine" uniqKey="Kedzierska K" first="Katherine" last="Kedzierska">Katherine Kedzierska</name>
<name sortKey="Kent, Stephen J" sort="Kent, Stephen J" uniqKey="Kent S" first="Stephen J." last="Kent">Stephen J. Kent</name>
<name sortKey="Kent, Stephen J" sort="Kent, Stephen J" uniqKey="Kent S" first="Stephen J." last="Kent">Stephen J. Kent</name>
<name sortKey="Kent, Stephen J" sort="Kent, Stephen J" uniqKey="Kent S" first="Stephen J." last="Kent">Stephen J. Kent</name>
<name sortKey="Kotsimbos, Tom" sort="Kotsimbos, Tom" uniqKey="Kotsimbos T" first="Tom" last="Kotsimbos">Tom Kotsimbos</name>
<name sortKey="Nguyen, Thi H O" sort="Nguyen, Thi H O" uniqKey="Nguyen T" first="Thi H. O." last="Nguyen">Thi H. O. Nguyen</name>
<name sortKey="Parsons, Matthew S" sort="Parsons, Matthew S" uniqKey="Parsons M" first="Matthew S." last="Parsons">Matthew S. Parsons</name>
<name sortKey="Reynaldi, Arnold" sort="Reynaldi, Arnold" uniqKey="Reynaldi A" first="Arnold" last="Reynaldi">Arnold Reynaldi</name>
<name sortKey="Tilmanis, Danielle" sort="Tilmanis, Danielle" uniqKey="Tilmanis D" first="Danielle" last="Tilmanis">Danielle Tilmanis</name>
<name sortKey="Wines, Bruce" sort="Wines, Bruce" uniqKey="Wines B" first="Bruce" last="Wines">Bruce Wines</name>
</country>
<country name="République populaire de Chine">
<noRegion>
<name sortKey="Liu, Lu" sort="Liu, Lu" uniqKey="Liu L" first="Lu" last="Liu">Lu Liu</name>
</noRegion>
<name sortKey="Wan, Yanmin" sort="Wan, Yanmin" uniqKey="Wan Y" first="Yanmin" last="Wan">Yanmin Wan</name>
<name sortKey="Xu, Jianqing" sort="Xu, Jianqing" uniqKey="Xu J" first="Jianqing" last="Xu">Jianqing Xu</name>
<name sortKey="Zhang, Xiaoyan" sort="Zhang, Xiaoyan" uniqKey="Zhang X" first="Xiaoyan" last="Zhang">Xiaoyan Zhang</name>
</country>
</tree>
</affiliations>
</record>

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