Mpox-specific immune responses elicited by vaccination or infection in people living with HIV

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In the recent mpox outbreak, people living with HIV (PLWH) were at high risk both for contracting infection and for suffering a more severe disease course. We studied cellular and humoral immune responses elicited by mpox infection (n = 5; n = 3 PLWH) or smallpox vaccination (n = 17; all PLWH) in a cohort of men who have sex with men. All PLWH were successfully treated, with stable CD4 counts and undetectable HIV viral loads. 11/17 vaccinated individuals had received childhood smallpox vaccination. In this group of individuals, both two-dose MVA-vaccination and natural infection evoked mpox-specific immune responses mediated by B cells as well as CD4 and CD8 T cells. This study improves our understanding of smallpox vaccination mediated cross-reactivity to other orthopox viruses, and the long-lasting durability of childhood smallpox vaccination mediated immune responses including in PLWH.

Medienart:

E-Artikel

Erscheinungsjahr:

2024

Erschienen:

2024

Enthalten in:

Zur Gesamtaufnahme - year:2024

Enthalten in:

The Journal of infectious diseases - (2024) vom: 13. März

Sprache:

Englisch

Beteiligte Personen:

Grüner, Eva [VerfasserIn]
Grossegesse, Marica [VerfasserIn]
Stern, Daniel [VerfasserIn]
Ober, Veronica [VerfasserIn]
Eser, Tabea M [VerfasserIn]
Reiling, Gabriele [VerfasserIn]
Stirner, Renate [VerfasserIn]
Ibarra, Gerardo [VerfasserIn]
Postel, Nils [VerfasserIn]
Conca, Raffaele [VerfasserIn]
Dächert, Christopher [VerfasserIn]
Grifoni, Alba [VerfasserIn]
Sette, Alessandro [VerfasserIn]
Bogner, Johannes [VerfasserIn]
Seybold, Ulrich [VerfasserIn]
Roider, Julia [VerfasserIn]

Links:

Volltext

Themen:

HIV
IgG response
Journal Article
MVA-vaccine
Mpox recovered
Mpox virus
Neutralizing antibodies
Orthopox virus
Smallpox-vaccine
T cell response

Anmerkungen:

Date Revised 13.03.2024

published: Print-Electronic

Citation Status Publisher

doi:

10.1093/infdis/jiae138

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM369684524