H7N9 avian influenza virus infection in men is associated with testosterone depletion
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H7N9 avian influenza virus infection in men is associated with testosterone depletion. / Bai, Tian; Chen, Yongkun; Beck, Sebastian; Stanelle-Bertram, Stephanie; Mounogou, Nancy Kouassi; Chen, Tao; Dong, Jie; Schneider, Bettina; Jia, Tingting; Yang, Jing; Wang, Lijie; Meinhardt, Andreas; Zapf, Antonia; Kreienbrock, Lothar; Wang, Dayan; Shu, Yuelong; Gabriel, Gülsah.
In: NAT COMMUN, Vol. 13, No. 1, 6936, 14.11.2022.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - H7N9 avian influenza virus infection in men is associated with testosterone depletion
AU - Bai, Tian
AU - Chen, Yongkun
AU - Beck, Sebastian
AU - Stanelle-Bertram, Stephanie
AU - Mounogou, Nancy Kouassi
AU - Chen, Tao
AU - Dong, Jie
AU - Schneider, Bettina
AU - Jia, Tingting
AU - Yang, Jing
AU - Wang, Lijie
AU - Meinhardt, Andreas
AU - Zapf, Antonia
AU - Kreienbrock, Lothar
AU - Wang, Dayan
AU - Shu, Yuelong
AU - Gabriel, Gülsah
N1 - © 2022. The Author(s).
PY - 2022/11/14
Y1 - 2022/11/14
N2 - Human infections with H7N9 avian influenza A virus that emerged in East China in 2013 and caused high morbidity rates were more frequently detected in men than in women over the last five epidemic waves. However, molecular markers associated with poor disease outcomes in men are still unknown. In this study, we systematically analysed sex hormone and cytokine levels in males and females with laboratory-confirmed H7N9 influenza in comparison to H7N9-negative control groups as well as laboratory-confirmed seasonal H1N1/H3N2 influenza cases (n = 369). Multivariable analyses reveal that H7N9-infected men present with considerably reduced testosterone levels associated with a poor outcome compared to non-infected controls. Regression analyses reveal that testosterone levels in H7N9-infected men are negatively associated with the levels of several pro-inflammatory cytokines, such as IL-6 and IL-15. To assess whether there is a causal relationship between low testosterone levels and avian H7N9 influenza infection, we used a mouse model. In male mice, we show that respiratory H7N9 infection leads to a high viral load and inflammatory cytokine response in the testes as well as a reduction in pre-infection plasma testosterone levels. Collectively, these findings suggest that monitoring sex hormone levels may support individualized management for patients with avian influenza infections.
AB - Human infections with H7N9 avian influenza A virus that emerged in East China in 2013 and caused high morbidity rates were more frequently detected in men than in women over the last five epidemic waves. However, molecular markers associated with poor disease outcomes in men are still unknown. In this study, we systematically analysed sex hormone and cytokine levels in males and females with laboratory-confirmed H7N9 influenza in comparison to H7N9-negative control groups as well as laboratory-confirmed seasonal H1N1/H3N2 influenza cases (n = 369). Multivariable analyses reveal that H7N9-infected men present with considerably reduced testosterone levels associated with a poor outcome compared to non-infected controls. Regression analyses reveal that testosterone levels in H7N9-infected men are negatively associated with the levels of several pro-inflammatory cytokines, such as IL-6 and IL-15. To assess whether there is a causal relationship between low testosterone levels and avian H7N9 influenza infection, we used a mouse model. In male mice, we show that respiratory H7N9 infection leads to a high viral load and inflammatory cytokine response in the testes as well as a reduction in pre-infection plasma testosterone levels. Collectively, these findings suggest that monitoring sex hormone levels may support individualized management for patients with avian influenza infections.
KW - Humans
KW - Male
KW - Female
KW - Animals
KW - Mice
KW - Influenza in Birds
KW - Influenza A Virus, H7N9 Subtype
KW - Influenza, Human
KW - Influenza A Virus, H1N1 Subtype
KW - Influenza A Virus, H3N2 Subtype
KW - Testosterone
KW - Cytokines
KW - China/epidemiology
U2 - 10.1038/s41467-022-34500-5
DO - 10.1038/s41467-022-34500-5
M3 - SCORING: Journal article
C2 - 36376288
VL - 13
JO - NAT COMMUN
JF - NAT COMMUN
SN - 2041-1723
IS - 1
M1 - 6936
ER -