Fig. 3 | Signal Transduction and Targeted Therapy

Fig. 3

From: Sequential infection with H1N1 and SARS-CoV-2 aggravated COVID-19 pathogenesis in a mammalian model, and co-vaccination as an effective method of prevention of COVID-19 and influenza

Fig. 3

Histopathological features of co-infection with H1N1 and SARS-CoV-2 in ferrets. a Histopathological changes of F/F, F/C, and F/FC ferrets at 5 days post-virus challenge. b Immunofluorescence analysis of H1N1 or SARS-CoV-2 antigens in lung tissues from the F/F, F/C, and F/FC ferrets. Black bar = 100 μm, white bar = 50 μm

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