Research Article

Secretory IgA in Mucosa of Pharynx and Larynx Plays an Important Role against Influenza A Virus Infection in Kidney Yang Deficiency Syndrome Model

Figure 7

Lung histopathology of different treatment group’s mice after infection with influenza A virus. Representative histologic sections of lung tissues from experimental mice were stained by hematoxylin and eosin (magnification, ×100).