Dear Editor,Influenza affects humans of all ages;however,elderly people have increased susceptibility to infections and are especially predisposed to complications.1 A number of global efforts have increased influenza...Dear Editor,Influenza affects humans of all ages;however,elderly people have increased susceptibility to infections and are especially predisposed to complications.1 A number of global efforts have increased influenza vaccination administration in elderly people to reduce complications,particularly when seasonal influenza infections peak.2 To date,much is known about how influenza infection and host immunity interact during pathogenesis,which has led to a number of vaccines.3,4 However,the impact of influenza vaccines in older people is modest.2 Hence,the underlying pathophysiological mechanisms responsible for the worsening of influenza infection in old age are still elusive.展开更多
文摘Dear Editor,Influenza affects humans of all ages;however,elderly people have increased susceptibility to infections and are especially predisposed to complications.1 A number of global efforts have increased influenza vaccination administration in elderly people to reduce complications,particularly when seasonal influenza infections peak.2 To date,much is known about how influenza infection and host immunity interact during pathogenesis,which has led to a number of vaccines.3,4 However,the impact of influenza vaccines in older people is modest.2 Hence,the underlying pathophysiological mechanisms responsible for the worsening of influenza infection in old age are still elusive.