Prospective Study of Avian Influenza Virus Infections among Rural Thai Villagers

Prospective Study of Avian Influenza Virus Infections among Rural Thai Villagers

BACKGROUND In 2008, 800 rural Thai adults living within Kamphaeng Phet Province were enrolled in a prospective cohort study of zoonotic influenza transmission. Serological analyses of enrollment sera suggested this cohort had experienced subclinical avian influenza virus (AIV) infections with H9N2 and H5N1 viruses. METHODS After enrollment, participants were contacted weekly for 24 mos for ac...

Little Evidence of Subclinical Avian Influenza Virus Infections among Rural Villagers in Cambodia

In 2008, 800 adults living within rural Kampong Cham Province, Cambodia were enrolled in a prospective cohort study of zoonotic influenza transmission. After enrollment, participants were contacted weekly for 24 months to identify acute influenza-like illnesses (ILI). Follow-up sera were collected at 12 and 24 months. A transmission substudy was also conducted among the family contacts of cohor...

High Rate of A(H1N1)pdm09 Infections among Rural Thai Villagers, 2009–2010

BACKGROUND Pandemic influenza A(H1N1)pdm09 emerged in Thailand in 2009. A prospective longitudinal adult cohort and household transmission study of influenza-like illness (ILI) was ongoing in rural Thailand at the time of emergence. Symptomatic and subclinical A(H1N1)pdm09 infection rates in the cohort and among household members were evaluated. METHODS A cohort of 800 Thai adults underwent a...

Standardization of ELISA for Detection of Avian Influenza Virus Antibodies

Isolation and Identification of Avian Influenza Virus H9N2 Subtype