News & Perspective

Jan 25, 2008

Jan 25, 2008

Cambodian study hints at subclinical H5N1 cases

(CIDRAP News) – A recent study in Cambodia suggests that some human cases of infection with the H5N1 avian influenza virus escape detection because symptoms are mild or absent, according to a report from an international avian flu conference this week in Bangkok.

Jan 22, 2008

Jan 22, 2008

WHO catalogs H5N1 viruses, launches tracking system

Editor's note: This story was revised on Jan 23 to correct errors regarding the numbers of clinical specimens and H5N1 viruses submitted by Indonesia to the World Health Organization in 2007.

Jan 16, 2008

Jan 16, 2008

Exposure source unclear in 25% of human H5N1 cases

(CIDRAP News) – In at least 25% of human infections with the H5N1 avian influenza virus, just how the person was exposed to the virus remains a mystery, according to a report by an expert panel set up by the World Health Organization (WHO).

Jan 14, 2008

Jan 14, 2008

Study refines view of H5N1 virus's binding preferences

(CIDRAP News) – A research report published last week says that the factors governing whether H5N1 avian influenza viruses can invade human cells are more complex than previously thought and have to do with the particular shape of the cell-surface sugar molecules to which viruses attach.