Older adults may also be vulnerable to new swine influenza virus, study suggests
By: The Canadian Press
Last Modified: 01/26/2012 5:26 PM
TORONTO - A new Canadian study suggests older adults — and likely the elderly — may be vulnerable to infection with a swine influenza virus that has been causing sporadic human cases in the United States.
To date most of the cases have been seen in children under 10 and the initial thought was that children and teens were likely to be the most vulnerable age groups.
But a study by Canadian researchers suggests that while young adults have antibodies that react to the swine viruses, the levels of those antibodies decline in adults in their 40s and 50s.
The research didn't look for antibodies in the blood of senior citizens but the researchers said that work would be important to do...