One consideration with the mass use of flu vaccine in healthy children is the removal of natural antibodies to flu which are obtained from natural infection. (wellnessmama.com)
The researchers used a technique that closely mimics natural infection. (pennstatehealthnews.org)
Scientists also are investigating the potential use of broadly neutralizing antibodies directed against HIV which are elicited in natural infection in some HIV - infected individuals. (sciencedaily.com)