404. That’s an error.

The requested URL /translate_c?hl=fr&sl=en&u=http://www.virology.ws/2009/03/17/persistent-viral-infections/&prev=/search%3Fq%3Dxmrv%2Bfebruary%2B2011%26hl%3Dfr%26prmd%3Divnsfd&rurl=translate.google.co.uk&usg=ALkJrhhCZKPC3XExnjTVz6aDfe7mZ2XHoA was not found on this server. That’s all we know.