(permission obtained from webpage) Pictures:

• sinnombre_thumb.gif : Micrograph from C. Goldsmith, Division of Viral and Rickettsial Diseases, Centers for Disease Control and Prevention

  Original location: http://www.vetnet.ucdavis.edu/fam_graphics/download.html

  Description: Sin Nombre virus, the cause of Hantavirus pulmonary syndrome in southwestern US. This virus was discovered in 1993 when there was a cluster of cases in one place at one time. Magnification approx. x45,000..