Skip to main content
ARS Home » Office of Communications » Images » Photos » Jun98 » k7929-1

Download a high-resolution (300dpi) digital image

Image Number K7929-1

Entomologist Richard Brenner has developed a cockroach antigen detection system that allows him to map the distribution of these harmful substances so that contaminated areas can be cleaned. The antigens are proteins that can cause asthmatic attacks and other allergic reactions.

Photo by Keith Weller.

640 pixels wide: (k7929-1.jpg)

Please visit our Image Gallery