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Chemist Marie Tousignant prepares a membrane for nonradioactive dot-blot hybridization.

Image Number K7142-18

To detect the presence of CARNA 5 in field samples, chemist Marie Tousignant prepares a membrane for nonradioactive dot-blot hybridization. More than 1,000 samples were tested in this manner.

Photo by Scott Bauer





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