Volume 88 Issue 21 | p. 41
Issue Date: May 24, 2010

Frees' Work Garners Landmark Status

Dip-and-read diagnostics strips are a boon to diabetics
Department: ACS News
Keywords: Helen M. Free, Alfred I. Free, Clinistix

The American Chemical Society recently honored the scientific fruits of the extraordinary partnership of Helen M. and Alfred I. Free as its 66th National Historic Chemical Landmark. The designation marked the Frees' 1956 development of Clinistix, the first dip-and-read diagnostic test strips for monitoring glucose in urine. Ceremonies were held on May 1 in Elkhart, Ind., where the couple spent their careers at Miles Laboratories and Bayer HealthCare.

Invention of the test strips, still marketed . . .

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