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Helen Murray Free (February 20, 1923 – May 1, 2021) was an American chemist and educator. She is most known for revolutionizing many in vitro self-testing systems for diabetes and other diseases while working at Miles Laboratories.
Helen Murray Free, née le 20 février 1923 à Pittsburgh (Pennsylvanie) et morte le 1 er mai 2021 à Elkhart [1], est une chimiste américaine. Elle est connue pour ses travaux sur les tests d'autocontrôle de la glycémie par l'urine pour les diabétiques [2].
3 mai 2021 · Helen Murray Free, a chemist who ushered in a revolution in diagnostic testing when she co-developed the dip-and-read diabetes test, a paper strip that detected glucose in urine, died on Saturday...
- Denise Gellene
Helen M. Free (1923–2021) was born in Pittsburgh, Pennsylvania, the daughter of James S. Murray, a coal-company salesman, and Daisy Piper Murray, who died in an influenza epidemic when Helen was six. She received her early education in the public schools of Youngstown, Ohio, and graduated from a small high school in Poland, a Youngstown suburb.
Helen Mae Murray Free. Chemist and co-inventor of dip-and-read diagnostic testing. She was born on Feb 20, 1923, in Pittsburgh, PA, USA, and died following a stroke in Elkhart, IN, USA, on May 1, 2021, aged 98 years.
24 juil. 2021 · Chemist and co-inventor of dip-and-read diagnostic testing. She was born on Feb 20, 1923, in Pittsburgh, PA, USA, and died following a stroke in Elkhart, IN, USA, on May 1, 2021, aged 98 years. In the early 1940s, testing for the presence and amount of glucose in urine was cumbersome and inaccurate.
Helen Free is a chemist who invented dip-and-read tests for diabetes and urinalysis. She also worked for Bayer and promoted science education, especially for women and underprivileged students.
