Marian Irwin Osterhout (1888-1973), US botanist. Osterhout was educated at Bryn Mawr and Radcliffe, obtaining her doctorate in 1919. She later worked

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Marian Irwin Osterhout (1888-1973), US botanist. Osterhout was educated at Bryn Mawr and Radcliffe, obtaining her doctorate in 1919. She later worked at the Rockefeller Institute from 1925 to 1933. Her research speciality was cell permeability.

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