Barbara McClintock: Maize, "Jumping Genes," and the Long Road to the Nobel
pplpod18 Jan

Barbara McClintock: Maize, "Jumping Genes," and the Long Road to the Nobel

In this episode of pplpod, we explore the solitary brilliance of Barbara McClintock (1902–1992), the cytogeneticist who revolutionized our understanding of DNA through her study of maize chromosomes. We discuss how McClintock’s meticulous research at Cold Spring Harbor Laboratory led to the discovery of "controlling elements"—or transposons—revealing that genes could move within the genome and regulate physical traits.

Join us as we cover:

• The "Capacity to Be Alone": McClintock’s early life, her independence, and her persistence in a field where she often felt like an outsider.

• A Scientific Revolution: How she discovered that the genome is not static but fluid, challenging the scientific mainstream of the 1940s and 1950s.

• Skepticism and Silence: Why the hostility toward her complex theories led her to stop publishing detailed accounts of her research on controlling elements in 1953.

• Ultimate Vindication: How the molecular biology era finally caught up to her insights, leading to her 1983 Nobel Prize in Physiology or Medicine—making her the first American woman to win an unshared Nobel in the sciences.

From the breakage-fusion-bridge cycle to the "McClintock Myth," tune in to learn how a scientist with a "feeling for the organism" changed the history of genetics.

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