Résultats pour "UP" dans Femmes

From award-winning author Tonya Bolden comes a biography of the first Black woman elected to the U.S. House of Representatives and the first Black woman to run for president with a major political party: Shirley Chisholm. Before there was Barack Obama, before there was Kamala Harris, there was...

Hungarian American biochemist Katalin Kati Karikó became fascinated by science as a child and grew up determined to find a way to use messenger RNA—a copy of a part of DNA that provides cells with instructions to make proteins—to help fight illness. An mRNA vaccine had never been made before, and she faced frequent criticism and was told by other scientists she would never succeed. Karikó refused to give up her research, and when the COVID-19 pandemic hit, she played a critical role in developing the successful Pfizer-BioNTech mRNA vaccine faster than any other vaccine in history.