Percy Lavon Julian, a young, Black scientist working in Jim Crow America, gained international recognition after beating chemists at the University of Oxford in the race to synthesize the alkaloid physostigmine, used for decades as a treatment for glaucoma.
The University of Texas Southwestern professor’s research focused on the androgen hormones that cause male sexual differentiation and may also lead to prostate disease.
A meta-analysis of seven randomized controlled trials concludes that dexamethasone and other corticosteroids reduce 28-day mortality in seriously ill patients.
The steroid’s exceptional performance in early results from the RECOVERY clinical trial in the United Kingdom is a rational outcome of the drug’s anti-inflammatory effects, experts say.
The plant geneticist has revolutionized researchers’ understanding of how light affects plant growth and development, and is engineering plants to combat climate change.