March 27, 2019
Kathryn Lenz's Prenatal Allergy Study
A single allergic reaction during pregnancy prompts sexual-development changes in the brains of offspring that last a lifetime, new research suggests.
Female rats born to mothers exposed to an allergen during pregnancy acted more characteristically “male” – mounting other female rodents, for instance – and had brains and nervous systems that looked more like those seen in typical male animals.
