Prenatal allergies prompt sexual changes in offspring

(Ohio State University) 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.
Source: EurekAlert! - Biology - Category: Biology Source Type: news