Sex Matters in the Lab

In 2016, the National Institutes of Health introduced a regulation to address a growing issue in clinical research -- sex differences. Until then, most work that relied on animal models tended to use only male critters. The trend was problematic, particularly since any drug therapies based on these studies often worked differently once females were factored into the equation. Since the recent push for more balance, researchers are discovering startling sex differences in their animal model