Moms’ ability to ‘remember’ prior pregnancies suggests new strategies for preventing complications

Scientists have known for decades that pregnancy requires a mother’s body to adjust so that her immune system does not attack the growing fetus as if it were a hostile foreign invader. Yet despite learning a great deal more about the immunology of pregnancy in recent years, a new study shows that the cellular cross-talk between a mother and her offspring is even more complex and long-lasting than expected.