How early formation of a baby’s immune system The development of infant immune system has begun his life as a form of the fetus in the womb. Growing increasingly perfect and complete after the baby is born. While still a fetus in the womb of the mother, babies get antibodies through the placenta. Antibodies “passive” is protecting him from attacks during the disease is still in the womb. The fetus is very dependent on the mother to protect himself. Perfect development of the Read more...