The cell's levels are known to increase to help maintain a healthy pregnancy, for example, so the immune system does not attack the fetus that has DNA from both the parents
According to the first-of-its-kind study, adenovirus can disrupt electrical signaling in the heart and impede the formation of new communication channels between cells
Older studies have found that vitamin D may play a role in the immune system in the case of those suffering from inflammatory bowel disease and autoimmune disorders.