After natural killer immune cells kill virus-infected cells, T and B immune cells produce cytokines. This makes the immune reaction stronger and results in the cytokine storm associated with severe COVID-19 infection.
Natural killer cells may play a critical role in regulating and restraining neuroinflammation and protein clumping associated with Parkinson's disease.
Study reveals how a pregnant woman's vaccine-induced immunities are transferred to her offspring via the placenta. The findings have positive implications for the development of new, more effective maternal vaccines.