<em>Acute cellular rejection is mediated by lymphocytes that have been activated against donor antigens, primarily in the lymphoid tissues of the recipient. The donor dendritic cells (also called passenger leukocytes) enter the circulation and function as antigen-presenting cells (APCs).</em>
I am most interested in the economical aspect of political science because we as citizens of our country deserve to know what debt or financial trouble, if any, it is in.