Cytokines are small secreted proteins, that are released by cells and have a specific effect on the interactions and communications between cells, Cytokines are important in cell signaling, Cytokines are peptides and can’t cross...
Acquired immunity is the resistance of the body to new pathogens or that have infected the body before, If the second line of defence failed in getting rid of the foreign body, the body...
Some organs of the immune system are called lymphoid organs because they are home to lymphocytes which are the main components of the lymphatic system, The parts of the immune system are scattered throughout...
