negative regulation of leukocyte activation | negative regulation of immune system process | regulation of immune system process | negative regulation of cellular process | negative regulation of microglial cell activation | positive regulation of macrophage activation | regulation of cellular process | positive regulation of immune system process | positive regulation of cell activation | negative regulation of macrophage activation | regulation of macrophage activation | negative regulation of cell activation | positive regulation of leukocyte activation | regulation of cell activation | positive regulation of microglial cell activation | regulation of microglial cell activation