“…Stress hormones that are responsible for the stimulation of HPA axis and sympathetic (adrenergic) activity, for those nearly all immune cells have receptors. [6,12,83] Particularly, receptors present on B cells, T cells macrophage and monocyte for the Substance P, glucocorticoids, neuropeptide, growth hormones, catecholamine's, serotonin and prolactin. For corticotrophin-releasing hormone T cells also have receptors.…”