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He said that results of this study suggest that there may be two separate ways the brain communicates with the spleen to regulate immune function. This points the way to a possible solution for treating sepsis. It may be more effective to take advantage of the central nervous system to control cells of the spleen.
Nerve cells in the brain and the rest of the nervous system use chemical messengers. These messengers help cells send messages to each other. One of these messengers. is called serotonin. Studies show that serotonin plays a vital role in how our body works.