Emphasis is directed towards how stress affects resistance to infection.
As part of this interest, Dr. Sonnenfeld has carried out numerous experiments in the US and Russia to determine effects of space flight on the immune system. E.S. Spaceflight and development of immune responses. Kinney, K.S., Austin, C.E., Morton, D.S., and Sonnenfeld, G. Catecholamine enhancement of Aeromonas hydrophila growth. Pourshafie, M.R., Sonnenfeld, G. Barrow W.W. Immunological and ultrastructural disruptions of T lymphocytes following exposure to the glycopptidolipid isolated from the Mycobacterium avium complex. Henson, D.A., Nieman, D.C., Blodgett, A.D., Butterworth, D.E., Utter, A., Davis, M.J., Sonnenfeld, G., Morton, D.S., Fagoaga, O.R., and Nehlsen-Cannarella, S.L. Influence of exercise mode and carbohydrate on the immune response to prolonged exercise.