Serum dehydroepiandrosterone (DHEA) and DHEA sulfate are negatively correlated with serum interleukin-6 (IL-6), and DHEA inhibits IL-6 secretion from mononuclear cells in man in vitro: possible link between endocrinosenescence and immunosenescence. - Straub,R.H.; Konecna,L.; Hrach,S.; Rothe,G.; Kreutz,M.; Scholmerich,J.; Falk,W.; Lang,B. (J Clin Endocrinol Metab, 1998)