unlike the renal 25-hydroxy-vitamin d ( 25ohd ) -1-hydroxylase , normally the sole synthetic source of the hormone in man , the 25ohd3-1-hydroxylation reaction in cultured pulmonary alveolar macrophages ( pam ) from patients with sarcoidosis is subject to stimulation by the immune cytokine interferon-gamma ( ifn gamma ) and inhibition by the antiinflammatory glucocorticoid dexamethasone .
C0036202
sarcoidosis
C0011777
dexamethasone