Abstract:
:Interleukin-1 receptor antagonist (IL-1Ra) is a specific inhibitor of interleukin-1 (IL-1). It is structurally similar to IL-1 and binds to IL-1 cell surface receptors, but does not transduce a signal. To examine the relationship between the production of IL-1Ra and IL-1, we incubated peripheral blood mononuclear cells (PBMC) with endotoxin (10 ng/ml) and after 24 h measured the total synthesis (intra- and extracellular) of IL-1Ra, IL-1 alpha and IL-1 beta. PBMC from 25 patients with chronic renal failure were studied. The total synthesis of IL-1Ra closely correlated with that of IL-1 beta (R = 0.786, p < 0.001). In contrast, the correlation between the total synthesis of IL-1Ra and IL-1 alpha was poor (R = 0.282, p > 0.05). These results suggest that in dialysis patients, the endogenous production of IL-1Ra is a 'footprint' of IL-1 beta production and can probably be used as a marker of the level of production of IL-1.
journal_name
Nephronjournal_title
Nephronauthors
Pereira BJ,King AJ,Falagas ME,Dinarello CAdoi
10.1159/000187994subject
Has Abstractpub_date
1994-01-01 00:00:00pages
358-61issue
3eissn
1660-8151issn
2235-3186journal_volume
67pub_type
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