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. Author manuscript; available in PMC: 2009 Aug 1.
Published in final edited form as: J Pharmacol Exp Ther. 2008 Apr 30;326(2):532–545. doi: 10.1124/jpet.108.137372

Table 2.

Pro-inflammatory Cytokine mRNA Disease Progression Parameters

Parameter (units) Description Estimatea
TNF0(ng/mg_RNA) TNF-α mRNA baseline 14.97b
kt1 (hr−1) TNF-α transduction rate constant 0.08889b
kin_TNFα(hr−1) TNF-α mRNA synthesis rate constant 186.5
kdis_TNFα(ng/mg_RNA) TNF-α mRNA disease steady-state 13.11
IC50_TNFαDRN(nMol) IC50 for CST effects on TNF-α mRNA via GR 550.0
γ1 Hill coefficient of CST effects on TNF-α mRNA 2.000b
IL1β0(ng/mg_RNA) IL-1β mRNA baseline 5.730b
kt2 (hr−1) IL-1β mRNA transduction rate constant 0.0345b
kin_IL1β(hr−1) IL-1β mRNA synthesis rate constant 24.82
kdis_IL1β(ng/mg_RNA) IL-1β mRNA disease steady-steady without remission 70.11
IC50_IL1β/DRN IC50 for CST effects on IL-1β mRNA via GR 32.55
IL60(ng/mg_RNA) IL-6 mRNA baseline 4.698b
kt3 (hr−1) IL-6 mRNA transduction rate constant 0.0550b
kin_IL6 (hr−1) IL-6 mRNA synthesis rate constant 75.21
kdis_IL6 (ng/mg_RNA) IL-6 mRNA disease steady-state without remission 3398
IC50_IL6/DRN(nMol) IC50 for CST effects on IL-6 mRNA via GR 4.503
γ3 Hill coefficient of CST effects on IL-6 mRNA 2.000b
IC50_TNF/IL6(ng/mg_RNA) IC50 for IL-6 inhibition of TNF-α mRNA 1080
IC50_Rem Remission Constant for effects on cytokine expression 15.00b
a

S-ADAPT Software was unable to generate CV%

b

Parameter value was fixed