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Dependence of the individual time-series curves (blue lines) and the statistical ensemble average (red line) of nuclear NF-кB profiles for a mutant with IкBβ and IкBϵ genes double knocked-out, on the heterogeneity factor χ (the interval size of the uniform distribution or kinetic rate parameters). (A) χ = 10% ; (B) χ = 30% ; (C) χ = 50% ; (D) χ = 70%.
