Table I.

fMLP induces a time-dependent increase in the phosphorylation of the p46 and p54 MK2 isoforms

MK2 IsoformfMLPaPMAa
30 sb1 minb2 minb10 minb
p46182.5 ± 27%181.5 ± 56%303.2 ± 64%940.3 ± 70%
p54121.4 ± 17%124.9 ± 6%465.2 ± 35%251.3 ± 30%
  • a p < 0.005 vs untreated control; n = 5.

  • b Increase in density of bands vs time 0, measured as described in the text.