“Painting of 0.6 mumol of 1-phenyl-2-pyrazolidone, 8.2 nmol of salcophytol A, 17 … of retinoic acid, 5.6 mumol of 3(2)-tert-butyl-4-hydroxyanisol, and 3 mumol of quercetin 45 min before each TPA treatment decreased the suppressive effect on the footpad reaction.”