Table I.

Primer sets used for semi-quantitative RT-PCR.

Target	Sequence
p53	F: 5′-GGA AAT TTG TAT CCC GAG TAT CTG-3′
	R: 5′-GTC TTC CAG TGT GAT GAT GGT AA-3′
p21	F: 5′-TGT CCA ATC CTG GTG ATG TC-3′
	R: 5′-TCT CTT GCA GAA GAC CAA TCT G-3′
Mdm2	F: 5′-CCA GGC CAA TGT GCA ATA C-3′
	R: 5′-GTG AGC AGG TCA GCT AGT TGA A-3′
GAPDH	F: 5′-ACC ACA GTC CAT GCC ATC AC-3′
	R: 5′-TCC ACC ACC CTG TTG CTG TA-3′

F, forward; R, reverse; Mdm2, murine double minute 2; GAPDH, glyceraldehyde-3-phosphate dehydrogenase.