Fig. 1From: Impact of matrix metalloproteinase 9 rs3918242 genetic variant on lipid-lowering efficacy of simvastatin therapy in Chinese patients with coronary heart diseaseGenotyping of the matrix metalloproteinase 9 rs3918242 by polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP). Lane 1&5:heterozygote CT;lane 2, 3&6:homozygote CC;lane 4:homozygote TTBack to article page