“…Additionally, several studies have reported an association between MMP-9 genetic polymorphism and the development of pre-eclampsia; however, the results of these studies are inconclusive (Coolman et al, 2007;Fraser et al, 2008;Palei et al, 2010Palei et al, , 2012Luizon et al, 2012;Rahimi et al, 2013Rahimi et al, , 2014Rahimi et al, , 2015. Some studies suggested that the CC genotype or C allele of MMP-9 -1562 C/T is associated with increased risk of developing pre-eclampsia in Caucasian pregnant women (Coolman et al, 2007;Luizon et al, 2012;Rahimi et al, 2013Rahimi et al, , 2014Rahimi et al, , 2015.…”