RETN and Infertility: The aim of this study was to investigate the profilesof some pro-inflammatory factors, cytokinesand hormones, such as CRP, TNF-α, leptin as wellas resistin, known to be involved in the process ofinflammation, to evaluate their relationship withlipid hydroperoxides, the markers of early lipidperoxidation and to assess their associations withfemale infertility.