Research Article

Prolactin and Dehydroepiandrosterone Levels in Women with Systemic Lupus Erythematosus: The Role of the Extrapituitary Prolactin Promoter Polymorphism at −1149G/T

Figure 3

Restriction fragment length polymorphism (RFLP) of prolactin −1149. RFLP analysis with ApoI digestion yields three fragment lengths to distinguish the three genotypes, GG, GT, and TT.