LGALS3 and endometriosis: Moreover, during both phases, Gal-3 expression was significantly down-regulated (secretory stage 0.47 ± 0.02 vs 0.05 ± 0.01, p < 0.05; proliferative phase 0.26 ± 0.02 vs 0.02 ± 0.01, p < 0.05) in eutopic endometrium from endometriosis patients compared to the normal endometrium.