Figure 3From: Guinea-pig interpubic joint (symphysis pubica) relaxation at parturition: Underlying cellular processes that resemble an inflammatory responseSerum levels of P4 and E2 in nonpregnant (NP), along pregnancy (P), immediately after parturition (iAP), and at day 1 of postpartum (PP). Sequential immunometric assay was performed according to Material and Methods. Means with different letters differ significantly (p < 0.05).Back to article page