Fig. (2) The intensity of fluorescence of glucuronidase – MUF-β-glucuronide cleavage products in the MP supernatants of advanced RA patients (P, n=24), female relatives (R, n=24), and healthy women, not hereditary tainted with autoimmune diseases - donors (D, n=24) (average values±SD are shown, * - reliable difference when compared to D group values for the same time interval, p≤0,05).