Fig. (3) The influence of vinblastin (VB) and isoniaside (IS) to the intensity of fluorescence of glucuronidase – MUF - β - glucuronide cleavage products in the MP supernatants of RA patients (P, n=24), female relatives (R, n=24), and healthy women, not hereditary tainted with autoimmune diseases (D, n=24) (* - reliable differences when compared to intact MPs (INT), p≤0,05).