The cultured cells showed expression of 4-integrin, E-cadherin and cytokeratins

7, 8, 9 and 19, indicating the epithelial origin of the cells. Both types of ERs, ER and ER, were found in the in vitro cultured HUCs. E2 treatment of HUCs did not affect remarkably the expression of ER but cell proliferation was induced. However, no concentration-dependent effect was seen. Conclusions. This study indicates that HUCs originating from small tissue biopsies can be cultured in several passages in vitro and could have potential in repairing or restoring urinary tract tissue by tissue engineering therapy. HUCs serve as a good in vitro test platform, as shown by analysing Luminespib mw E2-treated HUCs. E2 induced the proliferation of cultured HUCs even though concentration dependency was not observed. The findings of this study may have relevance in determining the mechanisms of estrogen therapy in postmenopausal urinary tract symptoms and in the future development of

tissue engineering technology.”
“Diabetic nephropathy is a complication of diabetes and one of the main causes of end-stage renal disease. A possible causal link between renin-angiotensin aldosterone system (RAAS) and diabetes is widely recognized but the mechanisms by which the RAAS may lead to this complication remains unclear. The aim of this study was to evaluate selleck kinase inhibitor angiotensin-I converting enzyme (ACE) activity and expression in numerous tissues, especially kidney, of non-obese diabetic mouse. Kidney, lung, pancreas,

heart, liver and adrenal tissues from diabetic and control female NOD mice were homogenized for measurement of ACE activity, SDS-PAGE and Western blotting for ACE and ACE2, immunohistochemistry for ACE and angiotensins I, II and 1-7 and bradykinin quantification. ACE activity was higher in kidney, lung and adrenal tissue of diabetic mice compared with control mice. In pancreas, activity was decreased in the diabetic group. Western blotting analysis indicated that both groups presented ACE isoforms with https://www.selleckchem.com/products/mek162.html molecular weights of 142 and 69 kDa and a decrease in ACE2 protein expression. Angiotensin concentrations were not altered within groups, although bradykinin levels were higher in diabetic mice. The immunohistochemical study in kidney showed an increase in tubular ACE expression. Our results show that the RAAS is affected by diabetes and the elevated ACE/ACE2 ratio may contribute to renal damage.”
“Objective: We previously demonstrated the ability of matrilin-3 to modulate the gene expression profile of primary human chondrocytes (PHCs) toward a state favoring cartilage catabolism. The structure within matrilin-3 responsible for the induction of these catabolic genes is unknown. Here, we investigated the potential of matrilin-3 (MATN3) and truncated matrilin-3 proteins, in both monomeric and oligomeric form, to stimulate interleukin (IL)-6 release in PHCs.