http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
( Martin Skott ),( Rikke Nørregaard ),( Hanne Birke Sørensen ),( Johan Palmfeldt ),( Tae Hwan Kwon ),( Thomas Jonassen ),( Jørgen Frøkiær ),( Søren Nielsen ) 대한신장학회 2014 Kidney Research and Clinical Practice Vol.33 No.2
Background: The primary aim of the study was to investigate the cytokine/chemokine response in the kidney, lung, and liver following acute kidney injury(AKI). The secondary aim was to test whether α-melanocyte-stimulating hormone(α-MSH) could prevent a reduction in organ function, and attenuate the inflammatorycytokine/chemokine response within the kidney, lung, and liver following AKIin rats with or without preexisting chronic kidney disease (CKD). Methods: A two-stage animal model, in which AKI was induced in rats withpreexisting CKD, induced by 5/6 nephrectomy (Nx), was used. Six weeks later, AKIwas induced by intestinal ischemia and reperfusion (IIR). Sham procedures [S(Nx)and S(IIR)] were also performed. Results: Increasing levels of serum creatinine (sCr) demonstrated progressive developmentof CKD in response to Nx, and following IIR sCr levels increased furthersignificantly, except in the S(Nx) group treated with α-MSH. However, no significantdifferences in the fractional increase in sCr were observed between any of the groupsexposed to IIR. In kidney, lung, and liver tissue the levels of interleukin (IL)-1β weresignificantly higher in rats undergoing IIR when compared to the S(IIR) and control rats. The same pattern was observed for the chemokine monocyte chemoattractant protein(MCP)-1 in lung and liver tissue. Furthermore, kidney IL-1β and RANTES levels weresignificantly increased after IIR in the Nx rats compared to the S(Nx) rats. Conclusion: Both the functional parameters and the cytokine/chemokine response areas dramatic when AKI is superimposed onto CKD as onto non-CKD. No convincingprotective effect of α-MSH was detected.