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Volume 64, Issue 3, Pages 1125-1133 (September 2003)
The impact of immune-activating processes following transplantation on chronic allograft nephropathy Christoph Heidenhain, Anja Reutzel-Selke, Ulrike Bachmann, Sven Jonas, Andreas Pascher, Frank Ulrich, Johann Pratschke, Peter Neuhaus, Hans-Dieter Volk, Stefan G. Tullius Kidney International Volume 64, Issue 3, Pages (September 2003) DOI: /j x Copyright © 2003 International Society of Nephrology Terms and Conditions
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Figure 1 Survival of renal allograft in recipients with and without further manipulations. All animals without further manipulations survived the observation period. In contrast, animals receiving additional skin grafts 4 and 8weeks after organ engraftment started dying 12weeks following organ engraftment. *P < 0.05; **P < 0.01 vs. control. Kidney International , DOI: ( /j x) Copyright © 2003 International Society of Nephrology Terms and Conditions
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Figure 2 Allograft function following additional manipulations. Proteinuria did not increase in control animals; however. engraftment of third-party (A) or additional donor-specific (B) skin grafts resulted in a significant long-term increase of urinary protein excretion. *P < 0.05; **P < 0.01 vs. control; mean ± SEM. Kidney International , DOI: ( /j x) Copyright © 2003 International Society of Nephrology Terms and Conditions
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Figure 3 Structural changes. Histology of renal allografts by the end of the observation period (16weeks) and those with additional manipulations (8weeks after the initial organ transplantation) (hematoxylin and eosin staining, ×250). Structural changes advanced significantly by week 16 following additional third-party and even more pronounced following donor-specific skin grafts performed 8weeks after the initial organ transplantation. Kidney International , DOI: ( /j x) Copyright © 2003 International Society of Nephrology Terms and Conditions
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Figure 4 Cellular infiltrates. ED-1+ monocytes/macrophages (A) and CD4+ T cells (B) stained 16weeks after transplantation (magnification ×400). A significant increase of ED-1+ monocytes/ macrophages and CD4+ T cells was observed following both additional third-party and donor-specific skin grafts after an 8-week interval. Kidney International , DOI: ( /j x) Copyright © 2003 International Society of Nephrology Terms and Conditions
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Figure 4 Cellular infiltrates. ED-1+ monocytes/macrophages (A) and CD4+ T cells (B) stained 16weeks after transplantation (magnification ×400). A significant increase of ED-1+ monocytes/ macrophages and CD4+ T cells was observed following both additional third-party and donor-specific skin grafts after an 8-week interval. Kidney International , DOI: ( /j x) Copyright © 2003 International Society of Nephrology Terms and Conditions
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Figure 5 Gene expression. CD25 mRNA was strongly up-regulated early (3days) and at the end of the observation period following third-party or donor-skin grafts performed 8weeks after the initial kidney transplantation. *P < 0.05; **P < 0.01 vs. control; mean ± SEM. RT-PCR is reverse transcription-polymerase chain reaction. Kidney International , DOI: ( /j x) Copyright © 2003 International Society of Nephrology Terms and Conditions
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