The Association Between Oxidative Stress Alleviation via Sulforaphane-Induced Nrf2-HO-1/NQO-1 Signaling Pathway Activation and Chronic Renal Allograft Dysfunction Improvement

Background/Aims: Chronic renal allograft dysfunction (CRAD) is a leading cause of long-term renal allograft loss. Oxidative stress may account for the nonspecific interstitial fibrosis and tubular atrophy that occur in CRAD. An antioxidant intervention via Nrf2 signaling pathway activation might be...

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Veröffentlicht in:Kidney & blood pressure research 2018-01, Vol.43 (1), p.191-205
Hauptverfasser: Lv, Daoyuan, Zhou, Qin, Xia, Yue, You, Xu, Zhao, Zhihong, Li, Yongqiang, Zou, Hequn
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container_start_page 191
container_title Kidney & blood pressure research
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Zhou, Qin
Xia, Yue
You, Xu
Zhao, Zhihong
Li, Yongqiang
Zou, Hequn
description Background/Aims: Chronic renal allograft dysfunction (CRAD) is a leading cause of long-term renal allograft loss. Oxidative stress may account for the nonspecific interstitial fibrosis and tubular atrophy that occur in CRAD. An antioxidant intervention via Nrf2 signaling pathway activation might be a promising therapy for some kidney diseases. The present paper investigates whether there is an association between oxidative stress alleviation via sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation and CRAD improvement. Methods: F344 rat kidneys were orthotopically transplanted into Lewis rat recipients to establish CRAD models. Sulforaphane was administered at 1.5 mg/kg intraperitoneally once daily. Renal function and 24-hour urinary protein were monitored for variations for 24 weeks after transplantation. After 24 weeks, renal histopathology was evaluated according to the Banff criteria after hematoxylin and eosin, Masson’s trichrome and periodic acid-Schiff stainings. Additionally, intrarenal oxidative stress was assessed by the indicators malondialdehyde, 8-isoprostane, oxidized-low density lipoprotein and 8-hydroxy-2’-deoxyguanosine, as well as the activity levels of the antioxidant enzymes total superoxide dismutase, catalase, glutathione peroxidase, glutathione reductase and γ-glutamylcysteine synthetase. Nrf2, HO-1 and NQO-1 expression levels were determined via immunohistochemical and Western blot analyses. Results: The sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation, as demonstrated by immunohistochemical and Western blot analyses, delayed the progression of serum creatinine and blood urea nitrogen, particularly lowering the 24-hour urinary protein levels of CRAD. The semi-quantified histopathological changes were also alleviated. Evidence of oxidative stress alleviation, as indicated by a concurrent decrease in the indicators and sustained levels of antioxidant enzymes activity, was found in the renal allografts after sulforaphane intervention. Conclusion: Oxidative stress alleviation caused by continuous sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation is associated with functional and morphological improvements of CRAD.
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Oxidative stress may account for the nonspecific interstitial fibrosis and tubular atrophy that occur in CRAD. An antioxidant intervention via Nrf2 signaling pathway activation might be a promising therapy for some kidney diseases. The present paper investigates whether there is an association between oxidative stress alleviation via sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation and CRAD improvement. Methods: F344 rat kidneys were orthotopically transplanted into Lewis rat recipients to establish CRAD models. Sulforaphane was administered at 1.5 mg/kg intraperitoneally once daily. Renal function and 24-hour urinary protein were monitored for variations for 24 weeks after transplantation. After 24 weeks, renal histopathology was evaluated according to the Banff criteria after hematoxylin and eosin, Masson’s trichrome and periodic acid-Schiff stainings. Additionally, intrarenal oxidative stress was assessed by the indicators malondialdehyde, 8-isoprostane, oxidized-low density lipoprotein and 8-hydroxy-2’-deoxyguanosine, as well as the activity levels of the antioxidant enzymes total superoxide dismutase, catalase, glutathione peroxidase, glutathione reductase and γ-glutamylcysteine synthetase. Nrf2, HO-1 and NQO-1 expression levels were determined via immunohistochemical and Western blot analyses. Results: The sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation, as demonstrated by immunohistochemical and Western blot analyses, delayed the progression of serum creatinine and blood urea nitrogen, particularly lowering the 24-hour urinary protein levels of CRAD. The semi-quantified histopathological changes were also alleviated. Evidence of oxidative stress alleviation, as indicated by a concurrent decrease in the indicators and sustained levels of antioxidant enzymes activity, was found in the renal allografts after sulforaphane intervention. Conclusion: Oxidative stress alleviation caused by continuous sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation is associated with functional and morphological improvements of CRAD.</description><identifier>ISSN: 1420-4096</identifier><identifier>EISSN: 1423-0143</identifier><identifier>DOI: 10.1159/000487501</identifier><identifier>PMID: 29466800</identifier><language>eng</language><publisher>Basel, Switzerland: S. Karger AG</publisher><subject>Allografts ; Animal models ; Animals ; Antioxidants ; Atrophy ; Catalase ; Chronic renal allograft dysfunction ; Creatinine ; Deoxyguanosine ; Enzymes ; Fibrosis ; Free radicals ; Gene expression ; Glutathione ; Glutathione peroxidase ; Glutathione reductase ; Heme Oxygenase (Decyclizing) - metabolism ; Histopathology ; Indicators ; Intervention ; Ischemia ; Isothiocyanates - pharmacology ; Kidney diseases ; Kidney transplantation ; Kidney Transplantation - standards ; Kidneys ; Laboratory animals ; Low density lipoprotein ; Malondialdehyde ; Morphology ; NAD(P)H Dehydrogenase (Quinone) ; NF-E2-Related Factor 2 - metabolism ; Nitric oxide ; Nrf2 ; Original Paper ; Oxidative stress ; Oxidative Stress - drug effects ; Peroxidase ; Proteins ; Rats ; Rats, Inbred F344 ; Rats, Inbred Lew ; Renal function ; Rodents ; Signal transduction ; Signal Transduction - drug effects ; Signaling ; Sulforaphane ; Superoxide dismutase ; Transplantation ; Transplants &amp; implants ; Urea ; Urine ; γ-Glutamylcysteine</subject><ispartof>Kidney &amp; blood pressure research, 2018-01, Vol.43 (1), p.191-205</ispartof><rights>2018 The Author(s). Published by S. Karger AG, Basel</rights><rights>2018 The Author(s). Published by S. Karger AG, Basel.</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c463t-a926865d9d7ecb2406c77d97f4deab0619b7bc1f546ecbc179bcc6b73d00b1fe3</citedby><cites>FETCH-LOGICAL-c463t-a926865d9d7ecb2406c77d97f4deab0619b7bc1f546ecbc179bcc6b73d00b1fe3</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>314,780,784,864,2102,27635,27924,27925</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/29466800$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Lv, Daoyuan</creatorcontrib><creatorcontrib>Zhou, Qin</creatorcontrib><creatorcontrib>Xia, Yue</creatorcontrib><creatorcontrib>You, Xu</creatorcontrib><creatorcontrib>Zhao, Zhihong</creatorcontrib><creatorcontrib>Li, Yongqiang</creatorcontrib><creatorcontrib>Zou, Hequn</creatorcontrib><title>The Association Between Oxidative Stress Alleviation via Sulforaphane-Induced Nrf2-HO-1/NQO-1 Signaling Pathway Activation and Chronic Renal Allograft Dysfunction Improvement</title><title>Kidney &amp; blood pressure research</title><addtitle>Kidney Blood Press Res</addtitle><description>Background/Aims: Chronic renal allograft dysfunction (CRAD) is a leading cause of long-term renal allograft loss. Oxidative stress may account for the nonspecific interstitial fibrosis and tubular atrophy that occur in CRAD. An antioxidant intervention via Nrf2 signaling pathway activation might be a promising therapy for some kidney diseases. The present paper investigates whether there is an association between oxidative stress alleviation via sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation and CRAD improvement. Methods: F344 rat kidneys were orthotopically transplanted into Lewis rat recipients to establish CRAD models. Sulforaphane was administered at 1.5 mg/kg intraperitoneally once daily. Renal function and 24-hour urinary protein were monitored for variations for 24 weeks after transplantation. After 24 weeks, renal histopathology was evaluated according to the Banff criteria after hematoxylin and eosin, Masson’s trichrome and periodic acid-Schiff stainings. Additionally, intrarenal oxidative stress was assessed by the indicators malondialdehyde, 8-isoprostane, oxidized-low density lipoprotein and 8-hydroxy-2’-deoxyguanosine, as well as the activity levels of the antioxidant enzymes total superoxide dismutase, catalase, glutathione peroxidase, glutathione reductase and γ-glutamylcysteine synthetase. Nrf2, HO-1 and NQO-1 expression levels were determined via immunohistochemical and Western blot analyses. Results: The sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation, as demonstrated by immunohistochemical and Western blot analyses, delayed the progression of serum creatinine and blood urea nitrogen, particularly lowering the 24-hour urinary protein levels of CRAD. The semi-quantified histopathological changes were also alleviated. Evidence of oxidative stress alleviation, as indicated by a concurrent decrease in the indicators and sustained levels of antioxidant enzymes activity, was found in the renal allografts after sulforaphane intervention. Conclusion: Oxidative stress alleviation caused by continuous sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation is associated with functional and morphological improvements of CRAD.</description><subject>Allografts</subject><subject>Animal models</subject><subject>Animals</subject><subject>Antioxidants</subject><subject>Atrophy</subject><subject>Catalase</subject><subject>Chronic renal allograft dysfunction</subject><subject>Creatinine</subject><subject>Deoxyguanosine</subject><subject>Enzymes</subject><subject>Fibrosis</subject><subject>Free radicals</subject><subject>Gene expression</subject><subject>Glutathione</subject><subject>Glutathione peroxidase</subject><subject>Glutathione reductase</subject><subject>Heme Oxygenase (Decyclizing) - metabolism</subject><subject>Histopathology</subject><subject>Indicators</subject><subject>Intervention</subject><subject>Ischemia</subject><subject>Isothiocyanates - pharmacology</subject><subject>Kidney diseases</subject><subject>Kidney transplantation</subject><subject>Kidney Transplantation - standards</subject><subject>Kidneys</subject><subject>Laboratory animals</subject><subject>Low density lipoprotein</subject><subject>Malondialdehyde</subject><subject>Morphology</subject><subject>NAD(P)H Dehydrogenase (Quinone)</subject><subject>NF-E2-Related Factor 2 - metabolism</subject><subject>Nitric oxide</subject><subject>Nrf2</subject><subject>Original Paper</subject><subject>Oxidative stress</subject><subject>Oxidative Stress - drug effects</subject><subject>Peroxidase</subject><subject>Proteins</subject><subject>Rats</subject><subject>Rats, Inbred F344</subject><subject>Rats, Inbred Lew</subject><subject>Renal function</subject><subject>Rodents</subject><subject>Signal transduction</subject><subject>Signal Transduction - drug effects</subject><subject>Signaling</subject><subject>Sulforaphane</subject><subject>Superoxide dismutase</subject><subject>Transplantation</subject><subject>Transplants &amp; implants</subject><subject>Urea</subject><subject>Urine</subject><subject>γ-Glutamylcysteine</subject><issn>1420-4096</issn><issn>1423-0143</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2018</creationdate><recordtype>article</recordtype><sourceid>M--</sourceid><sourceid>EIF</sourceid><sourceid>ABUWG</sourceid><sourceid>AFKRA</sourceid><sourceid>BENPR</sourceid><sourceid>CCPQU</sourceid><sourceid>DOA</sourceid><recordid>eNptkkuP0zAQgCMEYh9w4I6Qpb0sh7C249j1sVseW7HawnY5R449blOSuNhJl_4pfiNuU4qEuHis8advxqNJklcEvyMkl1cYYzYSOSZPklPCaJZiwrKn-ztOGZb8JDkLYRWxHGP6PDmhknE-wvg0-fWwBDQOwelKdZVr0TV0jwAtmv2sTMxsAM07DyGgcV3D5gDFiOZ9bZ1X66VqIZ22ptdg0J23NL2ZpeTq7ms80bxatKqu2gX6orrlo9qisY7SwaJagyZL79pKo3uI3K6GW3hlO_R-G2zf6j03bdbebaCBtnuRPLOqDvDyEM-Tbx8_PExu0tvZp-lkfJtqxrMuVZLyEc-NNAJ0SRnmWggjhWUGVIk5kaUoNbE54_FdEyFLrXkpMoNxSSxk58l08BqnVsXaV43y28KpqtgnnF8UyneVrqEoBSNg8zxnJmeaS6kEpYoCttISprPouhxc8Rc_eghd0VRBQ13Hwbk-FBRjwSgXdBTRi3_Qlet9nEykCBEk55nYUW8HSnsXggd7bJDgYrcQxXEhIvvmYOzLBsyR_LMBf0t-V34B_gh8vr4fFMXa2Ei9_i91qPIbC-jGRw</recordid><startdate>20180101</startdate><enddate>20180101</enddate><creator>Lv, Daoyuan</creator><creator>Zhou, Qin</creator><creator>Xia, Yue</creator><creator>You, Xu</creator><creator>Zhao, Zhihong</creator><creator>Li, Yongqiang</creator><creator>Zou, Hequn</creator><general>S. 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Zhou, Qin ; Xia, Yue ; You, Xu ; Zhao, Zhihong ; Li, Yongqiang ; Zou, Hequn</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c463t-a926865d9d7ecb2406c77d97f4deab0619b7bc1f546ecbc179bcc6b73d00b1fe3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2018</creationdate><topic>Allografts</topic><topic>Animal models</topic><topic>Animals</topic><topic>Antioxidants</topic><topic>Atrophy</topic><topic>Catalase</topic><topic>Chronic renal allograft dysfunction</topic><topic>Creatinine</topic><topic>Deoxyguanosine</topic><topic>Enzymes</topic><topic>Fibrosis</topic><topic>Free radicals</topic><topic>Gene expression</topic><topic>Glutathione</topic><topic>Glutathione peroxidase</topic><topic>Glutathione reductase</topic><topic>Heme Oxygenase (Decyclizing) - metabolism</topic><topic>Histopathology</topic><topic>Indicators</topic><topic>Intervention</topic><topic>Ischemia</topic><topic>Isothiocyanates - pharmacology</topic><topic>Kidney diseases</topic><topic>Kidney transplantation</topic><topic>Kidney Transplantation - standards</topic><topic>Kidneys</topic><topic>Laboratory animals</topic><topic>Low density lipoprotein</topic><topic>Malondialdehyde</topic><topic>Morphology</topic><topic>NAD(P)H Dehydrogenase (Quinone)</topic><topic>NF-E2-Related Factor 2 - metabolism</topic><topic>Nitric oxide</topic><topic>Nrf2</topic><topic>Original Paper</topic><topic>Oxidative stress</topic><topic>Oxidative Stress - drug effects</topic><topic>Peroxidase</topic><topic>Proteins</topic><topic>Rats</topic><topic>Rats, Inbred F344</topic><topic>Rats, Inbred Lew</topic><topic>Renal function</topic><topic>Rodents</topic><topic>Signal transduction</topic><topic>Signal Transduction - drug effects</topic><topic>Signaling</topic><topic>Sulforaphane</topic><topic>Superoxide dismutase</topic><topic>Transplantation</topic><topic>Transplants &amp; 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blood pressure research</jtitle><addtitle>Kidney Blood Press Res</addtitle><date>2018-01-01</date><risdate>2018</risdate><volume>43</volume><issue>1</issue><spage>191</spage><epage>205</epage><pages>191-205</pages><issn>1420-4096</issn><eissn>1423-0143</eissn><abstract>Background/Aims: Chronic renal allograft dysfunction (CRAD) is a leading cause of long-term renal allograft loss. Oxidative stress may account for the nonspecific interstitial fibrosis and tubular atrophy that occur in CRAD. An antioxidant intervention via Nrf2 signaling pathway activation might be a promising therapy for some kidney diseases. The present paper investigates whether there is an association between oxidative stress alleviation via sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation and CRAD improvement. Methods: F344 rat kidneys were orthotopically transplanted into Lewis rat recipients to establish CRAD models. Sulforaphane was administered at 1.5 mg/kg intraperitoneally once daily. Renal function and 24-hour urinary protein were monitored for variations for 24 weeks after transplantation. After 24 weeks, renal histopathology was evaluated according to the Banff criteria after hematoxylin and eosin, Masson’s trichrome and periodic acid-Schiff stainings. Additionally, intrarenal oxidative stress was assessed by the indicators malondialdehyde, 8-isoprostane, oxidized-low density lipoprotein and 8-hydroxy-2’-deoxyguanosine, as well as the activity levels of the antioxidant enzymes total superoxide dismutase, catalase, glutathione peroxidase, glutathione reductase and γ-glutamylcysteine synthetase. Nrf2, HO-1 and NQO-1 expression levels were determined via immunohistochemical and Western blot analyses. Results: The sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation, as demonstrated by immunohistochemical and Western blot analyses, delayed the progression of serum creatinine and blood urea nitrogen, particularly lowering the 24-hour urinary protein levels of CRAD. The semi-quantified histopathological changes were also alleviated. Evidence of oxidative stress alleviation, as indicated by a concurrent decrease in the indicators and sustained levels of antioxidant enzymes activity, was found in the renal allografts after sulforaphane intervention. Conclusion: Oxidative stress alleviation caused by continuous sulforaphane-induced Nrf2-HO-1/NQO-1 signaling pathway activation is associated with functional and morphological improvements of CRAD.</abstract><cop>Basel, Switzerland</cop><pub>S. Karger AG</pub><pmid>29466800</pmid><doi>10.1159/000487501</doi><tpages>15</tpages><oa>free_for_read</oa></addata></record>
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subjects Allografts
Animal models
Animals
Antioxidants
Atrophy
Catalase
Chronic renal allograft dysfunction
Creatinine
Deoxyguanosine
Enzymes
Fibrosis
Free radicals
Gene expression
Glutathione
Glutathione peroxidase
Glutathione reductase
Heme Oxygenase (Decyclizing) - metabolism
Histopathology
Indicators
Intervention
Ischemia
Isothiocyanates - pharmacology
Kidney diseases
Kidney transplantation
Kidney Transplantation - standards
Kidneys
Laboratory animals
Low density lipoprotein
Malondialdehyde
Morphology
NAD(P)H Dehydrogenase (Quinone)
NF-E2-Related Factor 2 - metabolism
Nitric oxide
Nrf2
Original Paper
Oxidative stress
Oxidative Stress - drug effects
Peroxidase
Proteins
Rats
Rats, Inbred F344
Rats, Inbred Lew
Renal function
Rodents
Signal transduction
Signal Transduction - drug effects
Signaling
Sulforaphane
Superoxide dismutase
Transplantation
Transplants & implants
Urea
Urine
γ-Glutamylcysteine
title The Association Between Oxidative Stress Alleviation via Sulforaphane-Induced Nrf2-HO-1/NQO-1 Signaling Pathway Activation and Chronic Renal Allograft Dysfunction Improvement
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