The Hepatic Protection Effects of Hepassocin in Hyperglycemic Crisis

Abstract Context: High glucose generates reactive oxygen species (ROS) and contributes to glucotoxicity in hepatocytes, and hyperglycemia causes structural and functional damage to the liver. However, only a mild hepatic dysfunction was observed in subjects with hyperglycemic crisis, implying a fact...

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Veröffentlicht in:The journal of clinical endocrinology and metabolism 2017-07, Vol.102 (7), p.2407-2415
Hauptverfasser: Ou, Horng-Yih, Wu, Hung-Tsung, Lin, Ching-Han, Du, Ye-Fong, Hu, Che-Yuan, Hung, Hao-Chang, Wu, Pansee, Li, Hung-Yuan, Wang, Shu-Huei, Chang, Chih-Jen
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container_end_page 2415
container_issue 7
container_start_page 2407
container_title The journal of clinical endocrinology and metabolism
container_volume 102
creator Ou, Horng-Yih
Wu, Hung-Tsung
Lin, Ching-Han
Du, Ye-Fong
Hu, Che-Yuan
Hung, Hao-Chang
Wu, Pansee
Li, Hung-Yuan
Wang, Shu-Huei
Chang, Chih-Jen
description Abstract Context: High glucose generates reactive oxygen species (ROS) and contributes to glucotoxicity in hepatocytes, and hyperglycemia causes structural and functional damage to the liver. However, only a mild hepatic dysfunction was observed in subjects with hyperglycemic crisis, implying a factor exists to exert a hepatic protective effect. Hepassocin is a hepatokine that modulates the proliferation and metabolism of hepatocytes and also exerts protective activity in liver injury. However, its role in hyperglycemic crisis-induced hepatic dysfunction remains unknown. Objective: To investigate the possible hepatic protection effects of hepassocin in hyperglycemic crisis. Design, Setting, and Patients: Plasma hepassocin concentrations and routine biochemistry were measured in 21 patients with hyperglycemic crisis before and after standard treatments. The effects of hepassocin on hepatic functions were evaluated in streptozotocin-induced hyperglycemic mice (STZ mice). HepG2 cells were used to clarify the possible mechanisms regulating hepassocin expression. Results: Plasma hepassocin concentrations decreased significantly in subjects with hyperglycemic crisis after standard treatment accompanied by improved hepatic functions. Correction of hyperglycemia in STZ mice also decreased the hepatic hepassocin expression. Injection of recombinant hepassocin improved hepatic functions and histologic changes and increased the expression of antioxidative stress proteins, including superoxide dismutase 1 (SOD1). In HepG2 cells, high glucose increased hepassocin expression through signal transducer and activator of transcription 3 and hepatocyte nuclear factor–related pathways. We also demonstrated that hepassocin increased SOD1 expression through an extracellular signal-regulated kinase 1/2 nuclear factor erythroid-2-related factor 2 pathway, decreasing ethyl acetate–induced ROS production and improving cell viability. Conclusions: Increased hepassocin secretion in hyperglycemic crisis might offset the deleterious effects of hyperglycemia on hepatocytes. Elevated hepassocin secretion in hyperglycemic crisis offsets the deleterious effects of hyperglycemia on hepatocytes by increasing antioxidative proteins.
doi_str_mv 10.1210/jc.2016-3287
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However, only a mild hepatic dysfunction was observed in subjects with hyperglycemic crisis, implying a factor exists to exert a hepatic protective effect. Hepassocin is a hepatokine that modulates the proliferation and metabolism of hepatocytes and also exerts protective activity in liver injury. However, its role in hyperglycemic crisis-induced hepatic dysfunction remains unknown. Objective: To investigate the possible hepatic protection effects of hepassocin in hyperglycemic crisis. Design, Setting, and Patients: Plasma hepassocin concentrations and routine biochemistry were measured in 21 patients with hyperglycemic crisis before and after standard treatments. The effects of hepassocin on hepatic functions were evaluated in streptozotocin-induced hyperglycemic mice (STZ mice). HepG2 cells were used to clarify the possible mechanisms regulating hepassocin expression. Results: Plasma hepassocin concentrations decreased significantly in subjects with hyperglycemic crisis after standard treatment accompanied by improved hepatic functions. Correction of hyperglycemia in STZ mice also decreased the hepatic hepassocin expression. Injection of recombinant hepassocin improved hepatic functions and histologic changes and increased the expression of antioxidative stress proteins, including superoxide dismutase 1 (SOD1). In HepG2 cells, high glucose increased hepassocin expression through signal transducer and activator of transcription 3 and hepatocyte nuclear factor–related pathways. We also demonstrated that hepassocin increased SOD1 expression through an extracellular signal-regulated kinase 1/2 nuclear factor erythroid-2-related factor 2 pathway, decreasing ethyl acetate–induced ROS production and improving cell viability. 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Elevated hepassocin secretion in hyperglycemic crisis offsets the deleterious effects of hyperglycemia on hepatocytes by increasing antioxidative proteins.</description><identifier>ISSN: 0021-972X</identifier><identifier>EISSN: 1945-7197</identifier><identifier>DOI: 10.1210/jc.2016-3287</identifier><identifier>PMID: 28402540</identifier><language>eng</language><publisher>Washington, DC: Endocrine Society</publisher><subject>Acetic acid ; Adult ; Analysis of Variance ; Animals ; Blotting, Western ; Cells, Cultured ; Crises ; Disease Models, Animal ; Ethyl acetate ; Extracellular signal-regulated kinase ; Glucose ; Heat shock proteins ; Hep G2 Cells - metabolism ; Hepatocytes ; Humans ; Hyperglycemia ; Hyperglycemia - diagnosis ; Hyperglycemia - drug therapy ; Hypoglycemic Agents - administration &amp; dosage ; Liver ; Liver Failure - prevention &amp; control ; Male ; Metabolism ; Mice ; Mice, Inbred C57BL ; Mice, Obese ; Middle Aged ; Neoplasm Proteins - metabolism ; Proteins ; Random Allocation ; Reactive oxygen species ; Reactive Oxygen Species - metabolism ; Real-Time Polymerase Chain Reaction - methods ; RNA, Small Interfering - metabolism ; Rodents ; Sampling Studies ; Secretion ; Streptozocin ; Streptozocin - pharmacology ; Stress proteins ; Structure-function relationships ; Superoxide dismutase ; Transcription ; Transfection</subject><ispartof>The journal of clinical endocrinology and metabolism, 2017-07, Vol.102 (7), p.2407-2415</ispartof><rights>Copyright © 2017 Endocrine Society 2017</rights><rights>Copyright © Oxford University Press 2015</rights><rights>Copyright © 2017 Endocrine Society</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c4307-a682f1a8cc13680b7e287ba154f47f464e0aa36bbb0fbd884b9851beca7634043</citedby><cites>FETCH-LOGICAL-c4307-a682f1a8cc13680b7e287ba154f47f464e0aa36bbb0fbd884b9851beca7634043</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://www.proquest.com/docview/1970003529?pq-origsite=primo$$EHTML$$P50$$Gproquest$$H</linktohtml><link.rule.ids>314,776,780,21367,27901,27902,33721,33722,43781</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/28402540$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Ou, Horng-Yih</creatorcontrib><creatorcontrib>Wu, Hung-Tsung</creatorcontrib><creatorcontrib>Lin, Ching-Han</creatorcontrib><creatorcontrib>Du, Ye-Fong</creatorcontrib><creatorcontrib>Hu, Che-Yuan</creatorcontrib><creatorcontrib>Hung, Hao-Chang</creatorcontrib><creatorcontrib>Wu, Pansee</creatorcontrib><creatorcontrib>Li, Hung-Yuan</creatorcontrib><creatorcontrib>Wang, Shu-Huei</creatorcontrib><creatorcontrib>Chang, Chih-Jen</creatorcontrib><title>The Hepatic Protection Effects of Hepassocin in Hyperglycemic Crisis</title><title>The journal of clinical endocrinology and metabolism</title><addtitle>J Clin Endocrinol Metab</addtitle><description>Abstract Context: High glucose generates reactive oxygen species (ROS) and contributes to glucotoxicity in hepatocytes, and hyperglycemia causes structural and functional damage to the liver. However, only a mild hepatic dysfunction was observed in subjects with hyperglycemic crisis, implying a factor exists to exert a hepatic protective effect. Hepassocin is a hepatokine that modulates the proliferation and metabolism of hepatocytes and also exerts protective activity in liver injury. However, its role in hyperglycemic crisis-induced hepatic dysfunction remains unknown. Objective: To investigate the possible hepatic protection effects of hepassocin in hyperglycemic crisis. Design, Setting, and Patients: Plasma hepassocin concentrations and routine biochemistry were measured in 21 patients with hyperglycemic crisis before and after standard treatments. The effects of hepassocin on hepatic functions were evaluated in streptozotocin-induced hyperglycemic mice (STZ mice). HepG2 cells were used to clarify the possible mechanisms regulating hepassocin expression. Results: Plasma hepassocin concentrations decreased significantly in subjects with hyperglycemic crisis after standard treatment accompanied by improved hepatic functions. Correction of hyperglycemia in STZ mice also decreased the hepatic hepassocin expression. Injection of recombinant hepassocin improved hepatic functions and histologic changes and increased the expression of antioxidative stress proteins, including superoxide dismutase 1 (SOD1). In HepG2 cells, high glucose increased hepassocin expression through signal transducer and activator of transcription 3 and hepatocyte nuclear factor–related pathways. We also demonstrated that hepassocin increased SOD1 expression through an extracellular signal-regulated kinase 1/2 nuclear factor erythroid-2-related factor 2 pathway, decreasing ethyl acetate–induced ROS production and improving cell viability. Conclusions: Increased hepassocin secretion in hyperglycemic crisis might offset the deleterious effects of hyperglycemia on hepatocytes. Elevated hepassocin secretion in hyperglycemic crisis offsets the deleterious effects of hyperglycemia on hepatocytes by increasing antioxidative proteins.</description><subject>Acetic acid</subject><subject>Adult</subject><subject>Analysis of Variance</subject><subject>Animals</subject><subject>Blotting, Western</subject><subject>Cells, Cultured</subject><subject>Crises</subject><subject>Disease Models, Animal</subject><subject>Ethyl acetate</subject><subject>Extracellular signal-regulated kinase</subject><subject>Glucose</subject><subject>Heat shock proteins</subject><subject>Hep G2 Cells - metabolism</subject><subject>Hepatocytes</subject><subject>Humans</subject><subject>Hyperglycemia</subject><subject>Hyperglycemia - diagnosis</subject><subject>Hyperglycemia - drug therapy</subject><subject>Hypoglycemic Agents - administration &amp; dosage</subject><subject>Liver</subject><subject>Liver Failure - prevention &amp; control</subject><subject>Male</subject><subject>Metabolism</subject><subject>Mice</subject><subject>Mice, Inbred C57BL</subject><subject>Mice, Obese</subject><subject>Middle Aged</subject><subject>Neoplasm Proteins - metabolism</subject><subject>Proteins</subject><subject>Random Allocation</subject><subject>Reactive oxygen species</subject><subject>Reactive Oxygen Species - metabolism</subject><subject>Real-Time Polymerase Chain Reaction - methods</subject><subject>RNA, Small Interfering - metabolism</subject><subject>Rodents</subject><subject>Sampling Studies</subject><subject>Secretion</subject><subject>Streptozocin</subject><subject>Streptozocin - pharmacology</subject><subject>Stress proteins</subject><subject>Structure-function relationships</subject><subject>Superoxide dismutase</subject><subject>Transcription</subject><subject>Transfection</subject><issn>0021-972X</issn><issn>1945-7197</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2017</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><sourceid>BENPR</sourceid><recordid>eNp1kM9LHDEUx4NUdLXePJeBHtpDx778mEnmKFvtCoIeLHgLSXzpzjq7GZMZZP_7ZjtrD0Ih8ALv877v8SHknMIFZRS-r9wFA1qXnCl5QGa0EVUpaSM_kBkAo2Uj2eMxOUlpBUCFqPgROWZKAKsEzMiPhyUWC-zN0LriPoYB3dCGTXHlff6lIvi_3ZSCazdFfottj_F3t3W4zhPz2KY2fSSH3nQJz_b1lPy6vnqYL8rbu58388vb0gkOsjS1Yp4a5RzltQIrMZ9sDa2EF9KLWiAYw2trLXj7pJSwjaqoRWdkzQUIfkq-Trl9DC8jpkGv2-Sw68wGw5g0VUpCBYo3Gf38Dl2FMW7ydTq7AQBesR31baJcDClF9LqP7drEraagd3b1yumdXb2zm_FP-9DRrvHpH_ymMwMwAa-hGzCm5258xaiXaLph-T6z3Gd-mUbC2P9v-0T-ASn2jtk</recordid><startdate>20170701</startdate><enddate>20170701</enddate><creator>Ou, Horng-Yih</creator><creator>Wu, Hung-Tsung</creator><creator>Lin, Ching-Han</creator><creator>Du, Ye-Fong</creator><creator>Hu, Che-Yuan</creator><creator>Hung, Hao-Chang</creator><creator>Wu, Pansee</creator><creator>Li, Hung-Yuan</creator><creator>Wang, Shu-Huei</creator><creator>Chang, Chih-Jen</creator><general>Endocrine Society</general><general>Copyright Oxford University Press</general><general>Oxford University Press</general><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>3V.</scope><scope>7QP</scope><scope>7T5</scope><scope>7TM</scope><scope>7X7</scope><scope>7XB</scope><scope>88E</scope><scope>8FI</scope><scope>8FJ</scope><scope>8FK</scope><scope>ABUWG</scope><scope>AFKRA</scope><scope>BENPR</scope><scope>CCPQU</scope><scope>FYUFA</scope><scope>GHDGH</scope><scope>H94</scope><scope>K9.</scope><scope>M0S</scope><scope>M1P</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>7X8</scope></search><sort><creationdate>20170701</creationdate><title>The Hepatic Protection Effects of Hepassocin in Hyperglycemic Crisis</title><author>Ou, Horng-Yih ; Wu, Hung-Tsung ; Lin, Ching-Han ; Du, Ye-Fong ; Hu, Che-Yuan ; Hung, Hao-Chang ; Wu, Pansee ; Li, Hung-Yuan ; Wang, Shu-Huei ; Chang, Chih-Jen</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c4307-a682f1a8cc13680b7e287ba154f47f464e0aa36bbb0fbd884b9851beca7634043</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2017</creationdate><topic>Acetic acid</topic><topic>Adult</topic><topic>Analysis of Variance</topic><topic>Animals</topic><topic>Blotting, Western</topic><topic>Cells, Cultured</topic><topic>Crises</topic><topic>Disease Models, Animal</topic><topic>Ethyl acetate</topic><topic>Extracellular signal-regulated kinase</topic><topic>Glucose</topic><topic>Heat shock proteins</topic><topic>Hep G2 Cells - metabolism</topic><topic>Hepatocytes</topic><topic>Humans</topic><topic>Hyperglycemia</topic><topic>Hyperglycemia - diagnosis</topic><topic>Hyperglycemia - drug therapy</topic><topic>Hypoglycemic Agents - administration &amp; dosage</topic><topic>Liver</topic><topic>Liver Failure - prevention &amp; control</topic><topic>Male</topic><topic>Metabolism</topic><topic>Mice</topic><topic>Mice, Inbred C57BL</topic><topic>Mice, Obese</topic><topic>Middle Aged</topic><topic>Neoplasm Proteins - metabolism</topic><topic>Proteins</topic><topic>Random Allocation</topic><topic>Reactive oxygen species</topic><topic>Reactive Oxygen Species - metabolism</topic><topic>Real-Time Polymerase Chain Reaction - methods</topic><topic>RNA, Small Interfering - metabolism</topic><topic>Rodents</topic><topic>Sampling Studies</topic><topic>Secretion</topic><topic>Streptozocin</topic><topic>Streptozocin - pharmacology</topic><topic>Stress proteins</topic><topic>Structure-function relationships</topic><topic>Superoxide dismutase</topic><topic>Transcription</topic><topic>Transfection</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Ou, Horng-Yih</creatorcontrib><creatorcontrib>Wu, Hung-Tsung</creatorcontrib><creatorcontrib>Lin, Ching-Han</creatorcontrib><creatorcontrib>Du, Ye-Fong</creatorcontrib><creatorcontrib>Hu, Che-Yuan</creatorcontrib><creatorcontrib>Hung, Hao-Chang</creatorcontrib><creatorcontrib>Wu, Pansee</creatorcontrib><creatorcontrib>Li, Hung-Yuan</creatorcontrib><creatorcontrib>Wang, Shu-Huei</creatorcontrib><creatorcontrib>Chang, Chih-Jen</creatorcontrib><collection>Medline</collection><collection>MEDLINE</collection><collection>MEDLINE (Ovid)</collection><collection>MEDLINE</collection><collection>MEDLINE</collection><collection>PubMed</collection><collection>CrossRef</collection><collection>ProQuest Central (Corporate)</collection><collection>Calcium &amp; 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However, only a mild hepatic dysfunction was observed in subjects with hyperglycemic crisis, implying a factor exists to exert a hepatic protective effect. Hepassocin is a hepatokine that modulates the proliferation and metabolism of hepatocytes and also exerts protective activity in liver injury. However, its role in hyperglycemic crisis-induced hepatic dysfunction remains unknown. Objective: To investigate the possible hepatic protection effects of hepassocin in hyperglycemic crisis. Design, Setting, and Patients: Plasma hepassocin concentrations and routine biochemistry were measured in 21 patients with hyperglycemic crisis before and after standard treatments. The effects of hepassocin on hepatic functions were evaluated in streptozotocin-induced hyperglycemic mice (STZ mice). HepG2 cells were used to clarify the possible mechanisms regulating hepassocin expression. Results: Plasma hepassocin concentrations decreased significantly in subjects with hyperglycemic crisis after standard treatment accompanied by improved hepatic functions. Correction of hyperglycemia in STZ mice also decreased the hepatic hepassocin expression. Injection of recombinant hepassocin improved hepatic functions and histologic changes and increased the expression of antioxidative stress proteins, including superoxide dismutase 1 (SOD1). In HepG2 cells, high glucose increased hepassocin expression through signal transducer and activator of transcription 3 and hepatocyte nuclear factor–related pathways. We also demonstrated that hepassocin increased SOD1 expression through an extracellular signal-regulated kinase 1/2 nuclear factor erythroid-2-related factor 2 pathway, decreasing ethyl acetate–induced ROS production and improving cell viability. Conclusions: Increased hepassocin secretion in hyperglycemic crisis might offset the deleterious effects of hyperglycemia on hepatocytes. Elevated hepassocin secretion in hyperglycemic crisis offsets the deleterious effects of hyperglycemia on hepatocytes by increasing antioxidative proteins.</abstract><cop>Washington, DC</cop><pub>Endocrine Society</pub><pmid>28402540</pmid><doi>10.1210/jc.2016-3287</doi><tpages>9</tpages><oa>free_for_read</oa></addata></record>
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subjects Acetic acid
Adult
Analysis of Variance
Animals
Blotting, Western
Cells, Cultured
Crises
Disease Models, Animal
Ethyl acetate
Extracellular signal-regulated kinase
Glucose
Heat shock proteins
Hep G2 Cells - metabolism
Hepatocytes
Humans
Hyperglycemia
Hyperglycemia - diagnosis
Hyperglycemia - drug therapy
Hypoglycemic Agents - administration & dosage
Liver
Liver Failure - prevention & control
Male
Metabolism
Mice
Mice, Inbred C57BL
Mice, Obese
Middle Aged
Neoplasm Proteins - metabolism
Proteins
Random Allocation
Reactive oxygen species
Reactive Oxygen Species - metabolism
Real-Time Polymerase Chain Reaction - methods
RNA, Small Interfering - metabolism
Rodents
Sampling Studies
Secretion
Streptozocin
Streptozocin - pharmacology
Stress proteins
Structure-function relationships
Superoxide dismutase
Transcription
Transfection
title The Hepatic Protection Effects of Hepassocin in Hyperglycemic Crisis
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