Comparative Study of gp130 Cytokine Effects on Corticotroph AtT-20 Cells – Redundancy or Specificity of Neuroimmunoendocrine Modulators?

Objective: This comparative in vitro study examined the effects of all known gp130 cytokines on murine corticotroph AtT-20 cell function. Methods: Cytokines were tested at equimolar concentrations from 0.078 to 10 nM. Tyrosine phosphorylation of the signal transducer and activator of transcription (...

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Veröffentlicht in:Neuroimmunomodulation 2004, Vol.11 (4), p.224-232
Hauptverfasser: Auernhammer, Christoph J., Kopp, Florian B., Vlotides, George, Dorn, Franziska, Isele, Nicola B., Spöttl, Gerald, Cengic, Neziha, Weber, Matthias M., Senaldi, Giorgio, Engelhardt, Dieter
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container_end_page 232
container_issue 4
container_start_page 224
container_title Neuroimmunomodulation
container_volume 11
creator Auernhammer, Christoph J.
Kopp, Florian B.
Vlotides, George
Dorn, Franziska
Isele, Nicola B.
Spöttl, Gerald
Cengic, Neziha
Weber, Matthias M.
Senaldi, Giorgio
Engelhardt, Dieter
description Objective: This comparative in vitro study examined the effects of all known gp130 cytokines on murine corticotroph AtT-20 cell function. Methods: Cytokines were tested at equimolar concentrations from 0.078 to 10 nM. Tyrosine phosphorylation of the signal transducer and activator of transcription (STAT)3 and STAT1, the STAT-dependent suppressor of cytokine signaling (SOCS)-3 promoter activity, SOCS-3 gene expression, STAT-dependent POMC promoter activity and adrenocorticotropic hormone (ACTH) secretion were determined. Results: Leukemia inhibitory factor (LIF), human oncostatin M (OSM) and cardiotrophin (CT)-1 (LIFR/gp130 ligands), as well as ciliary neurotrophic factor (CNTF) and novel neurotrophin-1/B-cell stimulating factor-3 (CNTFRα/LIFR/gp130 ligands) are potent stimuli of corticotroph cells in vitro. In comparison, interleukin (IL)-6 (IL-6R/gp130 ligand) and IL-11 (IL-11R/gp130 ligand) exhibited only modest direct effects on corticotrophs, while murine OSM (OSMR/gp130 ligand) showed no effect. Conclusion: (i) CNTFR complex ligands are potent stimuli of corticotroph function, comparable to LIFR complex ligands; (ii) IL-6 and IL-11 are relatively weak direct stimuli of corticotroph function; (iii) differential effects of human and murine OSM suggest that LIFR/gp130 (OSMR type I) but not OSMR/gp130 (OSMR type II) are involved in corticotroph signaling. (iv) CT-1 has the hitherto unknown ability to stimulate corticotroph function, and (v) despite redundant immuno-neuroendocrine effects of different gp130 cytokines, corticotroph cells are preferably activated through the LIFR and CNTFR complexes.
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Methods: Cytokines were tested at equimolar concentrations from 0.078 to 10 nM. Tyrosine phosphorylation of the signal transducer and activator of transcription (STAT)3 and STAT1, the STAT-dependent suppressor of cytokine signaling (SOCS)-3 promoter activity, SOCS-3 gene expression, STAT-dependent POMC promoter activity and adrenocorticotropic hormone (ACTH) secretion were determined. Results: Leukemia inhibitory factor (LIF), human oncostatin M (OSM) and cardiotrophin (CT)-1 (LIFR/gp130 ligands), as well as ciliary neurotrophic factor (CNTF) and novel neurotrophin-1/B-cell stimulating factor-3 (CNTFRα/LIFR/gp130 ligands) are potent stimuli of corticotroph cells in vitro. In comparison, interleukin (IL)-6 (IL-6R/gp130 ligand) and IL-11 (IL-11R/gp130 ligand) exhibited only modest direct effects on corticotrophs, while murine OSM (OSMR/gp130 ligand) showed no effect. Conclusion: (i) CNTFR complex ligands are potent stimuli of corticotroph function, comparable to LIFR complex ligands; (ii) IL-6 and IL-11 are relatively weak direct stimuli of corticotroph function; (iii) differential effects of human and murine OSM suggest that LIFR/gp130 (OSMR type I) but not OSMR/gp130 (OSMR type II) are involved in corticotroph signaling. (iv) CT-1 has the hitherto unknown ability to stimulate corticotroph function, and (v) despite redundant immuno-neuroendocrine effects of different gp130 cytokines, corticotroph cells are preferably activated through the LIFR and CNTFR complexes.</description><identifier>ISSN: 1021-7401</identifier><identifier>EISSN: 1423-0216</identifier><identifier>DOI: 10.1159/000078440</identifier><identifier>PMID: 15249728</identifier><language>eng</language><publisher>Basel, Switzerland</publisher><subject>Adrenocorticotropic Hormone - secretion ; Animals ; Antigens, CD - drug effects ; Antigens, CD - immunology ; Antigens, CD - metabolism ; Cell Line ; Cytokine Receptor gp130 ; Cytokines - immunology ; Cytokines - metabolism ; Cytokines - pharmacology ; DNA-Binding Proteins - drug effects ; DNA-Binding Proteins - genetics ; DNA-Binding Proteins - metabolism ; Dose-Response Relationship, Drug ; Gene Expression - drug effects ; Gene Expression - immunology ; Hypothalamo-Hypophyseal System - drug effects ; Hypothalamo-Hypophyseal System - immunology ; Leukemia Inhibitory Factor Receptor alpha Subunit ; Ligands ; Membrane Glycoproteins - drug effects ; Membrane Glycoproteins - immunology ; Membrane Glycoproteins - metabolism ; Mice ; Neuroimmunomodulation - immunology ; Original Paper ; Phosphorylation - drug effects ; Pituitary Gland, Anterior - cytology ; Pituitary Gland, Anterior - drug effects ; Pituitary Gland, Anterior - immunology ; Pro-Opiomelanocortin - genetics ; Promoter Regions, Genetic - drug effects ; Promoter Regions, Genetic - immunology ; Receptor, Ciliary Neurotrophic Factor - drug effects ; Receptor, Ciliary Neurotrophic Factor - immunology ; Receptor, Ciliary Neurotrophic Factor - metabolism ; Receptors, Cytokine - drug effects ; Receptors, Cytokine - immunology ; Receptors, Cytokine - metabolism ; Receptors, OSM-LIF ; Repressor Proteins - genetics ; RNA, Messenger - drug effects ; RNA, Messenger - metabolism ; STAT1 Transcription Factor ; STAT3 Transcription Factor ; Suppressor of Cytokine Signaling 3 Protein ; Suppressor of Cytokine Signaling Proteins ; Trans-Activators - drug effects ; Trans-Activators - genetics ; Trans-Activators - metabolism ; Transcription Factors - genetics ; Tyrosine - metabolism</subject><ispartof>Neuroimmunomodulation, 2004, Vol.11 (4), p.224-232</ispartof><rights>2004 S. Karger AG, Basel</rights><rights>Copyright 2004 S. Karger AG, Basel</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c363t-39eb1c217cd8499a40f3b3f4d169c0f5974838ba6050280c2870cce86b88ab6b3</citedby><cites>FETCH-LOGICAL-c363t-39eb1c217cd8499a40f3b3f4d169c0f5974838ba6050280c2870cce86b88ab6b3</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>314,776,780,2422,4009,27902,27903,27904</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/15249728$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Auernhammer, Christoph J.</creatorcontrib><creatorcontrib>Kopp, Florian B.</creatorcontrib><creatorcontrib>Vlotides, George</creatorcontrib><creatorcontrib>Dorn, Franziska</creatorcontrib><creatorcontrib>Isele, Nicola B.</creatorcontrib><creatorcontrib>Spöttl, Gerald</creatorcontrib><creatorcontrib>Cengic, Neziha</creatorcontrib><creatorcontrib>Weber, Matthias M.</creatorcontrib><creatorcontrib>Senaldi, Giorgio</creatorcontrib><creatorcontrib>Engelhardt, Dieter</creatorcontrib><title>Comparative Study of gp130 Cytokine Effects on Corticotroph AtT-20 Cells – Redundancy or Specificity of Neuroimmunoendocrine Modulators?</title><title>Neuroimmunomodulation</title><addtitle>Neuroimmunomodulation</addtitle><description>Objective: This comparative in vitro study examined the effects of all known gp130 cytokines on murine corticotroph AtT-20 cell function. Methods: Cytokines were tested at equimolar concentrations from 0.078 to 10 nM. Tyrosine phosphorylation of the signal transducer and activator of transcription (STAT)3 and STAT1, the STAT-dependent suppressor of cytokine signaling (SOCS)-3 promoter activity, SOCS-3 gene expression, STAT-dependent POMC promoter activity and adrenocorticotropic hormone (ACTH) secretion were determined. Results: Leukemia inhibitory factor (LIF), human oncostatin M (OSM) and cardiotrophin (CT)-1 (LIFR/gp130 ligands), as well as ciliary neurotrophic factor (CNTF) and novel neurotrophin-1/B-cell stimulating factor-3 (CNTFRα/LIFR/gp130 ligands) are potent stimuli of corticotroph cells in vitro. In comparison, interleukin (IL)-6 (IL-6R/gp130 ligand) and IL-11 (IL-11R/gp130 ligand) exhibited only modest direct effects on corticotrophs, while murine OSM (OSMR/gp130 ligand) showed no effect. Conclusion: (i) CNTFR complex ligands are potent stimuli of corticotroph function, comparable to LIFR complex ligands; (ii) IL-6 and IL-11 are relatively weak direct stimuli of corticotroph function; (iii) differential effects of human and murine OSM suggest that LIFR/gp130 (OSMR type I) but not OSMR/gp130 (OSMR type II) are involved in corticotroph signaling. (iv) CT-1 has the hitherto unknown ability to stimulate corticotroph function, and (v) despite redundant immuno-neuroendocrine effects of different gp130 cytokines, corticotroph cells are preferably activated through the LIFR and CNTFR complexes.</description><subject>Adrenocorticotropic Hormone - secretion</subject><subject>Animals</subject><subject>Antigens, CD - drug effects</subject><subject>Antigens, CD - immunology</subject><subject>Antigens, CD - metabolism</subject><subject>Cell Line</subject><subject>Cytokine Receptor gp130</subject><subject>Cytokines - immunology</subject><subject>Cytokines - metabolism</subject><subject>Cytokines - pharmacology</subject><subject>DNA-Binding Proteins - drug effects</subject><subject>DNA-Binding Proteins - genetics</subject><subject>DNA-Binding Proteins - metabolism</subject><subject>Dose-Response Relationship, Drug</subject><subject>Gene Expression - drug effects</subject><subject>Gene Expression - immunology</subject><subject>Hypothalamo-Hypophyseal System - drug effects</subject><subject>Hypothalamo-Hypophyseal System - immunology</subject><subject>Leukemia Inhibitory Factor Receptor alpha Subunit</subject><subject>Ligands</subject><subject>Membrane Glycoproteins - drug effects</subject><subject>Membrane Glycoproteins - immunology</subject><subject>Membrane Glycoproteins - metabolism</subject><subject>Mice</subject><subject>Neuroimmunomodulation - immunology</subject><subject>Original Paper</subject><subject>Phosphorylation - drug effects</subject><subject>Pituitary Gland, Anterior - cytology</subject><subject>Pituitary Gland, Anterior - drug effects</subject><subject>Pituitary Gland, Anterior - immunology</subject><subject>Pro-Opiomelanocortin - genetics</subject><subject>Promoter Regions, Genetic - drug effects</subject><subject>Promoter Regions, Genetic - immunology</subject><subject>Receptor, Ciliary Neurotrophic Factor - drug effects</subject><subject>Receptor, Ciliary Neurotrophic Factor - immunology</subject><subject>Receptor, Ciliary Neurotrophic Factor - metabolism</subject><subject>Receptors, Cytokine - drug effects</subject><subject>Receptors, Cytokine - immunology</subject><subject>Receptors, Cytokine - metabolism</subject><subject>Receptors, OSM-LIF</subject><subject>Repressor Proteins - genetics</subject><subject>RNA, Messenger - drug effects</subject><subject>RNA, Messenger - metabolism</subject><subject>STAT1 Transcription Factor</subject><subject>STAT3 Transcription Factor</subject><subject>Suppressor of Cytokine Signaling 3 Protein</subject><subject>Suppressor of Cytokine Signaling Proteins</subject><subject>Trans-Activators - drug effects</subject><subject>Trans-Activators - genetics</subject><subject>Trans-Activators - metabolism</subject><subject>Transcription Factors - genetics</subject><subject>Tyrosine - metabolism</subject><issn>1021-7401</issn><issn>1423-0216</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2004</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><recordid>eNpt0DtLxTAYBuAgivfBWZDgIDhUkyYnTSeR4g28gJe5pLlo9LSpSSqczdnVf-gvMXqOupjlC-TJC98LwAZGexiPyn2UTsEpRXNgGdOcZCjHbD7d08wKivASWAnhMSmCMF8ES3iU07LI-TJ4q1zbCy-ifdHwJg5qAp2B9z0mCFaT6J5sp-GRMVrGAF0HK-ejlS561z_Aw3ib5cnp8TjAj9d3eK3V0CnRyZTi4U2vpTVW2vgdeqkH72zbDp3TnXLSf0VfODWMRXQ-HKyBBSPGQa_P5iq4Oz66rU6z86uTs-rwPJOEkZiRUjdY5riQitOyFBQZ0hBDFWalRGZUFpQT3giGRijnSOa8QFJqzhrORcMasgp2prm9d8-DDrFubZBpB9FpN4SasQIhVhYJ7k6h9C4Er03de9sKP6kxqr-Kr3-LT3ZrFjo0rVZ_ctZ0AptT8CT8vfa_4Of79r-vl2cX36DulSGfEVmTiw</recordid><startdate>2004</startdate><enddate>2004</enddate><creator>Auernhammer, Christoph J.</creator><creator>Kopp, Florian B.</creator><creator>Vlotides, George</creator><creator>Dorn, Franziska</creator><creator>Isele, Nicola B.</creator><creator>Spöttl, Gerald</creator><creator>Cengic, Neziha</creator><creator>Weber, Matthias M.</creator><creator>Senaldi, Giorgio</creator><creator>Engelhardt, Dieter</creator><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>7X8</scope></search><sort><creationdate>2004</creationdate><title>Comparative Study of gp130 Cytokine Effects on Corticotroph AtT-20 Cells – Redundancy or Specificity of Neuroimmunoendocrine Modulators?</title><author>Auernhammer, Christoph J. ; Kopp, Florian B. ; Vlotides, George ; Dorn, Franziska ; Isele, Nicola B. ; Spöttl, Gerald ; Cengic, Neziha ; Weber, Matthias M. ; Senaldi, Giorgio ; Engelhardt, Dieter</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c363t-39eb1c217cd8499a40f3b3f4d169c0f5974838ba6050280c2870cce86b88ab6b3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2004</creationdate><topic>Adrenocorticotropic Hormone - secretion</topic><topic>Animals</topic><topic>Antigens, CD - drug effects</topic><topic>Antigens, CD - immunology</topic><topic>Antigens, CD - metabolism</topic><topic>Cell Line</topic><topic>Cytokine Receptor gp130</topic><topic>Cytokines - immunology</topic><topic>Cytokines - metabolism</topic><topic>Cytokines - pharmacology</topic><topic>DNA-Binding Proteins - drug effects</topic><topic>DNA-Binding Proteins - genetics</topic><topic>DNA-Binding Proteins - metabolism</topic><topic>Dose-Response Relationship, Drug</topic><topic>Gene Expression - drug effects</topic><topic>Gene Expression - immunology</topic><topic>Hypothalamo-Hypophyseal System - drug effects</topic><topic>Hypothalamo-Hypophyseal System - immunology</topic><topic>Leukemia Inhibitory Factor Receptor alpha Subunit</topic><topic>Ligands</topic><topic>Membrane Glycoproteins - drug effects</topic><topic>Membrane Glycoproteins - immunology</topic><topic>Membrane Glycoproteins - metabolism</topic><topic>Mice</topic><topic>Neuroimmunomodulation - immunology</topic><topic>Original Paper</topic><topic>Phosphorylation - drug effects</topic><topic>Pituitary Gland, Anterior - cytology</topic><topic>Pituitary Gland, Anterior - drug effects</topic><topic>Pituitary Gland, Anterior - immunology</topic><topic>Pro-Opiomelanocortin - genetics</topic><topic>Promoter Regions, Genetic - drug effects</topic><topic>Promoter Regions, Genetic - immunology</topic><topic>Receptor, Ciliary Neurotrophic Factor - drug effects</topic><topic>Receptor, Ciliary Neurotrophic Factor - immunology</topic><topic>Receptor, Ciliary Neurotrophic Factor - metabolism</topic><topic>Receptors, Cytokine - drug effects</topic><topic>Receptors, Cytokine - immunology</topic><topic>Receptors, Cytokine - metabolism</topic><topic>Receptors, OSM-LIF</topic><topic>Repressor Proteins - genetics</topic><topic>RNA, Messenger - drug effects</topic><topic>RNA, Messenger - metabolism</topic><topic>STAT1 Transcription Factor</topic><topic>STAT3 Transcription Factor</topic><topic>Suppressor of Cytokine Signaling 3 Protein</topic><topic>Suppressor of Cytokine Signaling Proteins</topic><topic>Trans-Activators - drug effects</topic><topic>Trans-Activators - genetics</topic><topic>Trans-Activators - metabolism</topic><topic>Transcription Factors - genetics</topic><topic>Tyrosine - metabolism</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Auernhammer, Christoph J.</creatorcontrib><creatorcontrib>Kopp, Florian B.</creatorcontrib><creatorcontrib>Vlotides, George</creatorcontrib><creatorcontrib>Dorn, Franziska</creatorcontrib><creatorcontrib>Isele, Nicola B.</creatorcontrib><creatorcontrib>Spöttl, Gerald</creatorcontrib><creatorcontrib>Cengic, Neziha</creatorcontrib><creatorcontrib>Weber, Matthias M.</creatorcontrib><creatorcontrib>Senaldi, Giorgio</creatorcontrib><creatorcontrib>Engelhardt, Dieter</creatorcontrib><collection>Medline</collection><collection>MEDLINE</collection><collection>MEDLINE (Ovid)</collection><collection>MEDLINE</collection><collection>MEDLINE</collection><collection>PubMed</collection><collection>CrossRef</collection><collection>MEDLINE - Academic</collection><jtitle>Neuroimmunomodulation</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Auernhammer, Christoph J.</au><au>Kopp, Florian B.</au><au>Vlotides, George</au><au>Dorn, Franziska</au><au>Isele, Nicola B.</au><au>Spöttl, Gerald</au><au>Cengic, Neziha</au><au>Weber, Matthias M.</au><au>Senaldi, Giorgio</au><au>Engelhardt, Dieter</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Comparative Study of gp130 Cytokine Effects on Corticotroph AtT-20 Cells – Redundancy or Specificity of Neuroimmunoendocrine Modulators?</atitle><jtitle>Neuroimmunomodulation</jtitle><addtitle>Neuroimmunomodulation</addtitle><date>2004</date><risdate>2004</risdate><volume>11</volume><issue>4</issue><spage>224</spage><epage>232</epage><pages>224-232</pages><issn>1021-7401</issn><eissn>1423-0216</eissn><abstract>Objective: This comparative in vitro study examined the effects of all known gp130 cytokines on murine corticotroph AtT-20 cell function. Methods: Cytokines were tested at equimolar concentrations from 0.078 to 10 nM. Tyrosine phosphorylation of the signal transducer and activator of transcription (STAT)3 and STAT1, the STAT-dependent suppressor of cytokine signaling (SOCS)-3 promoter activity, SOCS-3 gene expression, STAT-dependent POMC promoter activity and adrenocorticotropic hormone (ACTH) secretion were determined. Results: Leukemia inhibitory factor (LIF), human oncostatin M (OSM) and cardiotrophin (CT)-1 (LIFR/gp130 ligands), as well as ciliary neurotrophic factor (CNTF) and novel neurotrophin-1/B-cell stimulating factor-3 (CNTFRα/LIFR/gp130 ligands) are potent stimuli of corticotroph cells in vitro. In comparison, interleukin (IL)-6 (IL-6R/gp130 ligand) and IL-11 (IL-11R/gp130 ligand) exhibited only modest direct effects on corticotrophs, while murine OSM (OSMR/gp130 ligand) showed no effect. Conclusion: (i) CNTFR complex ligands are potent stimuli of corticotroph function, comparable to LIFR complex ligands; (ii) IL-6 and IL-11 are relatively weak direct stimuli of corticotroph function; (iii) differential effects of human and murine OSM suggest that LIFR/gp130 (OSMR type I) but not OSMR/gp130 (OSMR type II) are involved in corticotroph signaling. (iv) CT-1 has the hitherto unknown ability to stimulate corticotroph function, and (v) despite redundant immuno-neuroendocrine effects of different gp130 cytokines, corticotroph cells are preferably activated through the LIFR and CNTFR complexes.</abstract><cop>Basel, Switzerland</cop><pmid>15249728</pmid><doi>10.1159/000078440</doi><tpages>9</tpages><oa>free_for_read</oa></addata></record>
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subjects Adrenocorticotropic Hormone - secretion
Animals
Antigens, CD - drug effects
Antigens, CD - immunology
Antigens, CD - metabolism
Cell Line
Cytokine Receptor gp130
Cytokines - immunology
Cytokines - metabolism
Cytokines - pharmacology
DNA-Binding Proteins - drug effects
DNA-Binding Proteins - genetics
DNA-Binding Proteins - metabolism
Dose-Response Relationship, Drug
Gene Expression - drug effects
Gene Expression - immunology
Hypothalamo-Hypophyseal System - drug effects
Hypothalamo-Hypophyseal System - immunology
Leukemia Inhibitory Factor Receptor alpha Subunit
Ligands
Membrane Glycoproteins - drug effects
Membrane Glycoproteins - immunology
Membrane Glycoproteins - metabolism
Mice
Neuroimmunomodulation - immunology
Original Paper
Phosphorylation - drug effects
Pituitary Gland, Anterior - cytology
Pituitary Gland, Anterior - drug effects
Pituitary Gland, Anterior - immunology
Pro-Opiomelanocortin - genetics
Promoter Regions, Genetic - drug effects
Promoter Regions, Genetic - immunology
Receptor, Ciliary Neurotrophic Factor - drug effects
Receptor, Ciliary Neurotrophic Factor - immunology
Receptor, Ciliary Neurotrophic Factor - metabolism
Receptors, Cytokine - drug effects
Receptors, Cytokine - immunology
Receptors, Cytokine - metabolism
Receptors, OSM-LIF
Repressor Proteins - genetics
RNA, Messenger - drug effects
RNA, Messenger - metabolism
STAT1 Transcription Factor
STAT3 Transcription Factor
Suppressor of Cytokine Signaling 3 Protein
Suppressor of Cytokine Signaling Proteins
Trans-Activators - drug effects
Trans-Activators - genetics
Trans-Activators - metabolism
Transcription Factors - genetics
Tyrosine - metabolism
title Comparative Study of gp130 Cytokine Effects on Corticotroph AtT-20 Cells – Redundancy or Specificity of Neuroimmunoendocrine Modulators?
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