GP130 activation induces myeloma and collaborates with MYC
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GP130 activation induces myeloma and collaborates with MYC. / Dechow, Tobias; Steidle, Sabine; Götze, Katharina S; Rudelius, Martina; Behnke, Kerstin; Pechloff, Konstanze; Kratzat, Susanne; Bullinger, Lars; Fend, Falko; Soberon, Valeria; Mitova, Nadya; Li, Zhoulei; Thaler, Markus; Bauer, Jan; Pietschmann, Elke; Albers, Corinna; Grundler, Rebekka; Schmidt-Supprian, Marc; Ruland, Jürgen; Peschel, Christian; Duyster, Justus; Rose-John, Stefan; Bassermann, Florian; Keller, Ulrich.
in: J CLIN INVEST, Jahrgang 124, Nr. 12, 12.2014, S. 5263-74.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - GP130 activation induces myeloma and collaborates with MYC
AU - Dechow, Tobias
AU - Steidle, Sabine
AU - Götze, Katharina S
AU - Rudelius, Martina
AU - Behnke, Kerstin
AU - Pechloff, Konstanze
AU - Kratzat, Susanne
AU - Bullinger, Lars
AU - Fend, Falko
AU - Soberon, Valeria
AU - Mitova, Nadya
AU - Li, Zhoulei
AU - Thaler, Markus
AU - Bauer, Jan
AU - Pietschmann, Elke
AU - Albers, Corinna
AU - Grundler, Rebekka
AU - Schmidt-Supprian, Marc
AU - Ruland, Jürgen
AU - Peschel, Christian
AU - Duyster, Justus
AU - Rose-John, Stefan
AU - Bassermann, Florian
AU - Keller, Ulrich
PY - 2014/12
Y1 - 2014/12
N2 - Multiple myeloma (MM) is a plasma cell neoplasm that results from clonal expansion of an Ig-secreting terminally differentiated B cell. Advanced MM is characterized by tissue damage that involves bone, kidney, and other organs and is typically associated with recurrent genetic abnormalities. IL-6 signaling via the IL-6 signal transducer GP130 has been implicated as an important driver of MM pathogenesis. Here, we demonstrated that ectopic expression of constitutively active GP130 (L-GP130) in a murine retroviral transduction-transplantation model induces rapid MM development of high penetrance. L-GP130-expressing mice recapitulated all of the characteristics of human disease, including monoclonal gammopathy, BM infiltration with lytic bone lesions, and protein deposition in the kidney. Moreover, the disease was easily transplantable and allowed different therapeutic options to be evaluated in vitro and in vivo. Using this model, we determined that GP130 signaling collaborated with MYC to induce MM and was responsible and sufficient for directing the plasma cell phenotype. Accordingly, we identified Myc aberrations in the L-GP130 MM model. Evaluation of human MM samples revealed recurrent activation of STAT3, a downstream target of GP130 signaling. Together, our results indicate that deregulated GP130 activity contributes to MM pathogenesis and that pathways downstream of GP130 activity have potential as therapeutic targets in MM.
AB - Multiple myeloma (MM) is a plasma cell neoplasm that results from clonal expansion of an Ig-secreting terminally differentiated B cell. Advanced MM is characterized by tissue damage that involves bone, kidney, and other organs and is typically associated with recurrent genetic abnormalities. IL-6 signaling via the IL-6 signal transducer GP130 has been implicated as an important driver of MM pathogenesis. Here, we demonstrated that ectopic expression of constitutively active GP130 (L-GP130) in a murine retroviral transduction-transplantation model induces rapid MM development of high penetrance. L-GP130-expressing mice recapitulated all of the characteristics of human disease, including monoclonal gammopathy, BM infiltration with lytic bone lesions, and protein deposition in the kidney. Moreover, the disease was easily transplantable and allowed different therapeutic options to be evaluated in vitro and in vivo. Using this model, we determined that GP130 signaling collaborated with MYC to induce MM and was responsible and sufficient for directing the plasma cell phenotype. Accordingly, we identified Myc aberrations in the L-GP130 MM model. Evaluation of human MM samples revealed recurrent activation of STAT3, a downstream target of GP130 signaling. Together, our results indicate that deregulated GP130 activity contributes to MM pathogenesis and that pathways downstream of GP130 activity have potential as therapeutic targets in MM.
KW - Animals
KW - Cell Line, Tumor
KW - Cytokine Receptor gp130
KW - Female
KW - Humans
KW - Male
KW - Mice
KW - Mice, Inbred BALB C
KW - Multiple Myeloma
KW - Neoplasms, Experimental
KW - Plasma Cells
KW - Proto-Oncogene Proteins c-myc
KW - STAT3 Transcription Factor
KW - Signal Transduction
KW - Clinical Trial
KW - Journal Article
KW - Research Support, Non-U.S. Gov't
U2 - 10.1172/JCI69094
DO - 10.1172/JCI69094
M3 - SCORING: Journal article
C2 - 25384216
VL - 124
SP - 5263
EP - 5274
JO - J CLIN INVEST
JF - J CLIN INVEST
SN - 0021-9738
IS - 12
ER -