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JAK2 — TNF
Text-mined interactions from Literome
Han et al., J Interferon Cytokine Res 1999
:
In TNF-alpha treated cells, IFN-gamma induced phosphorylation of Jak2 kinase is increased, Jak2 kinase activity is enhanced, and genetic studies indicate that
TNF-alpha requires
Jak2 kinase activity to enhance Stat1alpha tyrosine phosphorylation
Rojas et al., Cell Immunol 2002
:
Inhibitors of PTK ( AG-126 ), or
JAK2 ( AG-490 )
inhibited TNF-alpha and NO production, caspase 1 activation and apoptosis, suggesting that M. tuberculosis-induction of these events depends on JAK2/STAT1-alpha activation
Fasshauer et al., J Endocrinol 2004
(Insulin Resistance) :
Furthermore, stimulation experiments and studies using pharmacologic inhibitors suggested that the positive effect of
TNFalpha , GH and IL-6 on SOCS-1 mRNA is, at least in part,
mediated by
Janus kinase (Jak) 2
Ait-Ali et al., Mol Endocrinol 2004
:
Stimulatory effects of
TNF-alpha on neuropeptide gene expression and release appeared to be mediated through the type 2 TNF-alpha receptor, and
required activation of ERK 1/2 and p38, but not
Janus kinase , MAPKs
Han et al., J Immunol 2006
(Gram-Positive Bacterial Infections) :
Jak2 tyrosine kinase inhibition
blocked LTA induced production of NO but not
TNF-alpha
Ahmed et al., Am J Physiol Gastrointest Liver Physiol 2006
:
TNF attenuated
JAK2/STAT5 and ERK1/2 phosphorylation and IGF-I and Spi 2.1 mRNA expression following GH stimulation
Rafail et al., Thromb Res 2008
(Inflammation...) :
Leptin induces the expression of functional tissue factor in human neutrophils and peripheral blood mononuclear cells through
JAK2 dependent mechanisms and
TNFalpha involvement
Pincheira et al., J Immunol 2008
:
Stimulation with
TNF induces a time dependent change in the level of
Jak2 , c-Src, and PI3K associated with TNFR1 ... TNFR1/c-Src, but not
TNFR1/Jak2 ,
plays an obligate role in the activation of NF-kappaB by
TNF , whereas TNFR1/Jak2, but not TNFR1/c-Src, plays an obligate role in the activation of STAT3
Betts et al., Blood 2011
:
JAK2 inhibition also
reduces the production of IL-6 and
TNF-a in allogeneic MLRs, impairing the activation of central and effector memory T cells as well as the expansion of responder Th1 and Th17 cells
Yarilina et al., Arthritis Rheum 2012
(Arthritis, Rheumatoid...) :
Our findings demonstrate that
JAK inhibitors suppress macrophage activation and
attenuate TNF responses and further suggest that suppression of cytokine/chemokine production and innate immunity contribute to the therapeutic efficacy of JAK inhibitors
Nam et al., J Pept Sci 2012
:
Inhibition of
JAK ( STAT1/STAT5 kinase ) with AG490 markedly
reduced the production of IL-6 and
TNF-a in macrophages
Guo et al., J Immunol 1998
:
Induction of
Jak/STAT signaling by activation of the type 1
TNF receptor ... In this study, we show that murine
TNF induces the tyrosine phosphorylation and activation of the intracellular Janus tyrosine kinases Jak1,
Jak2 , and Tyk2 in murine 3T3-L1 adipocytes ... Phosphorylation of
Jak proteins was also
induced by human
TNF , which selectively binds to TNFR1 on murine cells