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CEBPD — PPARG
Text-mined interactions from Literome
Hamm et al., Ann N Y Acad Sci 1999
:
Induction of
PPAR gamma gene transcription during the differentiation of preadipocytes into adipocytes in vitro occurs following an initial phase of cell proliferation and
requires a direct involvement of C/EBP beta,
C/EBP delta , and glucocorticoids
Elberg et al., J Biol Chem 2000
:
We demonstrate here that C/EBPalpha and
C/EBPdelta , but not C/EBPbeta,
induce the activity of the
PPARgamma2 promoter in transiently transfected 3T3-L1 preadipocytes and bind to two juxtaposed low affinity C/EBP binding sites
Takata et al., J Biol Chem 2001
:
PPARgamma activators also
suppressed IL-1beta induced
C/EBPdelta expression ... From these results, we conclude that the inhibitory effect of
PPARgamma activators on PDGFalphaR expression is mainly
mediated by
C/EBPdelta suppression ...
Regulation of
C/EBPdelta by
PPARgamma activators probably plays critical roles in modulating inflammatory responses in the arterial wall
Kurebayashi et al., Endocr J 2001
:
Induction of C/EBPalpha and
PPARgamma , which regulate the expression of many adipocyte related genes, is
dependent on the expression of C/EBPbeta and
C/EBPdelta at the early phase of adipocyte differentiation ... In fully differentiated adipocytes, TNF-alpha rapidly
induced C/EBPbeta and
C/EBPdelta , whereas it downregulated the expression of C/EBPalpha and
PPARgamma
Takata et al., Circ Res 2002
(Inflammation) :
In the present study, we showed that a high level of
C/EBP-delta expression induced by inflammation positively
regulated transcription and protein expression of
PPAR-gamma in vascular smooth muscle cells ( VSMCs )
Lai et al., Biochim Biophys Acta 2008
:
Overexpression of
CEBPdelta (CEBPD) enhances lipid accumulation and specifically
activates PPARG2 transcription in HepG2 cells ... By using 5'-serial deletion reporter analysis, we show that the region comprising the -457 to +129 base pairs is required for
CEBPD response of the
PPARG2 promoter ... Taken together, we suggest that suCEBPD/HDAC1/HDAC3 complex inactivates PPARG2 transcription, and the induction of
CEBPD expression transiently
activates PPARG2 transcription which is involved in adipocyte-like lipogenesis in HepG2 cells
Lee et al., Obesity (Silver Spring) 2009
:
However, the mRNA levels of
C/EBP-beta and -delta , the upstream
regulators of
PPAR-gamma and C/EBP-alpha, were not reduced by isorhamnetin
Choi et al., Life Sci 2009
:
In the early stage of adipogenesis, magnolol induced gene expression of
C/EBPdelta , C/EBPalpha and PPARgamma2 and during adipocyte differentiation, it also
induced the expression of
PPARgamma target genes such as aP2, LPL and adiponectin