Báo cáo Y học: Regulation of a1,3galactosyltransferase expression in pig endothelial cells Implications for xenotransplantation doc
Báo cáo Y học: Regulation of a1,3galactosyltransferase expression in pig endothelial cells Implications for xenotransplantation doc
... Regulation of a1,3GalT expression in pig endothelial cells (Eur. J. Biochem. 269) 1473
Regulation of a1,3galactosyltransferase expression in pig
endothelial cells
Implications for xenotransplantation
Dominique ... promoter of the long form of b1,4-gala ctosyl-
transferase contains 12 Sp1 binding sites, and is active in a
variety of cell types [42, 4...
Báo cáo Y học: Inhibition of hyaluronan synthesis in Streptococcus equi FM100 by 4-methylumbelliferone doc
... HA released
into the culture medium was measured by the sandwich
binding protein assay using hyaluronan binding protein
(HABP) according to the manufacture’s instructions for the
hyaluronic acid ... level of the has
operon containing the hyaluronan synthase gene or the
protein level of hyaluronan synthase. Solubilization of the
enzyme from membranes of MU-treated cells and additio...
Báo cáo Y học: Regulation of glypican-1, syndecan-1 and syndecan-4 mRNAs expression by follicle-stimulating hormone, cAMP increase and calcium influx during rat Sertoli cell development pptx
... glycosylphophatidylinositol (GPI)
anchors [1,2]. Although the primary structure of the glypi-
cans is only marginally conserved (about 30% identity), there
is a strict conservation of 14 cysteine ... within the
core protein leading to compact conformation but also of
HS-attachment consensus sequences at the C-termini
of proteins.
Syndecans and glypicans are individually expressed in...
Tài liệu Báo cáo Y học: Regulation of transcription of the Dnmt1 gene by Sp1 and Sp3 zinc finger proteins doc
... role in progression of the cell
cycle and the differentiation of cells [11,12].
The methylation of DNA plays a role in the regulation
of gene expression [13,14], genomic imprinting [15] and
inactivation ... (Fig. 5A,B). In contrast, the intensity
of the shifted band that included GST–Sp1 gradually
increased. Conversely, the addition of GST–Sp3 resulted in
a similar r...
Báo cáo Y học: Regulation of RAS in human platelets Evidence that activation of RAS is not sufficient to lead to ERK1-2 phosphorylation pot
... glycoprotein
VI; PtdIns3K, phosphatidylinositol 3-kinase; PVDF, poly(vinylidene
difluoride); PKC, protein kinase C; PP1, (4-amino-4-(4-methylphe-
nyl)-7-(t-butyl)pyrazola[3,4-d]pyrimidine); SH2, ... ERK activation induced by thrombin
is dependent on SRC kinases
SRC family kinases are necessary for the initial signalling
events induced by GPVI, notably for phosphorylation of
the G PVI-ass...
Báo cáo Y học: Regulation of stress-activated protein kinase signaling pathways by protein phosphatases pot
... implicated in
the mammalian SAPK systems.
REGULATION OF SAPK SIGNAL
PATHWAYS BY PROTEIN
PHOSPHATASES IN YEAST CELLS
A molecular g enetic analysis of ye ast cells indicated that two
distinct protein phosphatase ... phosphorylation of
conserved tyrosine and threonine residues within the
catalytic domain. This phosphorylation is mediated by dual
specificity protein kinases, member...
Báo cáo Y học: Regulation of peptide-chain elongation in mammalian cells pptx
... members of main protein kinase
superfamily, Ryazanov coined the term Ôa-kinaseÕ for this
unusual group of enzymes. Further discussion of this family
may be found in a recent review by Ryazanov ... translo-
cation and in poly(U)-directed polyphenylalanine synthesis
[26,27], by preventing it from binding to the ribosome [28].
Early data showed that the phosphorylation of eEF2 was...
Báo cáo Y học: Regulation of mammalian translation factors by nutrients pot
... addressed by exploring the effect of
rapamycin on the control of overall rates of protein
synthesis. In cell lines, rapamycin generally exerts only a
small inhibitory effect on the rate of protein synthesis ... (1997) Regulation of protein
kinase B and glycogen synthase kinase 3 by insulin and b-adr-
energic agonists in rat epididymal fat cells. Activation of protein
kinase...
Báo cáo Y học: Repression of FasL expression by retinoic acid involves a novel mechanism of inhibition of transactivation function of the nuclear factors of activated T-cells pptx
... dephosphorylation is
mediated by calcineurin, rephosphorylation is catalyzed by
a variety of serine kinases, such as glycogen synthase kinase-
3, ERK, p38, casein kinase-2, and c-Jun N-terminal kinase
[40–43]. ... [3–5].
Thus, the elimination of highly activated T -cells by the Fas/
FasL system is critical for the downregulation of immune
responses, the homeostasis of lymphocytes,...
Báo cáo khoa học: Regulation of the expression and subcellular localization of the taurine transporter TauT in mouse NIH3T3 fibroblasts doc
... within the initial 20 min following the
addition of
14
C-labelled taurine. Using taurine uptake
within the initial 20 min in NaCl medium containing
extracellular taurine (0–50 l
M
) and fitting ... NF-jB and for tonicity
response element binding protein (Ton-EBP) [10–12]. The
activity of p53 is regulated by a series of protein
phosphorylations, acetylations and glycosylations of pa...
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