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PMID |
Sentence |
1 |
11096081
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Insulin and insulin-like growth factor-1 stimulate activity of Sgk by a mechanism mediated by phosphoinositide-dependent kinases (PDK)-1 and -2.
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2 |
16696316
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The expression of SGK1 was detected by RT-PCR and Western blot, and CTGF mRNA was assessed by RT-PCR.
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3 |
16696316
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The levels of cortex SGK1 mRNA and protein were up-regulated, and both TGF-beta1 and FN were down-regulated by fluvastatin.
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4 |
16696316
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The mRNA of SGK1 was positively correlated with the CTGF, TGF-beta1 and FN.
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5 |
18347057
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PDK1 activates a group of kinases, including protein kinase B (PKB)/Akt, p70 ribosomal S6 kinase (S6K), and serum and glucocorticoid-induced protein kinase (SGK), that mediate many of the effects of insulin as well as other agonists.
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6 |
19764891
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SGK1 is activated by insulin and growth factors via PI3K, 3-phosphoinositide dependent kinase PDK1 and mTOR.
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7 |
19764891
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SGK1 activates ion channels (including ENaC, TRPV5, ROMK, KCNE1/KCNQ1 and CLCKa/Barttin), carriers (including NCC, NKCC, NHE3, SGLT1 and EAAT3), and the Na(+)/K(+)-ATPase.
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8 |
21155863
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Transactivation of the epidermal growth factor receptor (EGFR) by factors inherent in the milieu of diabetes mellitus increases serum glucocorticoid regulated kinase-1 (Sgk1), a key regulator of NHE3. 3.
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9 |
21170869
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SGK1 enhances the activity of a variety of ion channels such as ENaC, TRPV5, ROMK, KCNE1/KCNQ1 and ClCKb; carriers such as NHE3, NKCC2, NCC and SGLT1; as well as the Na+/K+-ATPase.
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10 |
20105179
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Our results do not support the view that PPARgamma agonists stimulate epithelial Na(+) absorption or alter the control of cellular SGK1 activity.
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11 |
21220752
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In cultured MR-expressing podocytes, high glucose significantly enhanced Sgk1 expression, activated nicotinamide adenine dinucleotide phosphate (NADPH) oxidase and ROS production and induced podocyte apoptosis.
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12 |
20880397
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However, these PI3K inhibitors all abolished insulin-induced Na(+) absorption and inactivated PI3K, SGK1 and PKB fully.
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13 |
20880397
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GSK650394A and Akti-1/2 also inhibited insulin-evoked Na(+) absorption and while GSK650394A inhibited SGK1 without affecting PKB, Akti-1/2 inactivated both kinases.
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14 |
20880397
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GSK650394A, on the other hand, selectively inhibits SGK1 and the finding that GSK650394A suppressed insulin-induced Na(+) absorption suggests that this response is dependent upon signalling via PI3K/SGK1.
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15 |
15007040
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The Sgk1 induction was almost completely inhibited by the p38 MAPK inhibitor SB203580, indicating that NaCl activates Sgk1 through the p38 MAPK pathway.
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16 |
15007040
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Neither Sgk1 nor the kinase-dead mutant had any effect on endothelial nitric oxide synthase (eNOS) promoter activity, and the Sgk1 mutant and 8-bromo-cyclic guanosine monophosphate were, to some degree, additive in reducing osmotically stimulated NPR-A promoter activity.
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17 |
15007040
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Collectively, these data imply that Sgk1 operates over an eNOS-independent, p38 MAPK-dependent pathway in mediating osmotic induction of the NPR-A gene promoter.
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18 |
15721303
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Using human macro- and microvascular ECs, we show that high levels of glucose, TGF-beta1, and ET-1 increase the EDB(+) FN expression via SGK-1 alteration at the mRNA, protein, and activity levels.
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19 |
15721303
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Inhibition of TGF-beta1 and ET-1 prevented glucose-induced SGK-1 activation and the EDB(+) FN expression.
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20 |
15793248
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We show here that dexamethasone upregulates transcription and expression of the serum- and glucocorticoid-inducible kinase 1 (SGK1) in insulin-secreting cells, an effect reversed by mifepristone (RU486), an antagonist of the nuclear glucocorticoid receptor.
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21 |
16105029
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This study determined the expression and functional role of SGK-1 in PTCs in high glucose conditions.
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22 |
16105029
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As the epidermal growth factor (EGF) receptor is activated by both EGF and other factors implicated in diabetic nephropathy, the relationship of SGK-1 with EGFR activity was assessed. mRNA and protein expression of SGK-1 and mRNA expression of the sodium hydrogen exchanger NHE3 were measured in human PTCs exposed to 5 mmol/L (control) and 25 mmol/L (high) glucose.
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23 |
16105029
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A total of 25 mmol/L glucose and EGF (10 ng/mL) increased SGK-1 mRNA (P < 0.005 and P < 0.002, respectively) and protein (both P < 0.02) expression.
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24 |
16105029
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High glucose and overexpression of SGK-1 increased NHE3 mRNA (P < 0.05) and EGFR phosphorylation (P < 0.01), which were reversed by PKI166.
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25 |
16105029
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SGK-1 overexpression increased PTC growth (P < 0.0001), progression through the cell cycle (P < 0.001), and increased NHE3 mRNA (P < 0.01), which were all reversed with PKI166.
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26 |
16443776
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GLUT1 contains a consensus site ((95)Ser) for phosphorylation by SGK1.
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27 |
16443776
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Tracer-flux studies in Xenopus oocytes and HEK-293 cells demonstrated that GLUT1 transport is enhanced by constitutively active (S422D)SGK1.
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28 |
16443776
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The effect requires the kinase catalytical activity since the inactive mutant (K127N)SGK1 failed to modulate GLUT1.
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29 |
16443776
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GLUT1 stimulation by (S422D)SGK1 is not due to de novo protein synthesis but rather to an increase of the transporter's abundance in the plasma membrane.
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30 |
16443776
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These observations suggest that SGK1 regulates GLUT1 and may contribute to or account for the PI3 kinase-dependent but PKB-independent stimulation of GLUT1 by insulin.
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31 |
18985156
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Serum- and Glucocorticoid-inducible Kinase 1 (SGK1) is involved in the regulation of insulin secretion and may represent a candidate gene for the development of type 2 diabetes mellitus in humans.
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32 |
18997160
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The increases in NHE3 and AQPs 1 and 7 were significantly reduced by pharmacological inhibition of Sgk and when cultures were exposed to Sgk-1-specific siRNA.
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33 |
19436108
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In vivo, water restriction of rats or mice led to increased urine osmolality, increased Sgk1 expression, increased expression of the type A natriuretic peptide receptor (NPR-A), and dehydration natriuresis.
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34 |
19436108
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In cultured rat renal medullary cells, siRNA-mediated Sgk1 knockdown blocked the osmotic induction of natriuretic peptide receptor 1 (Npr1) gene expression.
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35 |
20021289
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SGK1 is activated by insulin and growth factors via the phosphatidylinositol-3-kinase pathway.
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36 |
20021289
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SGK1 regulates ion channels (including ENaC, KCNE1/KCNQ1), carriers (including NCC, NHE3, SGLT1), Na(+)/K(+)-ATPase, enzymes (including glycogen-synthase-kinase-3) and transcription factors (including FOXO3a, ss-catenin, NF-kappaB).
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