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PMID |
Sentence |
1 |
16111945
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Here we show that BEC-1, the C. elegans ortholog of the yeast and mammalian autophagy proteins Atg6/Vps30 and Beclin 1, is essential for development.
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2 |
16111945
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We demonstrate that BEC-1 is necessary for the function of the class III PI3 kinase LET-512/Vps34, an essential protein required for autophagy, membrane trafficking, and endocytosis.
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3 |
16111945
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Furthermore, BEC-1 forms a complex with the antiapoptotic protein CED-9/Bcl-2, and its depletion triggers CED-3/Caspase-dependent PCD.
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4 |
16753575
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Nutrient overload, insulin resistance, and ribosomal protein S6 kinase 1, S6K1.
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5 |
16753575
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Recent studies have revealed that ribosomal protein S6 kinase 1, S6K1, an effector of mTOR, is sensitive to both insulin and nutrients, including amino acids.
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6 |
16753575
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Although S6K1 is an effector of growth, recent reports show that amino acids also negatively affect insulin signaling through mTOR/S6K1 phosphorylation of IRS1.
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7 |
16753575
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Moreover, rather than signaling through the class 1 PI3K pathway, amino acids appear to mediate mTOR activation through class 3 PI3K, or hVps34.
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8 |
16753575
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Consistent with this, infusion of amino acids into humans leads to S6K1 activation, inhibition of insulin-induced class 1 PI3K activation, and insulin resistance.
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9 |
16753575
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Thus, S6K1 may mediate deleterious effects, like insulin resistance, and potentially type 2 diabetes in the face of nutrient excess.
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10 |
18673414
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Mutations in the arginine vasopressin (AVP)-neurophysin II (NP-II) gene that affect the folding and transport of the prohormone result in loss of secretion of the anti-diuretic hormone AVP from pituitary nerve terminals and cause autosomal dominant familial neurohypophyseal diabetes insipidus (adFNDI).
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11 |
18673414
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This was shown by the expression of a Vps34 dominant negative, which down-regulates the PI3k class III-dependent signalling needed for autophagosome (APH) formation, by genetic silencing as a result of RNA interference (RNAi) of Lamp2, a protein indispensable for the fusion of APHs with lysosomes, and by RNAi silencing of the lysosomal protease CD.
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12 |
22745922
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Mouse skeletal muscle fiber-type-specific macroautophagy and muscle wasting are regulated by a Fyn/STAT3/Vps34 signaling pathway.
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13 |
22745922
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This was due to inhibition of macroautophagy via an mTORC1-independent but STAT3-dependent reduction in Vps34 protein levels and decreased Vps34/p150/Beclin1/Atg14 complex 1.
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14 |
22745922
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In parallel, Y705-STAT3 phosphorylation increased with decreased Vps34 protein levels.
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15 |
22745922
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Moreover, fed/starved regulation of Y705-STAT3 phosphorylation and Vps34 protein levels was prevented in skeletal muscle of Fyn null mice.
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16 |
22745922
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These data demonstrate a Fyn/STAT3/Vps34 pathway that is responsible for fiber-type-specific regulation of macroautophagy and skeletal muscle atrophy.
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17 |
22745922
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Mouse skeletal muscle fiber-type-specific macroautophagy and muscle wasting are regulated by a Fyn/STAT3/Vps34 signaling pathway.
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18 |
22745922
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This was due to inhibition of macroautophagy via an mTORC1-independent but STAT3-dependent reduction in Vps34 protein levels and decreased Vps34/p150/Beclin1/Atg14 complex 1.
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19 |
22745922
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In parallel, Y705-STAT3 phosphorylation increased with decreased Vps34 protein levels.
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20 |
22745922
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Moreover, fed/starved regulation of Y705-STAT3 phosphorylation and Vps34 protein levels was prevented in skeletal muscle of Fyn null mice.
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21 |
22745922
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These data demonstrate a Fyn/STAT3/Vps34 pathway that is responsible for fiber-type-specific regulation of macroautophagy and skeletal muscle atrophy.
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22 |
22745922
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Mouse skeletal muscle fiber-type-specific macroautophagy and muscle wasting are regulated by a Fyn/STAT3/Vps34 signaling pathway.
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23 |
22745922
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This was due to inhibition of macroautophagy via an mTORC1-independent but STAT3-dependent reduction in Vps34 protein levels and decreased Vps34/p150/Beclin1/Atg14 complex 1.
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24 |
22745922
|
In parallel, Y705-STAT3 phosphorylation increased with decreased Vps34 protein levels.
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25 |
22745922
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Moreover, fed/starved regulation of Y705-STAT3 phosphorylation and Vps34 protein levels was prevented in skeletal muscle of Fyn null mice.
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26 |
22745922
|
These data demonstrate a Fyn/STAT3/Vps34 pathway that is responsible for fiber-type-specific regulation of macroautophagy and skeletal muscle atrophy.
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27 |
22745922
|
Mouse skeletal muscle fiber-type-specific macroautophagy and muscle wasting are regulated by a Fyn/STAT3/Vps34 signaling pathway.
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28 |
22745922
|
This was due to inhibition of macroautophagy via an mTORC1-independent but STAT3-dependent reduction in Vps34 protein levels and decreased Vps34/p150/Beclin1/Atg14 complex 1.
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29 |
22745922
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In parallel, Y705-STAT3 phosphorylation increased with decreased Vps34 protein levels.
|
30 |
22745922
|
Moreover, fed/starved regulation of Y705-STAT3 phosphorylation and Vps34 protein levels was prevented in skeletal muscle of Fyn null mice.
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31 |
22745922
|
These data demonstrate a Fyn/STAT3/Vps34 pathway that is responsible for fiber-type-specific regulation of macroautophagy and skeletal muscle atrophy.
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32 |
22745922
|
Mouse skeletal muscle fiber-type-specific macroautophagy and muscle wasting are regulated by a Fyn/STAT3/Vps34 signaling pathway.
|
33 |
22745922
|
This was due to inhibition of macroautophagy via an mTORC1-independent but STAT3-dependent reduction in Vps34 protein levels and decreased Vps34/p150/Beclin1/Atg14 complex 1.
|
34 |
22745922
|
In parallel, Y705-STAT3 phosphorylation increased with decreased Vps34 protein levels.
|
35 |
22745922
|
Moreover, fed/starved regulation of Y705-STAT3 phosphorylation and Vps34 protein levels was prevented in skeletal muscle of Fyn null mice.
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36 |
22745922
|
These data demonstrate a Fyn/STAT3/Vps34 pathway that is responsible for fiber-type-specific regulation of macroautophagy and skeletal muscle atrophy.
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37 |
22843415
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Protein expression of the autophagy markers LC3/Atg8 and Atg7 exhibited a marked decline in aged islets.
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38 |
22843415
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However, protein expression of beclin-1/Atg6, which plays an important role in the induction and formation of the pre-autophagosome structure by associating with a multimeric complex of autophagy regulatory proteins (Atg14, Vps34/class 3 PI3 kinase, and Vps15), was most prominent in the islets of adult rats, and was higher in 24-month-old islets than in 4-month-old islets.
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39 |
23551104
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Class III PI3K Vps34: essential roles in autophagy, endocytosis, and heart and liver function.
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40 |
23551104
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One family member, Vps34, is of particular interest because it is the only PI3-kinase identified in yeast and it has been evolutionarily conserved through mammals.
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41 |
23551104
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Class III PI3K Vps34: essential roles in autophagy, endocytosis, and heart and liver function.
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42 |
23551104
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One family member, Vps34, is of particular interest because it is the only PI3-kinase identified in yeast and it has been evolutionarily conserved through mammals.
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