Search Results - "Heldens, Lonneke"
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Activation of the antioxidant response in methionine deprived human cells results in an HSF1-independent increase in HSPA1A mRNA levels
Published in Biochimie (01-06-2013)“…In cells starved for leucine, lysine or glutamine heat shock factor 1 (HSF1) is inactivated and the level of the transcripts of the HSF1 target genes HSPA1A…”
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An atypical unfolded protein response in heat shocked cells
Published in PloS one (10-08-2011)“…The heat shock response (HSR) and the unfolded protein response (UPR) are both activated by proteotoxic stress, although in different compartments, and share…”
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An interaction study in mammalian cells demonstrates weak binding of HSPB2 to BAG3, which is regulated by HSPB3 and abrogated by HSPB8
Published in Cell stress & chaperones (01-07-2017)“…The ten mammalian small heat shock proteins (sHSPs/HSPBs) show a different expression profile, although the majority of them are abundant in skeletal and…”
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Heat shock factor 1 is inactivated by amino acid deprivation
Published in Cell stress & chaperones (01-11-2012)“…Mammalian cells respond to a lack of amino acids by activating a transcriptional program with the transcription factor ATF4 as one of the main actors. When…”
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Co-chaperones are limiting in a depleted chaperone network
Published in Cellular and molecular life sciences : CMLS (01-12-2010)“…To probe the limiting nodes in the chaperoning network which maintains cellular proteostasis, we expressed a dominant negative mutant of heat shock factor 1…”
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A delayed antioxidant response in heat-stressed cells expressing a non-DNA binding HSF1 mutant
Published in Cell stress & chaperones (01-07-2013)“…To assess the consequences of inactivation of heat shock factor 1 (HSF1) during aging, we analyzed the effect of HSF1 K80Q, a mutant unable to bind DNA, and of…”
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Protein refolding in peroxisomes is dependent upon an HSF1-regulated function
Published in Cell stress & chaperones (01-09-2012)“…Post-heat shock refolding of luciferase requires chaperones. Expression of a dominant negative HSF1 mutant (dnHSF1), which among other effects depletes cells…”
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The ATF6-Met[67]Val Substitution Is Associated With Increased Plasma Cholesterol Levels
Published in Arteriosclerosis, thrombosis, and vascular biology (01-09-2009)“…OBJECTIVE—Activating transcription factor 6 (ATF6) is a sensor of the endoplasmic reticulum stress response and regulates expression of several key lipogenic…”
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