共查询到20条相似文献,搜索用时 31 毫秒
1.
Reut Shalgi Jessica A. Hurt Irina Krykbaeva Mikko Taipale Susan Lindquist Christopher B. Burge 《Molecular cell》2013,49(3):439-452
Highlights? Global translation elongation pause at 5′ end of ORFs in severe heat shock ? Modulation of Hsp70 levels/activity affects elongation pausing ? Pausing is associated with hydrophobic N termini ? Hsp70 shows reduced ribosome association and altered interactions in heat stress 相似文献
2.
Highlights? ESCs with short telomeres do not stably differentiate and can resume proliferation ? Critically short telomeres impair Nanog regulation during ESC differentiation ? Short telomeres elicit genome-wide DNA hypomethylation and altered H3K27me3 levels ? Impaired DNA methylation and differentiation are rescued by Dnmt3b or telomere elongation 相似文献
3.
François Binet Gaëlle Mawambo Nicholas Sitaras Nicolas Tetreault Eric Lapalme Sandra Favret Agustin Cerani Dominique Leboeuf Sophie Tremblay Flavio Rezende Aimee M. Juan Andreas Stahl Jean-Sebastien Joyal Éric Milot Randal J. Kaufman Martin Guimond Timothy E. Kennedy Przemyslaw Sapieha 《Cell metabolism》2013,17(3):353-371
Highlights? Canonical ER stress pathways are activated in central neurons during hypoxia/ischemia ? The ER stress endoribonuclease IRE1α degrades the neurovascular guidance cue netrin-1 ? Neuronal-derived netrin-1 activates a reparative proangiogenic program in microglial cells ? Neuronal ER stress prevents reparative angiogenesis in the ischemic neural retina 相似文献
4.
Anne-Laure Huber Justine Lebeau Patricia Guillaumot Virginie Pétrilli Mouhannad Malek Julien Chilloux Frédérique Fauvet Léa Payen Alain Kfoury Toufic Renno Eric Chevet Serge N. Manié 《Molecular cell》2013,49(6):1049-1059
Highlights? Transformation-associated glucose shortage triggers ER stress ? The ER stress acts as barrier to malignancy by triggering UPR-dependent apoptosis ? p58IPK expression removes the UPR barrier by attenuating its PERK-CHOP branch ? This adaptive mechanism enables implementation of UPR cytoprotective features 相似文献
5.
Albert Tsai Sotaro Uemura Magnus Johansson Elisabetta Viani Puglisi R. Andrew Marshall Colin Echeverría Aitken Jonas Korlach Måns Ehrenberg Joseph D. Puglisi 《Cell reports》2013,3(2):497-508
Highlights? Combined single-molecule, structural, and biochemical studies on aminoglycoside action ? Aminoglycosides disrupt translation through inhibiting the dynamics of elongation ? Apramycin blocks translocation in translation elongation ? Paromomycin and gentamicin disrupt ribosomal rotation and translocation 相似文献
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7.
Sang Gyun Kim Gregory R. Hoffman George Poulogiannis Gwen R. Buel Young Jin Jang Ki Won Lee Bo-Yeon Kim Raymond L. Erikson Lewis C. Cantley Andrew Y. Choo John Blenis 《Molecular cell》2013,49(1):172-185
Highlights? Glucose and glutamine feed back to promote mTORC1 signaling through ATP production ? Energetic stress prevents mTOR lysosomal localization independently of AMPK and Rag ? ATP-dependent TTT-RUVBL complex is disassembled and repressed by energetic stress ? TTT-RUVBL is required for mTORC1 functional assembly and lysosomal localization 相似文献
8.
Dane Z. Hazelbaker Sebastian Marquardt Wiebke Wlotzka Stephen Buratowski 《Molecular cell》2013,49(1):55-66
Highlights? Fast Pol II elongation rate leads to Sen1-dependent termination defects ? Deletion of Rrp6 reveals a noncoding RNA termination window sensitive to Pol II rate ? Slow Pol II rate promotes earlier Sen1 termination events, rescues sen1 defects ? Fast Pol II rate promotes later Sen1 termination events, worsens sen1 defects 相似文献
9.
Danckwardt S Gantzert AS Macher-Goeppinger S Probst HC Gentzel M Wilm M Gröne HJ Schirmacher P Hentze MW Kulozik AE 《Molecular cell》2011,41(3):298-310
Highlights? External signals regulate 3′ end mRNA processing through p38 MAPK activation ? The mechanism is controlled by a competitive mRNP formation in the 3′UTR ? The mechanism is activated by acute phase stress and inflammation ? The prototypic thrombin links the mechanism to blood coagulation and tumor spread 相似文献
10.
Joungmok Kim Young Chul Kim Chong Fang Ryan C. Russell Jeong Hee Kim Weiliang Fan Rong Liu Qing Zhong Kun-Liang Guan 《Cell》2013,152(1-2):290-303
Highlights? Different Vps34 complexes are distinctly regulated upon energy stress ? AMPK activates the proautophagy Vps34 complex by phosphorylating Beclin1 ? AMPK inhibits the nonautophagic Vps34 complex by phosphorylating Vps34 ? ATG14L determines whether the Vps34 complex is activated or inhibited by AMPK 相似文献
11.
Elliott PR Irvine AF Jung HS Tozawa K Pastok MW Picone R Badyal SK Basran J Rudland PS Barraclough R Lian LY Bagshaw CR Kriajevska M Barsukov IL 《Structure (London, England : 1993)》2012,20(4):654-666
Highlights? S100A4 dimer binds single-myosin IIA molecule in an asymmetrical mode ? Synergy between Ca-dependent sites in S100A4 leads to high-affinity interaction ? Electron microscopy shows that two S100A4 dimers bind to the myosin coiled coil ? S100A4 has direct effect on formation of stress fibers and cell migration 相似文献
12.
Takayuki Kondo Masashi Asai Kayoko Tsukita Yumiko Kutoku Yutaka Ohsawa Yoshihide Sunada Keiko Imamura Naohiro Egawa Naoki Yahata Keisuke Okita Kazutoshi Takahashi Isao Asaka Takashi Aoi Akira Watanabe Kaori Watanabe Chie Kadoya Rie Nakano Dai Watanabe Haruhisa Inoue 《Cell Stem Cell》2013,12(4):487-496
Highlights? Familial and sporadic Alzheimer’s patient iPSC-derived neural cells were analyzed ? Intracellular Aβ oligomers accumulate in lines from some patients ? Aβ oligomer accumulation is associated with ER and oxidative stress ? DHA-alleviated ER and oxidative stresses improve cell viability 相似文献
13.
Highlights? Human telomeres are protected from the DDR by a higher-order structure. ? Intermediate-state telomeres are susceptible to a DDR and regulate senescence. ? Uncapped-state telomeres are susceptible to fusions and induce crisis. ? Intermediate-state telomeres regulate the prolonged mitosis checkpoint. ? Telomeres may serve as epigenetic sensors of cellular stress. 相似文献
14.
Venters BJ Wachi S Mavrich TN Andersen BE Jena P Sinnamon AJ Jain P Rolleri NS Jiang C Hemeryck-Walsh C Pugh BF 《Molecular cell》2011,41(4):480-492
Highlights? Genomic maps of 200 yeast regulators in normal and stress conditions provide a compendium for discovery ? SAGA assembly pathway is associated with more regulation than the TFIID pathway ? SAGA-linked regulators are distal, and TFIID-linked regulators are proximal to the promoter ? During heat shock, SAGA- and TFIID-linked regulators displayed distinct mobilization patterns 相似文献
15.
Highlights? The gut microbiome is highly active, similar to nutrient-rich productive systems ? Firmicutes dominate the active and damaged subsets of the gut microbiome ? Both antibiotics and host-targeted drugs rapidly alter the active gut microbiome ? Xenobiotics induce genes for drug metabolism, drug resistance, and stress response 相似文献
16.
Liao X Sluimer JC Wang Y Subramanian M Brown K Pattison JS Robbins J Martinez J Tabas I 《Cell metabolism》2012,15(4):545-553
Highlights? Proapoptotic oxidative stress induces autophagy in macrophages (M?s) ? Inhibition of autophagy enhances oxidative stress and apoptosis in M?s ? Atheromata of M?-Atg5?/?Ldlr?/? mice have increased apoptosis and plaque necrosis ? Apoptotic Atg5?/? M?s are poorly recognized by phagocytes in vitro and in atheromata 相似文献
17.
Fabian Anton Gunnar Dittmar Thomas Langer Mafalda Escobar-Henriques 《Molecular cell》2013,49(3):487-498
Highlights? Mitochondrial fusion is regulated by independent ubiquitylation pathways ? The deubiquitylase Ubp2 promotes fusion, whereas Ubp12 inhibits fusion events ? Self-assembly and ubiquitylation cooperatively enable mitochondrial fusion ? Yeast mitofusin is sequentially ubiquitylated 相似文献
18.
Kushol Gupta Joseph E. Curtis Susan Krueger Young Hwang Peter Cherepanov Frederic D. Bushman Gregory D. Van Duyne 《Structure (London, England : 1993)》2012,20(11):1918-1928
Highlights? Missing domains in PFV intasome revealed by SAXS/SANS ? PFV IN undergoes dramatic changes in conformation and oligomerization upon binding DNA ? Strand transfer inhibitors do not alter quaternary structure of PFV intasome 相似文献
19.
Highlights? Smad-interacting protein 1 (SIP1) regulates hESC differentiation ? SIP1 upregulation promotes neuroectodermal differentiation ? SIP1 inhibits mesendodermal and endodermal differentiation ? SMAD2/3 and NANOG/OCT4/SOX2 cooperatively regulate SIP1 expression 相似文献
20.
Highlights? AtBMI1A/B proteins prevent misexpression of embryonic traits in somatic cells ? PRC2 and AtBMI1A/B proteins maintain cells in their differentiated state ? AtBMI1A/B proteins mediate H2A monoubiquitination 相似文献