Showing page 11 of 398 pages of list content

  1. A recursive pathway for isoleucine biosynthesis arises from enzyme promiscuity

    This article has 4 authors:
    1. Vittorio Rainaldi
    2. Stefano Donati
    3. Sarah D’Adamo
    4. Nico J Claassens
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      The study reports a potential pathway for isoleucine biosynthesis mediated by the underground activity of AHASII, which converts glyoxylate and pyruvate to 2-ketobutyrate. While the findings are valuable in revealing a possible alternative route for isoleucine production, the evidence presented remains incomplete. More comprehensive biochemical experiments are required to substantiate the physiological feasibility of this pathway.

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  2. Acetylation of H3K115 is associated with fragile nucleosomes at CpG island promoters and active regulatory sites

    This article has 10 authors:
    1. Yatendra Kumar
    2. Dipta Sengupta
    3. Elias T Friman
    4. Robert S Illingworth
    5. Manon Soleil
    6. Zheng Fan
    7. Hua Wang
    8. Kristian Helin
    9. Matthieu Gerard
    10. Wendy A Bickmore
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    • Curated by eLife

      eLife Assessment

      The reviewers have found that this manuscript is a valuable contribution, and the evidence in support of its conclusions is mostly solid. It provides novel insights and raises interesting possibilities about the functions of an understudied histone modification within the nucleosome core; however, the data are mostly descriptive and correlative, and although this has value, it is not totally persuasive. Short of additional non-genomic experiments, a more detailed analysis of the genomic data and perhaps additional data would strengthen the conclusions. The manuscript crucially needs further antibody validation to raise confidence in the data.

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  3. Toward Robust Neuroanatomical Normative Models: Influence of Sample Size and Covariates Distributions

    This article has 5 authors:
    1. Camille Elleaume
    2. Bruno Hebling Vieira
    3. Dorothea L Floris
    4. Nicolas Langer
    5. the Australian Imaging Biomarkers and Lifestyle flagship study of ageing
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This important manuscript evaluates how sample size and demographic balance of reference cohorts affect the reliability of normative models. The evidence supporting the conclusions is convincing, although some additional analysis and clarifications could improve the generalisability of the conclusions. This work will be of interest to clinicians and scientists working with normative models.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  4. Distinct cortical encoding of acoustic and electrical cochlear stimulation

    This article has 8 authors:
    1. Ariel Edward Hight
    2. Michele N Insanally
    3. Julia K Scarpa
    4. Yew-Song Cheng
    5. Michael Trumpis
    6. Jonathan Viventi
    7. Mario A Svirsky
    8. Robert C Froemke
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This valuable study compares auditory cortex responses to sounds and cochlear implant stimulation measured with surface electrode grids in rats. Beyond the reduced frequency resolution of cochlear implants observed previously, this study suggests key discrepancies between neuronal representations of cochlear stimulations and natural sounds. However, the evidence for this potentially interesting result is incomplete because there is a lack of evidence for the effectiveness of the comparison method. This study is of interest to researchers in the auditory neuroscience field and clinicians implementing treatments with cochlear implants.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  5. Allocentric and egocentric cues constitute an internal reference frame for real-world visual search

    This article has 2 authors:
    1. Yan Chen
    2. Zhe-Xin Xu
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This important study shows that visual search for upright and rotated objects is affected by rotating participants in a VR and gravitational reference frame. However, the evidence supporting this conclusion is incomplete, given the authors' use of normalized response time and the assumption that object recognition across rotations requires mental rotation.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  6. Frequency and Laminar Profile of Feature Specific Visual Activity Revealed by Interleaved EEG-fMRI

    This article has 4 authors:
    1. Tommy Clausner
    2. José P Marques
    3. René Scheeringa
    4. Mathilde Bonnefond
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This important study uses simultaneous EEG and fMRI recordings to shed light on the relationship between alpha and gamma oscillations and specific cortical layers. The sophisticated methodology provides solid evidence for correlations between oscillatory power and the strength and contents of fMRI signals in different cortical layers, though some caveats remain. This paper will be of interest to neuroscientists studying the role and mechanisms of alpha and gamma oscillations.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  7. Adult-neurogenesis allows for representational stability and flexibility in early olfactory system

    This article has 2 authors:
    1. Zhen Chen
    2. Krishnan Padmanabhan
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This paper presents a valuable theory and analysis of the role of neurogenesis and inhibitory plasticity in the drift of neural representations in the olfactory system. For one of the findings, regarding the impact of neurogenesis on the drift, the evidence remains incomplete. The reason lies in the differences in variability/drift of the mitral/tufted cell responses observed in the model compared to experimental observations, where these responses remain stable over extended time scales.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  8. Absence of Systematic Effects of Internalizing Psychopathology on Learning Under Uncertainty

    This article has 7 authors:
    1. Muhammad H Satti
    2. Katharina Wille
    3. Matthew R Nassar
    4. Radoslaw M Cichy
    5. Nicolas W Schuck
    6. Peter Dayan
    7. Rasmus Bruckner
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    • Curated by eLife

      eLife Assessment

      This study provides important results with regard to the ongoing debate of the relationship between internalizing psychopathology and learning under uncertainty. The methods and analyses are solid, and the results are backed by a large sample size, yet the study could still benefit from a more detailed discussion about the difference in experimental design and analysis compared to previous studies. If these concerns are addressed, this study would be of interest to researchers in clinical and computational psychiatry for the behavioral markers of psychopathological symptoms.

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    This article has 3 evaluationsAppears in 1 listLatest version Latest activity
  9. Overexpression of Ssd1 and calorie restriction extend yeast replicative lifespan by preventing deleterious age-dependent iron uptake

    This article has 3 authors:
    1. J Ignacio Gutierrez
    2. Claudia Edgar
    3. Jessica K Tyler
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This important study uses innovative microfluidics-based single-cell imaging to monitor replicative lifespan, protein localization, and intracellular iron levels in aging yeast cells. The evidence for the proposed role of Ssd1 and reduced nutrients for lifespan through limiting iron uptake is convincing, even though some mechanistic details remain unclear. This work will be of interest to cell biologists working on aging and iron metabolism.

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    This article has 9 evaluationsAppears in 1 listLatest version Latest activity
  10. Active regulation of the epidermal growth factor receptor by the membrane bilayer

    This article has 6 authors:
    1. Shwetha Srinivasan
    2. Xingcheng Lin
    3. Xuyan Chen
    4. Raju Regmi
    5. Bin Zhang
    6. Gabriela S Schlau-Cohen
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      The authors describe an interesting approach to studying the dynamics and function of membrane proteins in different lipid environments. The important findings have theoretical and practical implications beyond the study of EGFR to all membrane signalling proteins. The evidence supporting the conclusions is convincing, based on the use of a nanodisk system to study membrane proteins in vitro, combined with state-of-the-art single-molecule FRET. The work will be of broad interest to cell biologists and biochemists.

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    This article has 3 evaluationsAppears in 2 listsLatest version Latest activity
  11. Explainable machine learning-assisted exploration of chromatin dynamics reveals chromosome-specific response to serum starvation

    This article has 6 authors:
    1. Taras Redchuk
    2. Antti Pennanen
    3. Harri Jäälinoja
    4. Olli Natri
    5. Lassi Paavolainen
    6. Maria K Vartiainen
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    • Curated by eLife

      eLife Assessment

      This interesting study adapts machine learning tools to analyze movements of a chromatin locus in living cells in response to serum starvation. The machine learning approach developed is useful, the experiments are well controlled, and the data are solid. The study would be greatly strengthened by testing key predictions made using perturbation experiments. This work will be of interest to those studying chromosome biology and gene expression patterns.

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    This article has 3 evaluationsAppears in 1 listLatest version Latest activity
  12. Dietary sulfur amino acid restriction elicits a cold-like transcriptional response in inguinal but not epididymal white adipose tissue of male mice

    This article has 5 authors:
    1. Philip MM Ruppert
    2. Aylin S Güller
    3. Marcus Rosendal
    4. Natasa Stanic
    5. Jan-Wilhelm Kornfeld
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      The present study employed transcriptomics to investigate the impact of methionine restriction (MR) and cold exposure (CE) on liver and adipose tissues in mice. The authors demonstrate that responses to MR and CE are tissue-specific, while both MR and CE have a similar effect on beige adipose tissue. While these findings are somewhat descriptive, this work is considered important, as it provides a comprehensive resource for enhancing our understanding of these lifestyle interventions. The study is of high scientific quality, and the analyses are convincing.

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    This article has 9 evaluationsAppears in 1 listLatest version Latest activity
  13. Organelle membrane-associated proteins recruit cGAS via phase separation to facilitate its membrane localization

    This article has 4 authors:
    1. Chengrui Shi
    2. Chaofei Su
    3. Kaixiang Zhang
    4. Hang Yin
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This useful study investigates how intrinsically disordered domains can interact to dictate the sub-cellular localization of a major innate immune sensor termed cGAS. The data from various cellular and biochemical assays are mostly solid, but the main conclusions from these experiments need to be validated further. This paper is relevant to immunologists, especially those interested in cytosolic DNA-sensing pathways.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity
  14. Death receptor 6 does not regulate axon degeneration and Schwann cell injury responses during Wallerian degeneration

    This article has 3 authors:
    1. Bogdan Beirowski
    2. Haoran Huang
    3. Elisabetta Babetto
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      In this valuable study, through carefully executed and rigorously controlled experiments, the authors challenged a previously reported role of the Death Receptor 6 (DR6/Tnfrsf21) in Wallerian degeneration (WD). Using two DR6 knockout mouse lines and multiple WD assays, both in vitro and in vivo, the authors provided convincing evidence that loss of DR6 in mice does not protect peripheral axons from WD after injury. Questions remain about whether this conclusion is generalizable to CNS axonal degeneration in disease models such as ALS, AD, and prion diseases. In addition, the authors need to provide information about the sex, age, and genetic background of their animal studies to allow readers to better assess the basis for inconsistencies from previous reports on the protective effects of DR6.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  15. Dynamic Architecture of Mycobacterial Outer Membranes Revealed by All-Atom Simulations

    This article has 3 authors:
    1. Turner P Brown
    2. Matthieu Chavent
    3. Wonpil Im
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      In their study, Brown et. al. provide an important advance in understanding the architecture of the mycobacterial outer membrane. Using all-atom simulations of model mycomembranes, the work reports compelling structural insights into how α-mycolic acids and outer leaflet lipids (PDIM and PAT) shape membrane organisation. The work revealed membrane heterogeneity with ordered inner leaflets and disordered outer leaflets that provide a molecular explanation for the resilience of the mycobacterial envelope.

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    This article has 3 evaluationsAppears in 1 listLatest version Latest activity
  16. TrueProbes: Quantitative Single-Molecule RNA-FISH Probe Design Improves RNA Detection

    This article has 5 authors:
    1. Jason J Hughes
    2. Benjamin K Kesler
    3. John E Adams
    4. Blythe G Hospelhorn
    5. Gregor Neuert
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This useful study introduces a computational pipeline for designing RNA in situ fluorescence hybridization probes that could improve the sensitivity and specificity of RNA detection in cells. While the approach is novel and the preliminary data suggestive, the evidence supporting a clear advantage over existing probe design strategies is incomplete. The work will be of interest to researchers developing or using molecular tools for imaging RNA in cells.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity
  17. Evolutionary Adaptations of IRG1 Refines Itaconate Synthesis and Mitigates Innate Immunometabolism Trade-offs

    This article has 6 authors:
    1. Richard V Szeligowski
    2. Francois Miros
    3. Andres Saez
    4. Marisa DeCiucis
    5. Gunter P Wagner
    6. Hongying Shen
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This important study addresses the timely and interesting question of how itaconate generation emerged in evolution, using taxonomic analysis of the gene and enzyme cis-aconitate decarboxylase (CAD). The authors provide solid evidence identifying three CAD branches in metazoans and showing that the early metazoan paleo-form indeed generates aconitate and is already linked to innate immunity. They further provide limited evidence suggesting that taxonomic differences in subcellular localisation of this enzyme may allow for innate immune signalling without compromising cellular energetics. The implications of the study will be of high interest to the field of innate host defence and immunometabolism.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity
  18. Backward Conditioning Reveals Flexibility in Infralimbic Cortex Inhibitory Memories

    This article has 6 authors:
    1. Nura W Lingawi
    2. Billy C Chieng
    3. R Frederick Westbrook
    4. Nathan M Holmes
    5. Mark E Bouton
    6. Vincent Laurent
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This set of experiments provides a valuable finding regarding the need for prior inhibitory training to recruit the infralimbic cortex in extinction learning. The multiple clever behavioral designs supply converging lines of evidence in a compelling manner, but several issues, such as the group sizes and appropriate analysis of data, render the overall strength of support incomplete. With these issues resolved, this manuscript will be of interest to behavioral neuroscientists, especially those interested in learning & memory and/or cortical function.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity
  19. When word order matters: human brains represent sentence meaning differently from large language models

    This article has 3 authors:
    1. James Fodor
    2. Carsten Murawski
    3. Shinsuke Suzuki
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This work provides a valuable comparison of sentence structure representations in the human brain and state-of-the-art Large Language Models (LLMs). Based on solid analysis of 7T fMRI data, it systematically identifies sentences in which LLMs underperform relative to models that explicitly code for syntactic structure. The study will be of significant interest to both cognitive neuroscientists and artificial intelligence researchers.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity
  20. Generation of knock-in Cre and FlpO mouse lines for precise targeting of striatal projection neurons and dopaminergic neurons

    This article has 9 authors:
    1. Eddy Albarran
    2. Akira Fushiki
    3. Anders Nelson
    4. David Ng
    5. Corryn Chaimowitz
    6. Laudan Nikoobakht
    7. Tanya Sippy
    8. Darcy S Peterka
    9. Rui M Costa
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This important work has the potential to expand the repertoire of transgenic animals for systems neuroscience investigations across multiple fields. The generation of new reagents has the potential to open new directions in experimental design, and the Cas9-based approach for generating mice may provide additional benefits compared to existing BAC transgenic mouse lines. However, whereas some of the imaging data are compelling, quantitative analysis of transgene fidelity is incomplete, as it relies on a qualitative description of reporter XFP expression at low magnification, with some electrophysiological characterization.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity