Showing page 36 of 429 pages of list content

  1. Natural xanthones as α-Mangostin induce vasorelaxation involving key gating residues in the S6 domain of BK channels

    This article has 4 authors:
    1. Soenke Cordeiro
    2. Robert Patejdl
    3. Thomas Baukrowitz
    4. Marianne A Musinszki
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    • Curated by eLife

      eLife Assessment

      The present manuscript by Cordeiro et al., shows convincing evidence that α-mangostin, a xanthone obtained from the fruit of the Garcinia mangostana tree, behaves as a strong activator of the large-conductance (BK) potassium channels. The authors suggest that α-mangostin activation of the BK channel is state-independent, and molecular docking and mutagenesis suggest that α-mangostin binds to a site in the internal cavity. Additionally, the authors show that α-mangostin can relax arteries, further suggesting the plausibility of the proposed effects of this compound. These are valuable findings that should be of interest to channel biophysicists and physiologists alike.

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    This article has 10 evaluationsAppears in 1 listLatest version Latest activity
  2. Exploration of precision coregulator TR-FRET identifies diverse signatures for LXR ligands relevant to discovery of nonlipogenic ABCA1 inducers

    This article has 13 authors:
    1. Megan S Laham
    2. Martha S Ackerman-Berrier
    3. Fahmida Alam
    4. Sarah Turner
    5. Ganga Reddy Velma
    6. Christopher Penton
    7. Soumya Reddy Musku
    8. Manan Rana
    9. Senthilkumar Thulasingam
    10. Anandhan Annadurai
    11. Maha Ibrahim Sulaiman
    12. Nina Ma
    13. Gregory RJ Thatcher
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      eLife Assessment

      The study curated a set of Liver X receptor ligands that may guide the design of future drugs that activate the Liver X receptor as potential therapeutics for cardiovascular disease, Alzheimer's and type 2 diabetes, without inducing mechanisms that promote fat/lipid production. The authors also present improved multiplexed precision CRT (coregulator TR-FRET) and cellular assays which allows measurement of ligand potencies to displace corepressors in the presence of coactivators, which cannot be achieved in a regular CRT assay. This makes the evidence presented compelling as it stretches beyond the current state-of-the-art, and these important findings are expected to have practical implications in many sub-fields and remain of interest to scientists working in cell and molecular biology, drug discovery, medicinal chemistry and pharmacology.

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    This article has 7 evaluationsAppears in 1 listLatest version Latest activity
  3. Endogenous corazonin signaling modulates the post-mating switch in behavior and physiology in females of the brown planthopper and Drosophila

    This article has 9 authors:
    1. Ning Zhang
    2. Shao-Cong Su
    3. Ruo-Tong Bu
    4. Yijie Zhang
    5. Lei Yang
    6. Jie Chen
    7. Dick R Nässel
    8. Congfen Gao
    9. Shun-Fan Wu
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      eLife Assessment

      This important study presents convincing evidence that uncovers a novel signaling axis impacting the post-mating response in females of the brown planthopper. The findings open several avenues for testing the molecular and neurobiological mechanisms of mating behavior in insects, and in the revised version the authors provide further evidence supporting their conclusions.

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    This article has 6 evaluationsAppears in 1 listLatest version Latest activity
  4. Brain Perfusion Imaging of a Large Population: Arterial Spin Labelling MRI in UK Biobank

    This article has 13 authors:
    1. Thomas W Okell
    2. Xinyi Xu
    3. Martin Craig
    4. Fidel Alfaro-Almagro
    5. David L Thomas
    6. Enrico De Vita
    7. Steve Garratt
    8. Thomas E Nichols
    9. Matthias Günther
    10. Paul M Matthews
    11. Karla L Miller
    12. Stephen M Smith
    13. Michael A Chappell
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      eLife Assessment

      This important study reports on the relationships between cerebral haemodynamics and a number of factors that relate to genetics, lifestyle, and medical history using data from a large cohort. Compelling evidence suggests that brief arterial spin labelling MRI acquisition can lead to both expected observations about brain health, as manifested in cerebral blood flow, and biomarkers for use in diagnosis and treatment monitoring. The results can be used as a starting point for hypothesis generation and further evaluation of conditions expected to affect haemodynamics in the brain.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity
  5. High-throughput development and characterization of new functional nanobodies for gene regulation and epigenetic control in human cells

    This article has 6 authors:
    1. Jun Wan
    2. Abby R Thurm
    3. Sage J Allen
    4. Connor H Ludwig
    5. Aayan N Patel
    6. Lacramioara Bintu
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      eLife Assessment

      This manuscript describes a valuable screening approach to identifying nanobodies with the potential to modulate gene expression via epigenetic regulators. While the concept is of interest and the screening strategy is well designed, the current evidence supporting mechanistic specificity remains incomplete.

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    This article has 3 evaluationsAppears in 1 listLatest version Latest activity
  6. Increased layer 5 Martinotti cell excitation reduces pyramidal cell population plasticity and improves learned motor execution

    This article has 8 authors:
    1. Thawann Malfatti
    2. Anna Velica
    3. Jéssica Winne
    4. Barbara Ciralli
    5. Katharina Henriksson
    6. George Nascimento
    7. Richardson Leao
    8. Klas Kullander
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    • Curated by eLife

      eLife Assessment

      This valuable study addresses a critical question regarding the role of a subpopulation of cortical interneurons (Chrna2-expressing Martinotti cells) in motor learning and cortical dynamics. However, despite the inclusion of interesting behavioral and imaging data, significant limitations remain, even after revision, in the design of the motor learning task and the associated data analyses. As a result, the presented data are incomplete to support the central conclusions.

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    This article has 7 evaluationsAppears in 1 listLatest version Latest activity
  7. Sensitivity of the human temporal voice areas to nonhuman primate vocalizations

    This article has 4 authors:
    1. Leonardo Ceravolo
    2. Coralie Debracque
    3. Thibaud Gruber
    4. Didier Grandjean
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    • Curated by eLife

      eLife Assessment

      This important study shows that regions of the human auditory cortex that respond strongly to human voices are also sensitive to vocalizations from closely related primate species. The evidence is convincing and methodologically strong. The work offers significant insight into the evolutionary continuity of voice processing and would be of interest to researchers studying auditory processing and evolutionary neuroscience in general.

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    This article has 9 evaluationsAppears in 1 listLatest version Latest activity
  8. TSvelo: Comprehensive RNA velocity by modeling the cascade of gene regulation, transcription and splicing

    This article has 4 authors:
    1. Jiachen Li
    2. Zhe Wang
    3. Hong-Bin Shen
    4. Ye Yuan
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      This study presents a valuable RNA velocity solution which integrates cell differentiation and gene regulation, with a balance between neuralODE and raw gene space. The evidence supporting the claims of the authors is solid, although inclusion of discussion on the challenges in capturing cell cycle transitions would have strengthened the study. The work will be of interest to scientists working in the field of computational biology and gene regulation.

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    This article has 13 evaluationsAppears in 1 listLatest version Latest activity
  9. Geomagnetic and visual cues guide seasonal migratory orientation in the nocturnal fall armyworm, the world’s most invasive insect

    This article has 10 authors:
    1. Yi-Bo Ma
    2. Guijun Wan
    3. Yi Ji
    4. Hui Chen
    5. Bo-Ya Gao
    6. Dai-Hong Yu
    7. Eric Warrant
    8. Yan Wu
    9. Jason W Chapman
    10. Gao Hu
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    • Curated by eLife

      eLife Assessment

      This fundamental study presents experimental evidence on how geomagnetic and visual cues are integrated in a nocturnally migrating insect. The evidence supporting the conclusions is compelling. The work will be of broad interest to researchers studying animal migration and navigation.

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    This article has 11 evaluationsAppears in 1 listLatest version Latest activity
  10. P-body formation is required for yeast proliferation in the phyllosphere

    This article has 7 authors:
    1. Fuka Sekioka
    2. Kosuke Shiraishi
    3. Miho Akagi
    4. Akari Habata
    5. Yumi Arima
    6. Yasuyoshi Sakai
    7. Hiroya Yurimoto
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    • Curated by eLife

      eLife Assessment

      This valuable study investigates the role of P-bodies in yeast proliferation and mRNA regulation within the phyllosphere, proposing that P-body assembly contributes to methanol metabolism and stress adaptation. The findings are of interest to researchers studying post-transcriptional gene regulation and microbial ecology in plants. However, the evidence is incomplete, as most experiments were performed under artificial conditions, relied on limited genetic validation, and were supported primarily by qualitative or low-resolution imaging.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  11. Learning sequence-function relationships with scalable, interpretable Gaussian processes

    This article has 4 authors:
    1. Juannan Zhou
    2. Carlos Martí-Gómez
    3. Samantha Petti
    4. David M McCandlish
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    • Curated by eLife

      eLife Assessment

      This important work introduces a family of interpretable Gaussian process models that allows us to learn and model sequence-function relationships in biomolecules. These models are applied to three recent empirical fitness landscapes, providing convincing evidence of their predictive power. The findings should be of interest to the community working on the sequence-function relationship, on epistasis, and on fitness landscapes.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  12. Ubiquitous predictive processing in the spectral domain of sensory cortex

    This article has 4 authors:
    1. Eli Sennesh
    2. Jacob A Westerberg
    3. Jesse Spencer-Smith
    4. Andre Bastos
    This article has been curated by 1 group:
    • Curated by eLife

      eLife Assessment

      The authors analyzed spectral properties of neural activity recorded using laminar probes while mice engaged in a global/local visual oddball paradigm. They found solid evidence for an increase in gamma (and theta in some cases) for unpredictable versus predictable stimuli, and a reduction in alpha/beta, which they consider evidence towards a "predictive routing" scheme. The study is overall important because it addresses the basis of predictive processing in the cortex, but some of the analytical choices could be better motivated, and overall, the manuscript can be improved by performing additional analyses.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity
  13. Comprehensive characterization of human color discrimination thresholds

    This article has 8 authors:
    1. Fangfang Hong
    2. Ruby Bouhassira
    3. Jason Chow
    4. Craig Sanders
    5. Michael Shvartsman
    6. Phillip Guan
    7. Alex H Williams
    8. David H Brainard
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    • Curated by eLife

      eLife Assessment

      This important study describes a novel Bayesian psychophysical approach that efficiently measures how well humans can discriminate between colors across the entire isoluminant plane. The evidence was considered compelling, as it included successful model validation against hold-out data and published datasets. This approach could prove to be of use to color vision scientists, as well as to those who employ computational psychophysics and attempt to model perceptual stimulus fields with smooth variations over coordinate spaces.

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    This article has 8 evaluationsAppears in 1 listLatest version Latest activity
  14. A meta-analysis suggests that TMS targeting the hippocampal network selectively improves episodic memory

    This article has 5 authors:
    1. Elena Badillo Goicoechea
    2. Phillip F Agres
    3. Johanna MH Rau
    4. Arantzazu San Agustin
    5. Joel L Voss
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    • Curated by eLife

      eLife Assessment

      This meta-analysis provides a fundamental synthesis of evidence demonstrating that transcranial magnetic stimulation targeting the hippocampal-cortical network reliably enhances episodic memory performance across diverse study designs. The evidence is convincing, with rigorous methodology and consistent effects observed despite modest sample sizes and some heterogeneity in stimulation approaches. The work highlights the specificity of memory improvements to hippocampal-dependent memories and identifies key methodological factors-such as individualized targeting-that influence efficacy. Overall, this study offers a timely and integrative framework that will inform both basic memory research and the design of future clinical trials for cognitive enhancement.

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    This article has 9 evaluationsAppears in 1 listLatest version Latest activity
  15. Alpha rhythm subharmonics underlie responsiveness to theta burst stimulation via calcium metaplasticity

    This article has 9 authors:
    1. Kevin Kadak
    2. Davide Momi
    3. Zheng Wang
    4. Sorenza P Bastiaens
    5. Mohammad P Oveisi
    6. Taha Morshedzadeh
    7. Minarose Ismail
    8. Jan Fousek
    9. John D Griffiths
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    • Curated by eLife

      eLife Assessment

      This useful study provides a well-constructed computational investigation of how intermittent theta-burst stimulation (iTBS) influences synaptic plasticity within the corticothalamic circuit, improving our mechanistic understanding of how stimulation parameters interact with intrinsic brain oscillations. The authors build a corticothalamic population model that generates individual alpha rhythms with a calcium-dependent metaplasticity rule, and provide solid evidence that aligning stimulation frequencies to brain-intrinsic oscillatory subharmonics enhances plasticity effects. This insight could open a route toward personalized, more effective stimulation protocols.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  16. Developmental prosopagnosics have normal spatial integration in posterior ventral face-selective regions

    This article has 6 authors:
    1. Daniel A Stehr
    2. Yiyuan Zhang
    3. Anusha Patgiri
    4. Alexis Kidder
    5. Kendrick Kay
    6. Bradley Duchaine
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    • Curated by eLife

      eLife Assessment

      This functional MRI study critically tests the hypothesis that poor face recognition in developmental prosopagnosia in humans is driven by reduced spatial integration and smaller receptive fields in face-selective brain regions. The evidence provided is compelling as it is well-powered, uses state-of-the-art functional brain imaging, eye tracking, and computational analyses. The observed lack of difference in population receptive field sizes between face-selective brain regions of individuals with and without prosopagnosia, though a null result, has important implications for the field, and specifically, for theories of face recognition.

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    This article has 4 evaluationsAppears in 1 listLatest version Latest activity
  17. ATP-independent phosphate recycling on AGC kinase activation loops induced by alkali metal ions

    This article has 2 authors:
    1. Koji Kubouchi
    2. Hideyuki Mukai
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    • Curated by eLife

      eLife Assessment

      AGC kinases, such as PKN1, are regulated by activation loop phosphorylation. This paper reports that exposing cells to high concentrations of monovalent cations induces rapid activation loop dephosphorylation, with rapid re-phosphorylation when physiological salt is restored. Re-phosphorylation is apparently independent of ATP or candidate kinases, and the paper presents an extraordinary and unconventional mechanism involving phosphate exchange between the activation loop and an unknown acceptor molecule. The findings are intriguing and the approach is logical, but the evidence is incomplete and the significance unclear until the biochemical mechanism is identified.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity
  18. Overcoming distortion in multidimensional predictive representation

    This article has 2 authors:
    1. Euan Prentis
    2. Akram Bakkour
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    • Curated by eLife

      eLife Assessment

      This manuscript makes a valuable contribution to understanding learning in multidimensional environments with spurious associations, which is critical for understanding learning in the real world. The evidence is based on model simulations and a preregistered human behavioral study, but remains incomplete because of inconclusive empirical results and insufficiencies in the modeling. Moreover, there are open questions about the nature and extent to which the behavioral task induced semantic congruency.

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    This article has 5 evaluationsAppears in 1 listLatest version Latest activity