Featured
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Article
| Open AccessMolecular fingerprinting of biological nanoparticles with a label-free optofluidic platform
Biosensing tools to detect multiple analytes in a high-throughput manner are still hindered by many limitations. Here, the authors present a label-free optofluidic platform integrating digital holography and microfluidics for analyte detection, allowing for the fingerprinting of heterogenous biological samples.
- Alexia Stollmann
- , Jose Garcia-Guirado
- & Romain Quidant
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Article
| Open AccessHepatocytes differentiate into intestinal epithelial cells through a hybrid epithelial/mesenchymal cell state in culture
Hepatocytes dedifferentiate into progenitor-like cells in culture. Here, authors elucidate the dynamics and mechanisms of hepatocyte dedifferentiation and find an unexpected differentiation potential of hepatocytes into intestinal epithelial cells.
- Shizuka Miura
- , Kenichi Horisawa
- & Atsushi Suzuki
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Article
| Open AccessEnzyme-assisted high throughput sequencing of an expanded genetic alphabet at single base resolution
The expansion of the genetic code with synthetic nucleotides has broadened our ability to evolve DNA as a functional material, but we lack analytical tools for the expanded alphabet. Here the authors demonstrate an enzyme-assisted method for the sequencing of six-letter DNA.
- Bang Wang
- , Kevin M. Bradley
- & Steven A. Benner
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Article
| Open AccessDynamin1 long- and short-tail isoforms exploit distinct recruitment and spatial patterns to form endocytic nanoclusters
Dynamins are required at nascent endosomes to promote membrane fission. Here, the authors use super-resolution microscopy to show that dynamin-1 recruitment relies on pre-existing nanoclusters and trapping of molecules laterally diffusing on the plasma membrane.
- Anmin Jiang
- , Kye Kudo
- & Frédéric A. Meunier
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Article
| Open AccessProteome partitioning constraints in long-term laboratory evolution
Adaptive laboratory evolution provides a real-time record of physiological change. In bacteria adapted to glucose over 40 000 generations, this study finds an apparent increase in enzyme efficiency consistent with increased substrate saturation due to loss of a flux sensing mechanism early in adaptation.
- Matteo Mori
- , Vadim Patsalo
- & Matthew Scott
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Article
| Open AccessThree-dimensional liquid metal-based neuro-interfaces for human hippocampal organoids
Providing a suitable multi-electrode array (MEA) for free-floating neural organoids is a great challenge. Here, authors present a mesh soft stretchable MEA for recording neural signals in human hippocampal organoids derived from induced pluripotent stem cells.
- Yan Wu
- , Jinhao Cheng
- & Xingyu Jiang
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Article
| Open AccessGene editing for latent herpes simplex virus infection reduces viral load and shedding in vivo
The main challenge for anti-HSV therapy is to target latent virus in ganglionic neurons. Here, the authors report a well-tolerated anti-HSV gene editing approach against HSV which targets latent HSV genomes and leads to reductions of ganglionic viral loads, and viral shedding upon reactivation in mouse models.
- Martine Aubert
- , Anoria K. Haick
- & Keith R. Jerome
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Article
| Open AccessMicrofibril-associated glycoprotein 4 forms octamers that mediate interactions with elastogenic proteins and cells
Microfibrillar-associated protein 4 (MFAP4) is involved in fibrotic and cardiovascular diseases. Wozny et al. reveal structural aspects mediating MFAP4 octamer formation critical for its interaction with elastogenic proteins and cells.
- Michael R. Wozny
- , Valentin Nelea
- & Dieter P. Reinhardt
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Article
| Open AccessAnalysis of early intermediate states of the nitrogenase reaction by regularization of EPR spectra
Here, the authors characterize selenium and sulphur incorporated FeMo cofactors of the catalytic MoFe protein component from Azotobacter vinelandii under turnover conditions using EPR.
- Lorenz Heidinger
- , Kathryn Perez
- & Erik Schleicher
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Article
| Open AccessA cell-free nutrient-supplemented perfusate allows four-day ex vivo metabolic preservation of human kidneys
As demand for organ transplants exceeds availability there has been an unmet need to extend preservation of deceased donor kidneys. Here, the authors show that a cell-free nutrient-supplemented perfusate allows 4-day preservation of human kidneys using spatially resolved lipidomics and metabolomics.
- Marlon J. A. de Haan
- , Marleen E. Jacobs
- & Ton J. Rabelink
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Article
| Open AccessSpatial mapping of hepatic ER and mitochondria architecture reveals zonated remodeling in fasting and obesity
Hepatocytes are central for maintaining metabolic homeostasis during nutritional transitions. Here, we show that the structural remodelling of hepatic organelles is part of hepatocytes’ metabolic plasticity to adapt to cycles of fasting/feeding and this process is zonated in the liver.
- Güneş Parlakgül
- , Song Pang
- & Ana Paula Arruda
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Article
| Open AccessComprehensive assessment of mRNA isoform detection methods for long-read sequencing data
Recently, various computational tools have emerged for detecting mRNA isoforms using long-read sequencing data. Here, the authors systemically evaluate and compare the performance of these tools.
- Yaqi Su
- , Zhejian Yu
- & Wanlu Liu
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Article
| Open AccessFragment ion intensity prediction improves the identification rate of non-tryptic peptides in timsTOF
Immunopeptidomics is crucial for the discovery of potential immunotherapy and vaccine candidates. Here, the authors generate a ground truth timsTOF dataset to fine-tune the deep learning model Prosit, improving peptide-spectrum match rescoring by up to 3-fold during immunopeptide identification.
- Charlotte Adams
- , Wassim Gabriel
- & Kurt Boonen
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Article
| Open AccessMultiplexed bulk and single-cell RNA-seq hybrid enables cost-efficient disease modeling with chimeric organoids
IPSC-derived organoids model diseases. Multiplexed coculture and demultiplexing natural genetic barcodes aid in studying genetic effects. Here, authors introduce Vireo-bulk to deconvolve bulk RNA-seq data, quantify donor abundance and identify differentially expressed genes.
- Chen Cheng
- , Gang Wang
- & Jin Zhang
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Matters Arising
| Open AccessReply to: Technical challenges of studying the impact of plasma components on the efficacy of lipid nanoparticles for vaccine and therapeutic applications
- Kai Liu
- , Elisa Lázaro-Ibáñez
- & Alan Sabirsh
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Article
| Open AccessA genetically encoded biosensor to monitor dynamic changes of c-di-GMP with high temporal resolution
The ubiquitous second messenger c-di-GMP regulates many biological processes in bacteria, including cell cycle, motility, virulence and biofilm formation. Here, Kaczmarczyk et al. develop a c-di-GMP biosensor that enables dynamic real-time tracking of c-di-GMP levels in individual living cells.
- Andreas Kaczmarczyk
- , Simon van Vliet
- & Urs Jenal
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Article
| Open AccessARTseq-FISH reveals position-dependent differences in gene expression of micropatterned mESCs
Hu et al. describe ARTseq-FISH, a spatial omics method that enables multiplexed detection of mRNAs, proteins and phospho-proteins simultaneously and at the same resolution. The authors investigate gene expression changes in a heterogenous colony of micropatterned mESCs.
- Xinyu Hu
- , Bob van Sluijs
- & Maike M. K. Hansen
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Article
| Open AccessChiral coordination polymer nanowires boost radiation-induced in situ tumor vaccination
Radiation-induced tumor vaccination is insufficient to elicit robust antitumor immune response. Here they combine chiral vidarabine monophosphate-gadolinium nanowires with immune checkpoint blockade therapy to synergistically induce antitumor immunity.
Reviewer recognition:
- Zhusheng Huang
- , Rong Gu
- & Ahu Yuan
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Article
| Open AccessThe Shigella kinase effector OspG modulates host ubiquitin signaling to escape septin-cage entrapment
Here, Xian et al. use phosphoproteomics to identify that the Shigella effector OspG interacts with a regulator of Cullin-RING ubiquitin ligases to promote the ubiquitination of septins and consequent inhibition of septin cage formation.
- Wei Xian
- , Jiaqi Fu
- & Xiaoyun Liu
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Article
| Open AccessIdentification of a family of species-selective complex I inhibitors as potential anthelmintics
Soil-transmitted helminths (STHs) are major pathogens. Here the authors screen 480 structural families of natural products to find compounds that kill Caenorhabditis elegans specifically when they require rhodoquinone (RQ)-dependent metabolism: they identify several classes of compounds and show some compounds kill adult STHs.
- Taylor Davie
- , Xènia Serrat
- & Andrew G. Fraser
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Article
| Open AccessMetabolic phenotyping reveals an emerging role of ammonia abnormality in Alzheimer’s disease
Metabolic implications in AD are unclear. Here, authors found significant correlations between cognitive impairment and metabolic features in a Chinese aging cohort (n = 1397). The study highlights ammonia disturbance as a potential therapeutic target for AD.
- Tianlu Chen
- , Fengfeng Pan
- & Wei Jia
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Article
| Open AccessHarnessing noncanonical crRNA for highly efficient genome editing
The inclusion of base Z has the potential to heighten the binding affinity between complementary nucleic acids. Here, the authors integrated base Z into CRISRP-Cas12a crRNA to augment the interaction between the crRNA and the target DNA, resulting in a significant enhancement of editing efficiency.
- Guanhua Xun
- , Zhixin Zhu
- & Huimin Zhao
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Article
| Open AccessCRISPR-dCas13d-based deep screening of proximal and distal splicing-regulatory elements
Here the authors develop Splice-RUSH, a high-throughput screening method to map both proximal and distal splicing-regulatory sequences in a native sequence context. These sequences can also be targeted by ASOs to modulate splicing.
- Yocelyn Recinos
- , Dmytro Ustianenko
- & Chaolin Zhang
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Article
| Open AccessThe miR-144/Hmgn2 regulatory axis orchestrates chromatin organization during erythropoiesis
Differentiation of stem and progenitor cells is a highly regulated process. Here, the authors uncover miR-144 and its target Hmgn2 as the backbone of the genetic regulatory circuit that controls the terminal differentiation of erythrocytes in vertebrates.
- Dmitry A. Kretov
- , Leighton Folkes
- & Daniel Cifuentes
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Article
| Open AccessIn vivo genome editing via CRISPR/Cas9-mediated homology-independent targeted integration for Bietti crystalline corneoretinal dystrophy treatment
Bietti crystalline corneoretinal dystrophy (BCD) is an autosomal recessive chorioretinal degenerative disease without approved therapeutic drug. Here, the authors show a promising CRISPR/Cas9 mediated homology-independent targeted integration therapy in patient derived cells and humanized mice carrying BCD mutations.
- Xiang Meng
- , Ruixuan Jia
- & Liping Yang
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Article
| Open AccessActive site remodeling in tumor-relevant IDH1 mutants drives distinct kinetic features and potential resistance mechanisms
Here the authors show mutants of isocitrate dehydrogenase 1 (IDH1), an enzyme implicated in various cancers, have distinct catalytic and structural features that drive their ability to generate an oncometabolite.
- Matthew Mealka
- , Nicole A. Sierra
- & Christal D. Sohl
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Article
| Open AccessAn adeno-associated virus variant enabling efficient ocular-directed gene delivery across species
In non-human primates, rAAVs are delivered through suprachoroidal injection at a high dose to achieve optimal efficacy. Here, the authors present a novel AAV capsid (AAVv128) that significantly improved the transduction efficiency in photoreceptor and retinal pigment epithelial cells across species.
- Shuang Luo
- , Hao Jiang
- & Xun Sun
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Article
| Open AccessGiant organelle vesicles to uncover intracellular membrane mechanics and plasticity
The biophysical properties of cellular organelles are difficult to study directly. Here, the authors generate and characterize osmotically-expanded giant vesicles of several organelles, which maintain some of their functional properties.
- Alexandre Santinho
- , Maxime Carpentier
- & Abdou Rachid Thiam
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Article
| Open AccessA statistical resolution measure of fluorescence microscopy with finite photons
Abbe’s diffraction limit has been a defining concept for microscopy. With finite photon, photon noise remains one essential factor yet to be considered in the theoretical resolution limit. Here, the authors introduced information-based resolution limit allowing for photon-considered resolution assessment of various microscopy and super-resolution modalities.
- Yilun Li
- & Fang Huang
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Article
| Open AccessSynthetic intrinsically disordered protein fusion tags that enhance protein solubility
Insoluble protein expression continues to be a bottleneck for biotechnology. Here, Chilkoti and colleagues report a method for generating and identifying hypersoluble intrinsically disordered protein fusion tags to improve soluble protein expression and rescue protein function.
- Nicholas C. Tang
- , Jonathan C. Su
- & Ashutosh Chilkoti
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Article
| Open AccessThe complete assembly of human LAT1-4F2hc complex provides insights into its regulation, function and localisation
The amino acid transporter complex LAT1-4F2hc is considered a major drug target for many cancers. Here, the authors apply native mass spectrometry-based approaches to decode a complete LAT1-4F2hc assembly. To do this, they connect post-translational modification and endogenous phospholipid binding to super-dimerization, function and localisation of LAT1-4F2hc.
- Di Wu
- , Renhong Yan
- & Carol V. Robinson
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Article
| Open AccessCerebrospinal fluid reference proteins increase accuracy and interpretability of biomarkers for brain diseases
CSF biomarker concentrations may be influenced by non-disease related interindividual variability. Here, the authors show that reference proteins can capture this variability and enhance the accuracy of Alzheimer’s disease biomarkers.
- Linda Karlsson
- , Jacob Vogel
- & Oskar Hansson
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Article
| Open AccessDevelopment of Aptamer-DNAzyme based metal-nucleic acid frameworks for gastric cancer therapy
The development of metal-nucleic acid nanocomposites for therapeutic is limited by poor stability and synthesis efficiency. Here, the authors develop a multi-fragmented aptamer DNAzyme metal-nucleic acid frameworks (MNFs) under milder conditions and demonstrate its preclinical efficacy in gastric cancer.
- Jiaqi Yan
- , Rajendra Bhadane
- & Hongbo Zhang
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Matters Arising
| Open AccessOn the statistical foundation of a recent single molecule FRET benchmark
- Ayush Saurabh
- , Lance W. Q. Xu
- & Steve Pressé
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Matters Arising
| Open AccessReply to: On the statistical foundation of a recent single molecule FRET benchmark
- Markus Götz
- , Anders Barth
- & Sonja Schmid
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Article
| Open AccessUnravelling and reconstructing the biosynthetic pathway of bergenin
Bergenin is a rare C-glycoside of 4-O-methyl gallic acid with multiple pharmacological properties. Here, the authors report the elucidation of the biosynthetic pathway of bergenin in Ardisia japonica and its bioproduction by engineered E. coli.
- Ruiqi Yan
- , Binghan Xie
- & Lin Yang
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Article
| Open AccessHuman connectome topology directs cortical traveling waves and shapes frequency gradients
The factors that determine the direction of traveling waves in the brain are not well understood. Here, the authors show that the sum of incoming structural connection strengths shape both traveling wave direction and frequency gradients.
- Dominik P. Koller
- , Michael Schirner
- & Petra Ritter
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Article
| Open AccessHBO1 catalyzes lysine lactylation and mediates histone H3K9la to regulate gene transcription
The regulatory mechanism and functional consequence of lysine lactylation remain to be explored. Here, the authors identify HBO1 as a lysine lactyltransferase and suggest a potential role of HBO1 in tumorigenesis through H3K9la-mediated transcription regulation.
- Ziping Niu
- , Chen Chen
- & Kai Zhang
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Article
| Open AccessAn individualized protein-based prognostic model to stratify pediatric patients with papillary thyroid carcinoma
Papillary thyroid carcinoma has a heterogenous outcome, particularly in paediatric patients. Here, the authors utilise machine learning to create a protein-based prognostic model to predict recurrence risk.
- Zhihong Wang
- , He Wang
- & Yaoting Sun
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Article
| Open AccessBat-borne H9N2 influenza virus evades MxA restriction and exhibits efficient replication and transmission in ferrets
In this study, the authors report that bat H9N2 influenza A virus replicates and transmits in ferrets, efficiently infects human lung explant cultures, evades MxA antiviral activity in mice, and has low antigenic similarity to seasonal N2, meeting pre-pandemic criteria.
- Nico Joel Halwe
- , Lea Hamberger
- & Martin Beer
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Article
| Open AccessFunctional connectivity development along the sensorimotor-association axis enhances the cortical hierarchy
Human cortical maturation is organized along the sensorimotor-association axis. Here, the authors investigate in multiple cohorts if the development of functional connectivity during adolescence conforms to this hierarchy.
- Audrey C. Luo
- , Valerie J. Sydnor
- & Theodore D. Satterthwaite
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Article
| Open AccessCross-species spill-over potential of the H9N2 bat influenza A virus
In this study, the authors report that a bat influenza A (H9N2) virus shows receptor binding features similar to avian influenza viruses, efficiently infects ex-vivo human respiratory cells and replicates in the lungs of mice and upper respiratory tract of ferrets following airborne transmission.
- Rabeh El-Shesheny
- , John Franks
- & Richard J. Webby
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Article
| Open AccessCortex-wide transcranial localization microscopy with fluorescently labeled red blood cells
Existing neuroimaging tools are still hampered by restricted field-of-view, slow imaging speed or suboptimal spatial resolution. Here, the authors present a fluorescence localization imaging approach aided by sparsely-labeled red blood cells for cortex-wide morphological and functional cerebral angiography with high spatiotemporal resolution.
- Quanyu Zhou
- , Chaim Glück
- & Zhenyue Chen
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Article
| Open AccessDenaturing mass photometry for rapid optimization of chemical protein-protein cross-linking reactions
Choosing best chemical cross-linking (XL) reagents and conditions for studying protein-protein interactions in structural biology is laborious and lacks in accuracy. The authors develop here an accurate, fast, robust and quantiative denaturing mass photometry approach for screening of XL conditions.
- Hugo Gizardin-Fredon
- , Paulo E. Santo
- & Sarah Cianférani
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Article
| Open AccessPersistent TFIIH binding to non-excised DNA damage causes cell and developmental failure
Hereditary nucleotide excision repair deficiencies cause different cancerous and progeroid disorders of which the exact etiology is not understood. This study finds that prolonged binding of DNA repair factor TFIIH to DNA damage contributes to a more severe phenotype caused by DNA repair deficiency.
- Alba Muniesa-Vargas
- , Carlota Davó-Martínez
- & Hannes Lans
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Article
| Open AccessHigh clonal diversity and spatial genetic admixture in early prostate cancer and surrounding normal tissue
It remains challenging to characterise somatic copy number alterations (SCNAs) in tumors and the surrounding tissues with spatial and single-cell resolution. Here, the authors develop the scCUTseq approach to characterise SCNAs from single cells in multi-region prostate cancer samples and identify pseudo-diploid cells and subclones.
- Ning Zhang
- , Luuk Harbers
- & Nicola Crosetto
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Article
| Open AccessMYADM binds human parechovirus 1 and is essential for viral entry
Host factors required for parechovirus entry are not well understood. Here, the authors identify MYADM as an essential host entry factor that directly binds human parechovirus 1 and that is required for PeV-A infection in cell lines and human gastrointestinal epithelial organoids.
- Wenjie Qiao
- , Christopher M. Richards
- & Jan E. Carette
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Article
| Open AccessTyrosine phosphorylation of CARM1 promotes its enzymatic activity and alters its target specificity
Coactivator-associated arginine methyltransferase 1 (CARM1) is an important target in hematologic malignancies. In this work, the authors show that the hyperactivation of Janus kinase 2 (JAK2) by the V617F mutation phosphorylates CARM1 which regulates its methyltransferase activity and alters its target specificity.
- Hidehiro Itonaga
- , Adnan K. Mookhtiar
- & Stephen D. Nimer
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Article
| Open AccessSelective lipid recruitment by an archaeal DPANN symbiont from its host
The symbiont Ca. Nanohaloarchaeum antarcticus is dependent on its host Halorubrum lacusprofundi for lipids due to a lack of certain biosynthetic genes. Here, the authors characterize the lipidome dynamics of this symbiotic relationship.
- Su Ding
- , Joshua N. Hamm
- & Anja Spang
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