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There is a challenge of overestimation in figures of merit for organic electrochemical transistors due to a kink in the transistor current. Here, the authors investigate the origin of the kink and identify the charge transport phenomena that is impacted.

The hepatitis B virus surface protein recognizes host entry receptor via its intrinsically disordered peptide. The authors reveal the dynamic process of the viral surface protein that involves a stepwise binding maturation for establishing high affinity and specific virus-receptor entry complex.

Newly developed mouse models that enable cell-specific analyses of proteostasis dynamics across the lifespan of the mice reveal key aspects of neuronal proteostasis with ageing.

Taveneau et al. leverage artificial-intelligence-driven protein design to create inhibitors that control RNA-targeting enzymes in cells, revealing a strategy to rapidly design off-switches for RNA-editing systems.

Polyamines prevent the action of kinases on acidic phosphorylatable motifs in spliceosomal proteins, thus providing a mechanism for metabolite-mediated regulation of alternative splicing in cells.

Rapid immune activation requires tight control of mRNA stability in CD8⁺ T cells. Here, the authors show that a compositive RNA motif – m⁶A sites positioned next to AU-rich elements - marks mRNAs for rapid decay during activation, revealing a coordinated mechanism that shapes T-cell immunity.

Quantum interference in charge transport is attracting interest with applications in nanoelectronics and quantum computing. Here, the authors present a method for quantifying electronic transmission through molecules, and demonstrate constructive quantum interference in a molecule with two identical, parallel coupling paths.

Nanoparticles sensing glycosaminoglycan loss in osteoarthritis enable disease-severity-responsive delivery of ghrelin messenger RNA to cartilage lesions, reducing cartilage damage, bone thickening and pain in animal models.

The study presents a recyclable polymer system that stores solar energy and releases it as hydrogen on demand, offering an efficient and sustainable route for renewable energy storage and fuel generation.

Functional and structural characterization of PtmA2 reveals that it is an unusual non-adenylating acyl-CoA ligase and part of a system wherein the canonical acyl-CoA ligase reaction is separated into two half-reactions performed by distinct enzymes.

Polymer thin films that emit and absorb circularly polarised light are promising in achieving important technological advances, but the origin of the large chiroptical effects in such films has remained elusive. Here the authors demonstrate that in non-aligned polymer thin films, large chiroptical effects are caused by magneto-electric coupling, not structural chirality as previously assumed.

Natural products populate areas of chemical space not occupied by average synthetic molecules. Here, an analysis of more than 180,000 natural product structures results in a library of 2,000 natural-product-derived fragments, which resemble the properties of the natural products themselves and give access to novel inhibitor chemotypes.

An in-depth analysis of tissue biopsies from patients with multiple myeloma and CAR T cell therapy-associated immune-related adverse events (CirAEs) after treatment with commercial BCMA-targeted CAR T cell therapy shows that CD4⁺ CAR T cells mediate off-tumor toxicities and that high CD4:CD8 ratio at apheresis, robust early CAR T cell expansion, ICANS and ciltacabtagene autoleuce treatment are independently associated with the development of CirAEs.

The xylosyltransferase isoenzymes XT1 and XT2 catalyze the first glycosylation step in the biosynthesis of proteoglycans. Now, bump-and-hole engineering of XT1 and XT2 enables substrate profiling and modification of proteins as designer proteoglycans to modulate cellular behavior.

The viscosity of tumour cells is shown to govern their ability to disseminate through the bloodstream and extravasate, establishing a key biomechanical factor of metastasis.

Here they demonstrate a therapeutic intervention elevating levels of CYP450-derived lipids to control the expansion of intermediate monocytes in tissue and peripheral blood, presenting a first in class therapeutic approach for treating chronic inflammatory disease.

Chiral scaffolds are essential to the advancement of asymmetric synthesis, yet the development of new, privileged motifs that more effectively communicate asymmetry constitutes a challenge. Here the authors report the synthesis of enantiopure indole-based axially spirocyclic scaffolds, and their application as organocatalysts or ligands in asymmetric reactions.

Scourzic et al. show that germinal centre B cells display an enhanced ability to reprogram to induced pluripotent stem cells compared to mature B cells. This ability indicates their higher plasticity level and is T follicular helper cell-dependent.

The success of Li batteries relies on electrolyte reduction at anodes for interphase formation, yet controlled interphase formation on high-energy cathodes has proven challenging. Now it has been shown that a bimolecular nucleophilic substitution-assisted strategy advances both primary and secondary batteries by regulating the electrolyte reduction potential and interphase passivation capability.

CFAP20 has a key role in rescuing RNA polymerase II complexes that have arrested during DNA transcription, limiting the accumulation of R-loops and preventing collisions between the transcription and replication machinery.

A new self-assembled monolayer at the buried interface of inverted perovskite solar cells improves photostability and favours energy transfer, resulting in devices with a certified power conversion efficiency of 27.19% and 1,500-h stability under the ISOS-L-2 protocol.

The meningeal compartment communicates with the brain to modulate homeostatic functions. Here, the authors demonstrate that natural killer (NK) cells and innate lymphoid cells (ILC) 1 shape synaptic neuronal transmission and affect mouse behavior.

The inverse-trans-influence has been shown to operate in high oxidation state actinide complexes. Here, the authors report tetravalent cerium, uranium and thorium bis(carbene) complexes with trans C=M=C cores where experimental and theoretical data also suggest the presence of an inverse-trans-effect.

Li-metal batteries suffer from sluggish kinetics at low temperatures. Here, authors propose a guideline for rational electrolyte solvent screening and design a class of asymmetric ethers, which bestows the Li metal pouch cell with a high specific energy of 345.3 Wh kg⁻¹ over 40 cycles at −40 °C.

cAMP export by ABCC4 is critical for localized signaling. Here, the authors revealed that PKA activation drives ABCC4 to the plasma membrane and organizes a PDZ-dependent protein network with actin cytoskeleton and scaffolds, like SCRIB, that stabilize the transporter and optimize cAMP efflux. Furthermore, the authors show that the potent ABCC4 inhibitor Ceefourin 2 disrupts this network, revealing a non-canonical mechanism of ABCC4 inhibition.

It is thought that fungi protect themselves from predators by the production of toxic compounds. Here, Xu et al. show that a wide range of animal predators avoid feeding on Fusarium fungi, and this depends on fungal production of a bis-naphthopyrone pigment that is not toxic to the predators.

Shape-changing substrates are pivotal for advancing minimally invasive, conformable bioelectronics, yet their implantation is hindered by inaccessible triggering mechanisms and complex geometric fabrication. Here, the authors report a digital 4D printing technique for fabricating customized shape memory hydrogel substrates enabling trigger-free shapeshifting with predefined onset periods.

During the Last Glacial Maximum, the deep Northwest Atlantic was only about 2 °C colder than today, suggesting sustained production of relatively warm North Atlantic Deep Water during the Last Glacial Maximum.

Using a molecular engineering approach, wafer-scale uniaxially oriented Te nanowire thin films are synthesized with excellent controllability and uniformity. The anchor-rope structural molecules form a periodic self-assembled supramolecular membrane, which facilitates the adsorption and well-arranged growth of Te nanowires on grooved sapphire.

Red, green and blue organic field-effect light-emitting transistors in which charge-carrier transport and light emission are spatially separated to improve exciton management and device efficiency are reported.

cellSTAAR advances noncoding rare variant association analysis by integrating single-cell genomics data.

The bicyclo[1.1.1]pentane (BCP) motif has drawn increasing attention recently in drug discovery. Now, a programmable bis-functionalization strategy has been developed to modularly access bridge-substituted BCP scaffolds, based on the inherent chemoselectivity of BCP bis-boronates (3° > 2°). This strategy should enable further structure–activity relationship studies of BCP-containing drug candidates and open the door to unexplored chemical space.

RNA polymerase III transcribes essential non-coding RNAs, but many aspects of this biology remain unclear. Here, the authors develop DRAP3R, a nanopore sequencing method that captures Pol III transcripts and RNA modifications, revealing new RNAs and dynamic modification patterns.

Nickel-catalysed cross-coupling reactions generally use Ni(II) or Ni(0) precatalysts. Here the authors report thermally stable dinuclear Ni(I) complexes with commercial isocyanide ligands for the efficient catalysis in Kumada, Suzuki–Miyaura and Buchwald–Hartwig cross-coupling reactions.

The identification of cellular targets for natural products that potently inhibit the growth of cancer cell lines implicates oxysterol-binding proteins in the growth of cancer cells. These natural products, termed ORPphilins, also affect sphingomyelin biosynthesis.

Cancer immunotherapy benefits from antibody-lectin chimeras that block glyco-immune checkpoints.

Haines et al. developed an MEK–RAF molecular glue called IK-595 that blocks MAPK pathway activation in RAS-mutant and BRAF-mutant cancer cells. IK-595 exhibited high tolerability and strong antitumor effects in preclinical models across cancer types.

Catalytic asymmetric synthesis of stable, acyclic N-stereogenic amines by the addition of enol silanes to nitronium ions that ion pair to a confined chiral anion is described.

DNA double-strand breaks endanger genome stability. Here, the authors present cryo-EM structures showing how Ku70/80 and DNA-PK bind DNA ends on nucleosomes, offering a mechanistic model for break recognition within chromatin.

Microbial alcohol production from waste gases could enable sustainable carbon cycling. Now, the tungsten-dependent aldehyde:ferredoxin oxidoreductase from the gas-converting bacterium Clostridium autoethanogenum has been biochemically and structurally characterized. This monomeric enzyme is responsible for acetate reduction to acetaldehyde, the key step of ethanol production in this industrial microorganism.

Very little is known about the molecular basis of chromosome segregation in archaea. Here, the authors describe conformational changes in the chromosome during the cell cycle of the archaeon Sulfolobus. The changes depend on candidate chromosome segregation proteins that interact with the cell division machinery.

Self-charging batteries integrate energy conversion and storage but are limited by solid-state electrodes. Here, the authors report an organic self-charging flow battery that charges within 8 minutes to 94% capacity, matches various multivalent metal negative electrodes, and demonstrates high stability.

This study shows that high-molecular weight tau has enhanced seeding capacity, and seeding differences can define molecular subtypes of progressive supranuclear palsy, underpinning the disease’s heterogeneity.

Electrochemical hydrogenation drives a reversible conductor–insulator transition in graphene. Authors show that it is 10⁶× faster than other methods and tunable by isotope effects and lattice corrugations, enabling ionic control of 2D electronics.