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Zhou, Ho and colleagues show that, in mice, a schizophrenia-associated mutation impairs belief updating by weakening mediodorsal (MD) thalamus activity. Boosting this activity restored flexible decision-making, suggesting MD thalamus as a potential therapeutic target.

Serotonin is thought to reduce aggression, but the mechanisms have been unclear. Here, authors show that when a mouse attacks an intruder, serotonin levels rise in the nucleus accumbens, terminating the attack by inhibiting specific aggression signalling cells.

The authors have applied an eight-tissue rat multi-omic dataset to analyze the gene regulatory landscape of endurance exercise training, identifying tissue-specific regulatory patterns involved in muscle function, metabolism and immune response.

A transformer-based vision system for cardiac MRI offers a generalizable and data-efficient system for diverse tasks in cardiology, offering clear advantages for contextualizing human cardiovascular disease and diagnosing disease.

Neural mechanisms underlying active avoidance are not fully understood. Here authors show that avoidance actions are positively reinforced by learned safety signals. With training, control shifts from goal-directed to habitual behavior via distinct dorsal striatal circuits, like reward-based learning.

Circulating tumor cell (CTC) clusters are key drivers of metastasis, yet their formation in tumors lacking classical adhesion molecules is unclear. Here, the authors discover that hyaluronic acid promotes homotypic and heterotypic CTC clustering by initiating early cell contacts and stabilizing mature interactions.

A monolithically integrated photonic ski-jump enables scalable, diffraction-limited 2D beam scanning from photonic chips, achieving ultrahigh spot rates, compact footprints and applications spanning displays, sensing and quantum photonics.

This protocol describes procedures for speed-breeding approaches using growth cabinets and LED-supplemented glasshouses. The approaches can be used to accelerate crop research and are compatible with a wide variety of crops.

Drosophila enter adult reproductive diapause in low temperatures and short day, halting ovarian development yet preserving fertility. Here the authors show that ovarian arrest in diapause is distinct from other stress responses and that despite DNA damage and decreased division, germline stem cells recover.

In the nucleus accumbens, acetylcholine boosts dopamine release to promote effortful behaviour.

Allcott et al. conducted an experiment in 2020, removing political ads from the feeds of randomly selected Facebook and Instagram users. There were no statistically significant effects on political outcomes such as knowledge, polarization and turnout.

Short HBpep peptides assemble into micron-size coacervates that are efficiently taken up by various cell types and stably retained for days. Nanobodies and bioPROTACs loaded in the coacervates enable interaction with native targets and these hubs can function as a bioreactor for target degradation

Here Jaster et al., show a single psilocybin dose produce sex-specific post-acute changes in opioid reward and withdrawal via 5-HT2A receptors in frontal cortex-to–nucleus accumbens circuits, with epigenetic and synaptic changes shaping therapeutic potential.

A strategy harnessing tissue-resident memory T cells to concentrate circulating immune cells enables non-invasive sampling of antigen-specific lymphocytes, providing a window into local and systemic immune responses in mice and humans.

Beaver-induced hydrological change turned wetland into a net carbon sink with an approximate carbon storage of 100 tons per year, according to a comprehensive carbon budget analysis from a beaver wetland in Switzerland

When choosing equal breeding sites, gravid Aedes aegypti aggregate more often than expected. This aggregation depends on the number of females present and involves a density-regulated avoidance response that relies on Orco and the CO2 receptor, Gr3.

The vacuum process is scalable and solvent free, yet all-vacuum-deposited perovskite solar cells still trail solution-processed counterparts. Facet-directed co-evaporation yields (100)-oriented mixed-halide wide-bandgap films for efficient, stable single-junction cells and perovskite–silicon tandem cells.

Two populations of neurons with distinct anatomy and receptor expression that convey information from the spinal cord to the brain have different functional properties with respect to touch and pain.

Mitochondria that are transported from satellite glial cells in dorsal root ganglia to peripheral sensory neurons through tunneling nanotube-like structures provide protection against peripheral neuropathy.

The 3CL protease of SARS-CoV-2 is inhibited by PF-00835231 in vitro. Here, the authors show that the prodrug PF-07304814 has broad spectrum activity, inhibiting SARS-CoV and SARS-CoV-2 in mice and its ADME and safety profile support clinical development.

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.

In Alzheimer's disease, tau spreads throughout the brain, however the nature of the tau species propagating from one neuron to another is not known. Here, Takeda et al. identify a rare, high-molecular-weight tau as the primary species taken up and transferred between synaptically connected neurons.

Geometry is crucial in spatial reorientation, but the underlying neural mechanisms of spatial reorientation are unclear. Here, the authors show that in a two-context reorientation task, distinct CA1 cells code heading retrieval and context recognition during reorientation.

GPC2 and GD2 have been described as immunotherapeutic targets in neuroblastoma. Here the authors engineer T cells to simultaneously express a GPC2-directed CAR and a bispecific innate immune cell engager targeting GD2 and CD16a, showing antitumor activity in neuroblastoma preclinical models.

A COVID-19 test implemented in an automated microfluidic device and leveraging isothermal RNA amplification followed by T7 transcription and Cas13-mediated cleavage of a quenched fluorophore rapidly detects SARS-CoV-2 RNA in saliva samples.

Oligodendrogenesis is shown to be involved in reward learning, with dopaminergic neuronal activity-regulated myelin plasticity being an important reward circuit modification.

Denz et al. show that loss of the antiviral protein IFITM3 allows human SARS-CoV-2 variants to adapt more rapidly in mice while preserving distinct, variant-specific patterns of infection and disease.

A double-transgenic mouse model that enables monitoring or manipulation of dopamine and serotonin simultaneously in the brain’s nucleus accumbens shows that these neuromodulators have opponent roles in reward learning.

Cryopreservation is one approach to conserving the genetic diversity of threatened coral reefs but has thus far been limited to difficult-to-obtain coral reproductive material. Using a new cytotechnology called isochoric vitrification, this study reports the successful cryopreservation and revival of whole mature coral fragments.

A materials platform using tantalum as a base layer and silicon as the substrate to construct superconducting qubits enables device performance improvements such as millisecond lifetimes and coherence times, as well as high time-averaged quality factors.

Structural, genetic, functional and biochemical analyses of the complex flagellar motor of Campylobacter jejuni reveal structural adaptations with an ancient origin also found more widely across bacterial species, including elements exapted from the type IV pilus machinery.

By regulating the level of accessible cholesterol on endothelial cells via OSBP/ORP-mediated transport, tetraspanin tunes the balance of Cdc42 and RhoA activities to affect vascular inflammation. Reducing accessible cholesterol by statin treatment or blocking its non-vesicular transport by OSBP/ORP inhibition can limit vascular inflammation.

A large-scale field intervention experiment on 23,377 US Facebook users during the 2020 presidential election shows that reducing exposure to content from like-minded social media sources has no measurable effect on political polarization or other political attitudes and beliefs.

Rapid discovery of functional resistance genes is enabled by a high-expression signature and high-throughput transformation. This approach identified 31 new resistance genes for wheat and can be applied across crops to support food security.

How chemotherapeutic nucleoside 6-thio-2’-deoxyguanosine (6-thiodG) targets telomerase to inhibit telomere maintenance in cancer cells and tumors was unclear. Here, the authors show that telomere length and telomerase status determine 6-thio-dG sensitivity and uncover the molecular mechanism by which 6-thio-dG selectively inhibits telomerase synthesis of telomeric DNA.

Dynamic regulation of cellular proteostasis is linked to the metabolic state of quiescent cells in vivo. Here, the authors show, in multiple organisms, that shifts in the ubiquitin-proteome system are coupled to mitochondrial metabolic changes and subsequent respiratory quiescence.

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.

Sharpe et al. find that prior reward-learning experience can prime reward circuits to encode fear memories. This suggests prior experience can shape the way we learn, opening the neural boundaries for learning about particular types of information.

Most active particles studied to date lack the ability to undergo controlled shape transformations and control over their propulsion in response to environmental stimuli. Here, the authors present a class of active particles made from stimuli-responsive materials that exhibit fully reversible shape-dependent propulsion.

Precise separation of ions with similar valence and size is critical. Here, authors designed a selective membrane that precisely extract Li+ from Na+ and Ca²⁺ interferences. The high selectivity and permeability enable energy-efficient, precise, and chemical-free lithium extraction using the electrodialysis process.

Gold-rich magmas in subduction zones originate from repeated high-temperature melting of an oxidized mantle, as revealed by geochemical analyses of submarine glasses from the Kermadec arc.

Kamiya and colleagues examine the effects of chronic social-defeat stress on the intestinal microbiome and show a pathological role played by dectin-1 and interleukin-17 expressed by gut γδ T cells on this behavioral vulnerability.

Deploying two unrelated CRISPR nucleases in tandem, with multiplexed CRISPR RNAs and a chemically stabilized activator, creates a simple, one-step assay that can rapidly detect attomolar concentrations of RNA without needing target amplification.

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.

The DaXi single-objective light-sheet microscope achieves fast, high-quality imaging of large volumes. DaXi’s design allows increased scanning range without sacrificing imaging speed or quality, multiview imaging and versatile sample mounting.

A renewed interest in C–H bond activation has developed on account of the recent increased availability of shale gas. Now, using a combination of surface science, microscopy, theory and nanoparticle studies, the ability of coke-resistant Pt/Cu single-atom alloys to efficiently activate C–H bonds in alkanes has been demonstrated under realistic catalytic conditions.

The accuracy of nanopore DNA sequencing is substantially improved by application of a variable-voltage sequencing mode.