Search

Mechanochemistry offers a paradigm shift by enabling ammonia synthesis under near-ambient conditions. Here, the authors present an innovative mechanochemical approach that employs silicon nitride as a defect-inducing physical promoter to facilitate ammonia production.

Carbon dioxide can be efficiently captured and converted to methane under mild conditions by a mechanochemical approach that balances the thermodynamics and kinetics of CO₂ methanation to simultaneously achieve high CO₂ conversion and high CH₄ selectivity.

A method for acetylome profiling requiring a low quantity of hematopoietic stem cells (HSCs) was developed, revealing a significant reduction in H4K77ac in aged HSCs, associated with decreased lymphocyte differentiation potential.

Sadhu et al. identify and functionally validate ferredoxin-1 (FDX1) as a determinant of cholesterol metabolism and cardiovascular risk in Asian populations.

Adipose tissue macrophage (ATM) has been implicated in inflammation and obesity, but the underlying mechanisms are still unclear. Here the authors show that AMPK is suppressed in ATMs from mice fed with high fat diet, leading to subsequent activation of SUCLA2, over-production of succinate and IL-1β, and ultimately inflammation and obesity.

Precise control of fiber morphology remains challenging. This study develops bioinspired gas-liquid spinning to create programmable microstructured fibers and reveals a bubble-mediated dynamic interface adaptive mechanism.

While Bell inequalities have been violated several times—mostly in photonic systems—their violations within particle physics experiments are less explored. Here, the BESIII Collaboration showcases Bell-violating nonlocal correlations between entangled hyperon pairs.

Impaired mitochondrial long-chain fatty acid β-oxidation (mtLCFAO) in type 2 alveolar epithelial (AT2) cells is thought to aggravate alveolar inflammation in acute lung injury. Here, the authors show that the mtLCFAO rate limiting enzyme CPT1a is decreased in AT2 cells in acute respiratory distress syndrome, highlighting the role of mtLCFAO in immunometabolism in this context.

Symbiotic nitrogen fixation is a tightly regulated process serving as a sustainable source of nitrogen (N) in agriculture. Here it is shown that external N sources precisely regulate N fixation efficiency by modulating iron transport in nodules of legumes.

Analyses of genome and exome sequencing data identify rare coding and structural variants associated with atrial fibrillation and highlight genetic links between atrial fibrillation and cardiomyopathies.

Socioeconomic status is multidimensional and can change over time. Xu, Lui, Ji et al. found dimension-specific, late-stage-specific and change-specific socioeconomic effects on brain, cognition, personality and emotion.

Chirality has long fascinated chemists, but asymmetric synthesis has largely focused on central, axial, and helical chirality to date. Here, the authors synthesize dianthranilides with planar chirality, via cinchona alkaloid-catalyzed (dynamic) kinetic resolution.

This study reveals the role of the Rpd3S complex in genomic integrity, highlighting how its asymmetrical structure influences interaction with transcribed nucleosomes and elongating RNA polymerase II.

Under conditions of energy starvation, the p38β–PRAK pathway is activated and inhibits mTORC1 by phosphorylating the small GTPase Rheb. This finding links a major stress response pathway with energy homeostasis.

MultiSTAAR provides a general and flexible statistical framework for functionally informed multi-trait rare variant analysis of biobank-scale sequencing studies by jointly analyzing multiple traits and incorporating annotation information.

Excessive bone marrow adipocytes accumulation is involved in bone deterioration. Here, the authors show that adipocyte ESRRA abrogation promotes osteogenesis and vascular formation in adipocyte-rich bone marrow via oppositely regulating the expression and secretion of leptin and SPP1.

Worldwide, the number of only-child families is increasing. This research examines how growing up without siblings affects adult brain structure, function and connectivity, cognition, personality and mental health.

The authors seek to understand the precise roles of microglia in the early human brain by coculturing brain organoids with primitive-like macrophages generated from the same human induced pluripotent stem cells (iMac).

Analysis of tumor samples from patients with nasopharyngeal carcinoma shows that gemcitabine plus cisplatin chemotherapy activates a unique population of innate-like B cells, which enhance the cytotoxic CD8⁺ T cell response and are associated with better clinical outcomes.

Pancreatic ductal carcinoma (PDAC) is characterized by an immunosuppressive tumor microenvironment (TME) enriched in stromal cells. Here the authors show that TSG-6-positive cancer associated fibroblasts modulate myeloid cell responses and that TSG-6 targeting improves response to immune checkpoint inhibitors in preclinical PDAC models.

2-(hetero)aryl N-heteroarenes are ubiquitously applied in numerous fields of science and useful for the development of bioactive molecules and drugs, but there is a lack of general methods for their synthesis. Here, the authors report an iridium(III)-catalyzed method for direct α-arylation of N-heteroarenes with aryl and heteroaryl boronic acids, by a H₂O-mediated H₂-evolution cross-coupling strategy.

Natural disasters can obstruct first responders when and where they are needed most. This analysis models the response of emergency service stations during flooding events in England to find major impacts on ambulance and fire services at a time of escalating flood risks to the country.

Bacteria of the genus Streptomyces have complex life cycles involving cellular differentiation and multicellular structures that have never been observed in archaea. Here, the authors show that several halophilic archaea display a life cycle resembling that of Streptomyces bacteria, undergoing cellular differentiation into mycelia and spores.

Using data from a single time point, passenger-approximated clonal expansion rate (PACER) estimates the fitness of common driver mutations that lead to clonal haematopoiesis and identifies TCL1A activation as a mediator of clonal expansion.

Epigenetic modifications are crucial for plant development. Here, the authors find an epigenetically mediated double negative cascade for pollen formation and anther dehiscence, offering new insights into epigenetic regulation of anther development.

Developing multi-cancer early detection (MCED) tests based on cfDNA or protein markers holds great promise for effective cancer screening. Here, the authors show a sensitive, non-invasive pan-cancer detection method that concurrently detects the oncofetal chondroitin sulfate (ofCS) glycans and its protein backbone in plasma.

The maintenance polyamines homeostasis is important for cell growth, and several cancers harbor elevated levels of polyamines that may contribute to sustained proliferative potential. Here the authors demonstrate that polyamines participate in DNA double-strand break repair through the stimulation of RAD51-mediated homologous DNA pairing and strand exchange.

Dual-comb spectroscopy with time–frequency dissemination and high-power frequency combs enables sensing CO₂ and H₂O over a 113 km turbulent open-air path, with a sensing precision as high as 2 parts per million of CO₂.

Single-atom catalysts (SACs) are promising candidates to catalyze CO₂ reduction for the formation of high value hydrocarbons but most of the reactions yield CO. Here, the authors show a low-temperature calcining process to fabricate a carbon-dots-based SAC to efficiently convert CO₂ to methane.

The Mizoroki–Heck reaction and its reductive analogue are staples of organic synthesis, but the ensuing products often lack a chemical handle for further transformation. Here the authors present a method to add a heterocycle and transformable halide across a double bond via iridium photocatalysis.

A high-quality reference genome of the stout camphor tree reveals its genome evolution and supports that magnoliid and eudicot lineages share more common ancestry relative to monocots.

Phosphatase of regenerating liver 3 (PRL3) is usually found intracellularly, and is over-expressed in cancer cells. Here the authors show that PRL-3 is also detectable on cell surface, and can be recognized by PRL3-zumab to recruit immune cells into tumor to promote anti-tumor immunity, thereby implicating PRL-3 as a potential tumor antigen.

This study identifies the evolutionarily conserved Exportin 4 as an essential regulator in the nuclear export of circRNAs. Defective circRNA export results in R-loop formation and DNA damage in cells, as well as testis and neurological defects in mice.

Tailoring MOFs to allow access of complex and large molecules is a challenging task due to their inherent microporous nature. Here the authors engineer meso- and macroporous MOF patterns and membranes via a mild decarboxylation applicable to different substrates, demonstrating their potential in macromolecule separations.

Liu et al. demonstrate that human-driven soil contamination in natural areas mirrors that in nearby urban greenspaces globally, and highlight the potential influence that soil contaminants have on ecosystem functions.

STAARpipeline is a comprehensive framework for flexible and scalable rare-variant association analysis using whole-genome sequencing data and annotation information.

Nicotine, a metabolite of the NAD+ metabolic pathway, has been found to possess anti-inflammatory and neuroprotective properties, yet the underlying molecular mechanisms remained unknown. Here, the authors show that low-dose nicotine promotes SIRT1 deacetylation of NAMPT and enhanced NAMPT activity which boosts NAD generation and improves age related symptoms.

RAD51 and DMC1 recombinases catalyse high-fidelity and mismatch tolerant recombination, processes that are indispensable for the maintenance of genomic integrity. Here, the authors via cryo-EM, molecular dynamics simulation and functional analysis elucidate the structural difference between RAD51 and DMC1 with regard to mismatch tolerance.