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Reducing platinum use is vital for sustainable hydrogen production via proton exchange membrane water electrolysis. Here, the authors report a Mo₂TiC₂ MXene-supported platinum nanocluster catalyst that requires minimal platinum content and operates efficiently for over 8700 h.

In this study, the authors perform an interactome study of Zika virus (ZIKV) 5’UTR stem-loop B region and identify two host factors, interleukin enhancer binding factor 3 (ILF3) and DEAH-box helicase 9 (DHX9), that positively regulate antiviral RNAi to inhibit virus replication and ZIKV-induced microcephaly in vivo.

The quality of the Li–electrolyte interface is key to solid-state battery performance, especially at low pressure. Here, authors use operando electron microscopy to reveal how Li-Mg alloy anodes improve interfacial contact and low-pressure cycling stability by suppressing void formation.

One challenge for spin-based electronics is the controlled and reliable switching of magnetization without magnetic fields. Here, Liu et al investigate a variety of compositions of CoPt, and determine the specific composition to maximize switching performance, potentially simplifying device design.

Crystalline dispersoids are commonly used to strengthen metals by obstructing dislocation movement, but this often comes at the cost of ductility. Here, the authors demonstrate that amorphous nanoparticles, introduced via additive manufacturing, enhance both the tensile strength and fatigue resistance of metallic materials.

Asymmetric intermolecular hydroamination of alkenes is a challenging process, potentially leading to useful chiral amines. Here, the authors report unsymmetric NNN tridentate ligands promoting the cobalt-catalyzed radical hydroamination of alkenes via hydrogen atom transfer, also in an asymmetric fashion.

Exfoliation of layered materials into mono- or few-layers is desirable for both fundamental studies and practical applications. Here, the authors show that Young's equation can be used to predict the optimal cosolvent concentration for the effective exfoliation of graphite and molybdenum disulphide.

Sequential alkene isomerization/functionalization enables enantioselective transformations of remote C–H bonds. Here, the authors report a chiral cobalt catalytic system for the highly enantioselective, remote C–H borylation of internal alkenes via an isomerization/hydroboration sequence.

In a randomized phase 3 trial, neoadjuvant anti-PD-1 plus either paclitaxel and cisplatin or nab-paclitaxel and cisplatin elicited a significantly superior pathological complete response rate versus neoadjuvant paclitaxel and cisplatin alone in patients with resectable locally advanced esophageal squamous cell carcinoma.

Current-driven dynamic atomic rearrangements in layered In₂Se₃ are visualized. The authors identify an intralayer ‘unzipping’ and interlayer ‘zipping’ phase-transition pathway in which bond formation across the van der Waals gaps drives bond cleavage within covalent layers.

Nanozymes are promising for cancer therapy, but it is challenging to enhance the catalytic activity of nanozymes in the tumor microenvironment. Here, the authors report that modulating lattice spacing of ruthenium-based nanozymes improves their catalytic activity and electro-responsiveness to self-powered electric field, optimizing cancer therapeutic outcome.

Immune evasion is a feature of HPV-positive head and neck squamous cell carcinoma (HNSCC). Here the authors report that a circular RNA, circE7, encoded by HPV promotes immune evasion in HNSCC by promoting downregulation of galectin-9.

Retrons are reverse transcriptase-based bacterial genetic elements with a role in antiphage defence. Here the authors investigate the structure and function of retron Ec86, providing insight into retron-based genome editing systems.

The relatively larger steric hindrance and excessive crystallinity of bromides could lead to undesirable film morphologies. Here, the authors take advantage of bromides and construct small molecule acceptors with stepwise bromination and realize maximum efficiency of 19% in organic solar cells.

The use of conventional X-ray scattering techniques is challenging to detect donor-acceptor contrast within amorphous intermixing regions. Here, the authors apply neutron scattering and targeted deuteration to enhance the contrast by one order of magnitude and reveal short-range aggregations of d-Y6.

Some features resembling superconductivity at high temperature have been seen under pressure in La₃Ni₂O₇, but a transition to a zero-resistance state has not been observed. Now transport studies demonstrate this transition, along with strange metallicity.

Live cell imaging of mitochondrial cristae is challenged by the unsuitability of current fluorescent probes and high phototoxicity. Here the authors develop a squarine variant probe (MitoESq-635) that is capable of longitudinal imaging of cristae with STED with minimal phototoxicity.

Only a few genetic variants have been identified to mediate salt tolerance in major crops and their molecular mechanisms are largely unknown. Here, the authors identify WRKY53 as a negative regulator of salt tolerance in rice, and show that it directly trans-regulates expression of MKK10.2 and HKT1;5 to meditate salt tolerance.

Compounds that interact with mutant huntingtin and an autophagosomal protein are able to reduce cellular levels of mutant huntingtin by targeting it for autophagic degradation, demonstrating an approach that may have potential for treating proteopathies.

Ising machines are promising for solving NP-hard problems, but current implementations have power consumption and scalability challenges. Si et al. implement an Ising machine consisting of 80 superparamagnetic tunnel junctions with all-to-all connections and apply it to a large-scale travelling salesman problem.

The transcription factor Zeb1 is known to promote tumorigenesis and stemness in breast cancer. Here the authors show that tumor endothelial Jagged1 induces activation of Notch1 signaling and increases Zeb1 expression in neighboring breast cancer stem cells, promoting tumor aggressiveness.

Co-expression of PD-L1-specific chimeric switch receptors (CSRs) improves the antitumor effects of chimeric antigen receptor (CAR) T cells. Here, CSRs are shown to promote the differentiation of mesothelin-targeting CAR T cells into central memory-like cells and improve their efficacy.

Pollen tube growth is guided towards ovules. Here the authors show that a bHLH transcriptional factor CsALC functions in pollen tube emergence towards ovules to regulate female fertility in cucumber and promotes the expression of two rapid alkalinization factors CsRALF4/19 in the ovary.

Two-dimensional transition metal dichalcogenide diodes with defect-free van der Waals contacts allows minimization of the extrinsic interfacial disorder-dominated recombination and access to the intrinsic excitonic behaviour in two-dimensional semiconductor devices.

Quasi-2D halide perovskites are attracting increasing attention for light-emitting devices. Here, the authors demonstrated efficient and stable quasi-2D perovskite LEDs enabled by suppressed phase disproportionation with newly designed organic ligands.

The superionic phase transition in silver iodide can be used to tailor the carrier type in two-dimensional tungsten diselenide and create programmable transistors, diodes and logic gates, the functions of which can be erased by external triggers such as ultraviolet irradiation.

A simple but flexible technique based on a capillary-force-driven rolling-up process produces high-order van der Waals superlattices that are hard to produce with existing fabrication techniques.

The transcription factor p53 is a master regulator of the cellular stress response. Here, Miki et al.show that p53 directly regulates the expression of the circadian regulator Per2 in the suprachiasmatic nucleus and modulates circadian behaviour of mice.

Platinum plays a crucial role in various electrocatalytic systems, but its scarcity and cost limit its practical application. Now, a single-atom tailoring strategy applied to platinum nanowires maximizes their specific and mass activities for the hydrogen evolution and methanol and ethanol oxidation reactions.

TP53 mutations can cause increased risk for cancers. Here, the authors show a noncoding polymorphism in TP53 increases risk of some cancers but delays onset of others, and in a mouse model show this is via alteration of microRNA targeting sites that differ in impact depending on the tissue.

Growth of large area and defect-free two-dimensional semiconductor layers for high-performance p–n junction applications has been a great challenge. Yang et al. prepare millimeter-scaled WSe₂/SnS₂ vertical heterojunctions by two-step van der Waals epitaxy, which show excellent optoelectronic properties.

By intercalating large ammonium molecules to exfoliate MoS₂ with preservation of the 2H-phase, highly uniform solutionprocessable 2D semiconductor nanosheets are obtained for the scalable fabrication of large-area thin-film electronics.

Superlattices consisting of alternating monolayer atomic crystals and molecular layers allow access to stable phosphorene monolayers with competitive transistor performance and to bulk monolayer materials with tunable optoelectronic properties.