Search

The coupling of aryl halides and arylboronic acids is generally performed by metal-catalysed Suzuki–Miyaura reactions while metal-free approaches remain elusive. Here an organocatalytic approach based on amine catalysts is introduced for the preparation of commercially relevant asymmetric biaryls.

This study identifies MAP3K8-driven MEK-ERK signaling as a key pathway in HTLV-1-associated myelopathy (HAM) and reveals virus-induced chromatin remodeling as its molecular basis, highlighting MAP3K8 as a promising therapeutic target.

Suzuki segregation involves solute diffusing to and from planar defects in crystals, changing mechanical behavior. Here, theoretical calculations predict cobalt segregation enthalpy in a Ni-Co alloy, validated via atomic-scale spectroscopy and calorimetry, and effect on strengthening.

The existence of a long-lived, prethermal regime in many-body systems with tunable heating rates, driven by structured random protocols, is observed using a 78-qubit superconducting quantum processor.

Heterogeneous single-atom catalysts (SACs) offer high atom utilization and well-defined active sites but face challenges in multi-stage cross-couplings due to limited coordination and reactivity. Here, the authors introduce SACs on reducible carriers, enabling adaptive coordination to bypass oxidative addition in cross-couplings.

Previous studies have shown the importance of unidirectionally aligned domain nucleation for the growth of 2D semiconductor single crystals. Here, the authors report the observation of a self-alignment process of misoriented domains during the metal-organic chemical vapour deposition growth of 2D MoS₂ on sapphire, leading to single-crystalline films with improved carrier mobility.

Zhan et al. report a host energy level engineering strategy to modulate trap depth in organic host-guest systems, achieving persistent luminescence up to 27 hours and energy storage for 14 days. 4×4 electroluminescent arrays based on the host-guest system demonstrate pixel-programmable information storage capabilities.

This study designs covalent organic frameworks with robust dipole moments, enabling efficient hydrogen and hydrogen peroxide production from pure water using mechanical vibration and light.

The Barbier–Grignard reaction is a commonly used method for forming carbon–carbon bonds, but for many substrates it is carried out in organic solvents. Here, the authors show a procedure for carrying out the reaction with unactivated aryl halides in water.

Vinyl acetate is an important polymer building block, but the mechanisms governing its catalytic production are not well understood. This study shows that dynamic palladium-acetate clusters determine catalyst efficiency and selectivity in vinyl acetate synthesis.

Developing facile and direct synthesis routes for enantioselective construction of cyclic π-conjugated molecules is crucial but the chirality orginiating from the distorted structure around heptagon-containing polyarenes is largely overlooked. Herein the authors present a highly enantioselective synthesis for fabrication of all carbon heptagon-containing polyarenes via palladium-catalyzed carbene-based cross–coupling of benzyl bromides and N-arylsulfonylhydrazones.

Transplanted older livers are prone to injury through unclear mechanisms, precluding effective treatment development. Here, the authors show that decreased FTO expression in older livers inhibits Acsl4 and Tfrc mRNA stability in an m6A-dependent manner, increasing cell death in older donor livers.

A single-cell multiomic immune cell atlas from 235 Japanese, including patients with COVID-19 and healthy individuals, linked with host genetics including germline and somatic mutation, plasma proteomics and metagenomics data reveals that immune cells are dynamically regulated in a cell state-dependent manner.

A genome-wide association study highlights a variant in DOCK2, which is common in East Asian populations but rare in Europeans, as a host genetic risk factor for severe COVID-19.

Early Holocene retreat of an ice shelf in East Antarctica was linked to ocean-driven forcing enhanced by ice-sheet meltwater from adjoining regions, as unveiled through the integration of proxy records with ocean and climate modelling.

The modular synthesis of crowded alkenes is a challenge. Here diaryliodonium salts are used to arylate vinyl boronates, which can then undergo Suzuki-Miyaura coupling with the aryl iodide generated in situ in the first step to yield modular trisubstituted alkenes.

Small cell lung cancer (SCLC) is aggressive with limited therapeutic options. Here, authors find that loss of CRACD induces neuroendocrine plasticity and immune evasion and suggest manipulating the CRACD-EZH2-MHC-I axis as a potential therapeutic strategy for SCLC.

Liu, Hao, He, Tan et al. develop and validate a clinical prediction model for perioperative infarction complications after revascularization in moyamoya disease. They provide preoperative evaluation plan and perioperative management suggestions for different risk groups.

While conversion of CO₂ to fuels may offer a bio-inspired means to renewably utilize fossil fuel emission, most materials demonstrate poor activities for CO₂ reduction. Here, authors construct conjugated polymers that modulate photo-induced electron transfer to CO₂ reduction catalysts.

Analysis of the blood DNA virome in patients with COVID-19 and autoimmune disease associates endogenous HHV-6 (eHHV-6) and high anellovirus load with increased disease risk, most notably for systemic lupus erythematosus. eHHV-6 carriers show a distinct immune response.

Molecules exhibiting Möbius topology are fascinating but challenging synthetic targets. Here, the authors report the elegant synthesis and crystal structure of a catenane formed from two fully conjugated, interlocked Möbius nanohoops, and use theoretical calculations to understand its conformational stability and aromaticity.

Genetic mechanisms influencing COVID-19 susceptibility are not well understood. Here, the authors analyzed whole blood RNA-seq data of 465 Japanese individuals with COVID-19, highlighting thousands of fine-mapped variants affecting expression and splicing of genes, as well as the presence of COVID-19 severity-interaction eQTLs.

Polycrystalline thin films of small molecules hold promise for organic thin-film transistors because of their large charge mobility, but are currently limited by poor film homogeneity and thermal durability. Here, Iino et al. design an ordered liquid crystal phase to overcome these two problems.

Here, Imamuraet al. conduct meta-analysis of genome-wide association studies to identify novel susceptibility loci for type 2 diabetes (T2D) in the Japanese population. By doing so, this study shows that both ethnicity-specific and ethnically-shared genetic loci can contribute to T2D risk.

Noncoding variants in a TTTG microsatellite on 15q26.1 are identified in Japanese patients with childhood and adult-onset thyroid abnormalities. Functional analyses suggest that these variants affect the role of the microsatellite as a potential regulator of thyroid cell growth.

Transition-metal-catalyzed asymmetric multicomponent reactions with two similar substrates often suffer from the lack of strategies to control the chemo-, regio-, and stereoselectivity. Here, the authors report a Cu(I)-catalyzed asymmetric radical 1,2-carboalkynylation of two different terminal alkynes and alkyl halides with chemo-, regio-, and stereoselectivity.

The FANTOM4 study identified transcriptional start sites active during proliferation arrest and differentiation of the human monocytic cell line THP-1. Systematic knockdown of 52 transcription factors provide support for their model in which a complex transcriptional network regulates the differentiation process.

In this work, authors use cryo-EM and live-cell BRET assays to show that GPR3 can form constitutive dimers.

An Ni-electrocatalytic system can couple two different carboxylates using doubly decarboxylative cross-coupling, tolerating a range of functional groups, being scalable, used for the synthesis of 32 known compounds and reducing overall step counts by 73%.

The authors identify V-161, a compound that inhibits enterococcal Na⁺-V-ATPase and reduces VRE colonization in mice. The high-resolution structure of V-161 reveals its action on the Na+ transport pathway, offering new therapeutic insights.

Chalcogen-containing compounds find broad application in chemical industry. Here, the authors report a nickel-catalyzed reductive chalcogenation of unactivated alkyl bromides with thiosulfonates and selenosulfonates to access a range of unsymmetrical sulfides and selenides under mild conditions.

Mammalian genomes are scattered with repetitive sequences, but their biology remains largely elusive. Here, the authors show that transcription can initiate from short tandem repetitive sequences, and that genetic variants linked to human diseases are preferentially found at repeats with high transcription initiation level.

A meta-analysis of genome-wide association studies of type 2 diabetes (T2D) identifies more than 600 T2D-associated loci; integrating physiological trait and single-cell chromatin accessibility data at these loci sheds light on heterogeneity within the T2D phenotype.

Sjögren’s disease (SjD) can be split into different subtypes and these may have different molecular profiles. Here the authors compare anti-SSA and anti-centromere autoantibody positive SjD and show using spatial transcriptomics and TCR and BCR sequencing that different molecular signatures are found between the subtypes of SjD.

A synthetic protein ligand enables the recognition of surface proteins on unwanted cells, targeting them for engulfment and elimination in vivo.

Mohri et al. show that, in response to genotoxic stress, melanocyte stem cells undergo senescence-associated differentiation, causing their depletion and protecting them against melanomagenesis. This process is suppressed by carcinogens.

Nested structures are common throughout nature and art, yet remain challenging synthetic targets in supramolecular chemistry. Here, the authors design multitopic terpyridine ligands that coordinate into nested concentric hexagons, and show that these discrete supramolecules display potent antimicrobial activity.