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An open and shut case? Chemistry to control xanthene dyes Trends Chem. (IF 15.7) Pub Date : 2024-02-28 Joshua L. Turnbull, Evan W. Miller
Fluorescent dyes are an indispensable part of the scientific enterprise. Xanthene-based fluorophores, such as fluorescein and rhodamine, have been in continual use across numerous fields since their invention in the late 19th century. Modern methods to synthesize and expand the scope of xanthene dye chemistry have enabled new colors, enhanced stability, and improved brightness. Modifications to the
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Advanced electrode materials for microbial extracellular electron transfer Trends Chem. (IF 15.7) Pub Date : 2024-02-22 Shriya Grover, Lucinda Elizabeth Doyle
Bioelectrochemical systems using electroactive microorganisms have applications including energy generation, microbial electrosynthesis, electrofermentation, and biosensing. Enhancing extracellular electron transfer (EET) between microorganisms and electrodes in these systems is a rapidly evolving field. This Review presents recent and emerging advances in the development of novel electrode materials
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Semiconductor cooperative photocatalysis with TEMPO Trends Chem. (IF 15.7) Pub Date : 2024-02-20 Fengwei Huang, Fulin Zhang, Yuexin Wang, Xianjun Lang
Visible light photocatalysis could potentially address a variety of challenges in environment and energy. Here, we discuss cooperative semiconductor photocatalysis with TEMPO (2,2,6,6-tetramethylpiperidine--oxyl), a redox mediator, to aid electron transfer. In a non-conductive organic solvent, electron transfer between photocatalyst and TEMPO occurs, thereby leading to the selective oxidation of organic
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Amyloid-β-interacting proteins in peripheral fluids of Alzheimer’s disease Trends Chem. (IF 15.7) Pub Date : 2024-02-15 Yelim Yi, Jimin Lee, Mi Hee Lim
The accumulation of amyloid-β (Aβ) aggregates, a distinct pathological feature in Alzheimer’s disease (AD), prompts exploration into mechanisms for Aβ clearance from cerebral milieus. Notably, the efflux of Aβ into peripheral fluids, encompassing the blood, cerebrospinal fluid (CSF), and lymph, emerges as a pivotal facet in its clearance. On its liberation from the cerebral realm, Aβ engages in interactions
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Sulfonyl radicals generation via β-scission Trends Chem. (IF 15.7) Pub Date : 2024-02-15 Shen Cao, Lu Wang, Xiaoping Chen, Xiaheng Zhang
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Emerging green approaches for valorization of plastics with saturated carbon backbones Trends Chem. (IF 15.7) Pub Date : 2024-02-05 Bao-Nguyen T. Nguyen, Jason Y.C. Lim
Plastics possess highly unsustainable linear life cycles that are environmentally damaging. With low recycling rates worldwide, plastics upcycling is emerging as a promising alternative by using these abundant waste products as chemical feedstock for the production of materials and essential chemicals of higher economic value. However, the saturated C–C polymer backbones of polymers constituting ~60%
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Asymmetric radical aziridination of alkenes Trends Chem. (IF 15.7) Pub Date : 2024-01-24 Wan-Chen Cindy Lee, X. Peter Zhang
Abstract not available
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Tailoring chemistry for inorganic 3D micro-optics Trends Chem. (IF 15.7) Pub Date : 2024-01-19 J.P. Winczewski, J. Arriaga-Dávila, C. Rosero-Arias, A. Susarrey-Arce
Additive manufacturing of metal oxides possesses immense potential in micro-optics, enabling intricate glass and ceramic structures at the highest definition. However, a limited range of inorganic–organic monomeric precursors restrains its advancements. New inorganic–organic precursors should be developed to unlock optical functionalities to manipulate light in the third dimension.
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Harnessing chemical functionality of lignin towards stimuli-responsive materials Trends Chem. (IF 15.7) Pub Date : 2024-01-11 Yong Zheng, Adrian Moreno, Yiqi Zhang, Mika H. Sipponen, Lin Dai
The mysteries of chemical structures and properties of lignin are gradually being unveiled. In parallel, lignin is gaining ground as a versatile resource for the development of stimuli-responsive materials with environmentally friendly, high-performance, and multifunctional characters. This review focuses on synthesis and mechanisms of lignin-based stimuli-responsive materials, highlighting the chemical
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Converting heterotrophic Saccharomyces cerevisiae to a synthetic methylotroph Trends Chem. (IF 15.7) Pub Date : 2024-01-10 Pan Zhu, Ziqi Zhang, Yufei Li
It is challenging to convert a non-methylotrophic yeast to a synthetic methylotroph. In a recently described new method, Nielsen, Keasling, Chen, Bai, and coworkers show that Saccharomyces cerevisiae can be engineered to grow solely on methanol, which potentially emerges as a promising platform for one-carbon (C1)-based biomanufacturing.
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Subscription and Copyright Information Trends Chem. (IF 15.7) Pub Date : 2024-01-10
Abstract not available
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Chemistry and democracy: a symbiotic relationship Trends Chem. (IF 15.7) Pub Date : 2024-01-09 Carina I.C. Crucho
In a world facing complex global challenges, chemistry and democracy form an inseparable partnership. Chemistry equips us with knowledge and innovation, while democracy ensures collective decision-making. Together, they drive sustainability, health, technology, and evidence-based policies, shaping a world that functions for the greater good.
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Brewing wellness: sugar-based synthesis of anti-obesity drug celastrol Trends Chem. (IF 15.7) Pub Date : 2024-01-09 Yi Lou, Yifeng Huang, Jiangtao Gao
Addressing the burgeoning global obesity crisis, recently presented innovative developments in celastrol synthesis, a potent anti-obesity agent. They unified plant biochemistry, metabolic engineering, and chemistry to map an effective celastrol biosynthetic path in yeast. The study emphasizes new opportunities for the commercial production of celastrol, revealing future potential for specialized metabolite
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Advances in liquid metal composites: properties, applications, and future prospects Trends Chem. (IF 15.7) Pub Date : 2023-12-11 Mohammad B. Ghasemian, Junma Tang, Md. Arifur Rahim, Jianbo Tang, Kourosh Kalantar-Zadeh
The field of liquid metals (LMs), metals and alloys of low melting point made of post-transition metals, offers exciting prospects for the creation of remarkable composite materials. By providing a liquid state at low temperatures, LMs can act as primary components in conductive and flexible composites involving organic and inorganic materials. In this review, we present a succinct examination of LM-based
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Organic interlayer materials for non-fullerene solar cells Trends Chem. (IF 15.7) Pub Date : 2023-12-14 Chenghao Zhu, Xu Wang, Wenxu Liu, Yao Liu, Xiaowei Zhan
Organic solar cells (OSCs) based on non-fullerene acceptors have recently achieved high power conversion efficiencies over 19%, thus rapidly advancing third-generation photovoltaic technologies. Solution-processable organic interlayers, positioned between organic photoactive layers and metal electrodes, are essential to furnish optimal OSCs because of their pivotal role in adjusting work functions
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Subscription and Copyright Information Trends Chem. (IF 15.7) Pub Date : 2023-12-06
Abstract not available
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Toward valorization of crude glycerol via controlled electro-oxidation Trends Chem. (IF 15.7) Pub Date : 2023-12-04 Shayan Angizi, Ecem Yelekli Kirici, Drew Higgins
The development of catalysts for electrochemical valorization of crude glycerol has enabled sustainable and economically viable pathways for the conversion of biomass-derived feedstocks into useful products. The use of crude glycerol as a feedstock in CO2 reduction cells has also recently emerged as a route to reduce the voltage required to improve the energy efficiency and economic viability of the
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Metal-organic frameworks for multicomponent gas separation Trends Chem. (IF 15.7) Pub Date : 2023-11-30 Xin Zhang, Yi Li, Jian-Rong Li
Given the promise of energy efficiency, metal-organic frameworks (MOFs) for separation applications have made significant progress through fine-tuning of their pore size and environment. An emerging focus in the field is the one-step separation of multicomponent gas mixtures. Compared with binary mixture separation, multicomponent gas mixtures are more relevant to industrial demand and their separation
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A quest for revisiting analysis of polycaprolactone crystallinity Trends Chem. (IF 15.7) Pub Date : 2023-11-29 Bronwin L. Dargaville, Dietmar W. Hutmacher
Polycaprolactone (PCL) has become the most widely studied biodegradable polymer over the past 100 years. Central to this utility is its semicrystalline nature. Crystallinity is among the most important fundamental properties in materials science. Differential scanning calorimetry (DSC) is routinely used to evaluate polymer crystallinity. This requires the use of reference data for the melting enthalpy
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Predictive catalysis: a valuable step towards machine learning Trends Chem. (IF 15.7) Pub Date : 2023-11-18 Roger Monreal-Corona, Anna Pla-Quintana, Albert Poater
As physical chemistry transitioned to computational chemistry, a new growth occurred in the field with the advent of predictive catalysis, making it a key player in the optimization and development of catalytic processes. Predictive catalysis refers to the use of computational and theoretical methods to predict the properties and behavior of chemical systems and, more specifically, their catalytic
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Van der Waals materials for paper electronics Trends Chem. (IF 15.7) Pub Date : 2023-11-18 Wenliang Zhang, Kexin He, Andres Castellanos-Gomez, Yong Xie
Two-dimensional van der Waals (vdW) materials have attracted extensive interest because of their superior electrical, optical, thermodynamic, and mechanical properties, which hold great potential in the development of flexible paper-based devices. The family of vdW materials is significantly diverse and their electronic features range from metallic to semiconducting and superconducting. This review
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Balancing act: when to flex and when to stay fixed Trends Chem. (IF 15.7) Pub Date : 2023-11-18 Rama El-khawaldeh, Jason E. Hein
Building automated platforms in chemical processes is a shared goal by many researchers. Herein, we provide essential insights into the decision-making process for choosing automation platforms, highlighting the suitability of fixed automation for standardized tasks and the strategic use of flexible automation in dynamic research settings. By addressing key factors, we aim to assist researchers in
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Solar-driven H2 production from formic acid Trends Chem. (IF 15.7) Pub Date : 2023-11-15 Shuang Cao, Tong Sun, Qin-Zhu Li, Lingyu Piao, Xiaobo Chen
Hydrogen energy is considered an ideal substitute for fossil energy. However, hydrogen storage is still a bottleneck to the widespread adoption of a hydrogen economy. The development of suitable hydrogen storage materials would provide a promising solution. Formic acid (FA) is a promising candidate as a hydrogen storage material due to its merits of high hydrogen volumetric content, low cost, ready
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Mitigating Raman relaxation for high-temperature single-molecule magnets Trends Chem. (IF 15.7) Pub Date : 2023-11-11 Qian-Cheng Luo, Yan-Zhen Zheng
Previous studies on how to prolong the relaxation times of single-molecule magnets (SMMs) focus on mitigating the quantum tunneling effect. However, recent progress shows that Raman relaxation is more critical. Yet, the study of the Raman process turns out to be a barren zone for molecular systems and requires further exploration.
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Current advancements in the bio-based production of polyamides Trends Chem. (IF 15.7) Pub Date : 2023-11-08 Jong An Lee, Ji Yeon Kim, Jung Ho Ahn, Yeah-Ji Ahn, Sang Yup Lee
Polyamides, also known as nylons, are important industrial polymers with repeating amide bonds. With the growing concern about climate change, technologies that can establish the foundation for a transition toward a carbon-neutral chemical industry are attracting considerable attention. This article provides an overview of the current advancements in the bio-based production of polyamide monomers using
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Radical strategies for chemodivergent cyclization reactions Trends Chem. (IF 15.7) Pub Date : 2023-11-07 Ling-Tao Wang, Bo Zhou, Fa-Liang Liu, Wen-Ting Wei, Long-Wu Ye
Chemodivergent reactions provide a unique platform for accessing expanded chemical space and diverse molecular structures from similar starting materials. The concept of tunable chemoselectivity can be realized by simple modifications to the substrate or reaction conditions. Among the known chemodivergent transformations, radical reactions have emerged as an exceedingly powerful toolbox for their simplicity
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Subscription and Copyright Information Trends Chem. (IF 15.7) Pub Date : 2023-11-01
Abstract not available
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Periods and practicals: how to help your students Trends Chem. (IF 15.7) Pub Date : 2023-10-24 Elba Feo, Sofia Olendraru, Michael O’Neill, Charlie H. Simms
Periods are a practical barrier that can impact the academic progression of those who experience them, particularly in physically intensive courses such as chemistry degrees. As we work towards equality in education it is important to improve the environment for those with periods and providing easy access to free period products in bathrooms across educational institutions is a practical way to do
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Chemistry of coordinatively unsaturated centers in zeolites Trends Chem. (IF 15.7) Pub Date : 2023-10-13 Xin Deng, Di Yang, Weijie Li, Yuchao Chai, Guangjun Wu, Landong Li
The concept of coordinatively unsaturated centers (CUCs) initially introduced in the realm of homogeneous catalysis using organometallic complexes has demonstrated its indispensability within the context of both enzyme and heterogeneous catalysis. With uniform molecule-sized channels high surface area and abundant basic/acidic sites zeolite can be regarded as an ideal scaffold for hosting CUCs and
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Layered rare-earth hydroxides: crystal engineering toward functional nanosheets Trends Chem. (IF 15.7) Pub Date : 2023-10-12 Jianbo Liang, Renzhi Ma, Takayoshi Sasaki
Anion-exchangeable layered host compounds have attracted significant interest in many areas of chemistry. In particular, disintegrating the crystalline layered solids into single layers provides molecularly thin 2D materials as graphene relatives. This review addresses a newly emerging layered host, layered rare-earth (RE) hydroxides, in which anion exchangeability is paired with the intriguing properties
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Single-crystalline covalent organic frameworks Trends Chem. (IF 15.7) Pub Date : 2023-10-09 Cheng Qian, Hongwei Wu, Wei Liang Teo, Yaozu Liao, Yanli Zhao
Covalent organic frameworks (COFs) are a useful class of crystalline porous materials assembled from organic molecular precursors via covalent bonds. Single-crystalline COFs have gained increasing attention because of their unique advantages, such as well-defined structures and improved performance, compared with their polycrystalline counterparts. However, the development of such materials has been
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Subscription and Copyright Information Trends Chem. (IF 15.7) Pub Date : 2023-10-04
Abstract not available
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Comparison of direct and CO2-oxidative dehydrogenation of propane Trends Chem. (IF 15.7) Pub Date : 2023-09-29 Yong Yuan, William N. Porter, Jingguang G. Chen
Propane dehydrogenation to propylene has received increasing attention due to the fast growth in propylene demand and the exploration of shale gas containing propane. Direct dehydrogenation of propane (DDHP) offers high propylene selectivity but is limited by quick deactivation due to coke formation. CO2-assisted oxidative dehydrogenation of propane (CO2-ODHP) can consume CO2 and meanwhile reduce coke
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Energy transfer during hydrogen atom collisions with surfaces Trends Chem. (IF 15.7) Pub Date : 2023-09-28 Nils Hertl, Reinhard J. Maurer
Hydrogen adsorption is an important cornerstone of many natural and technological processes, yet its atomistic details are not fully understood. Here, we review recent advances to understand the interactions between atomic hydrogen and substrates that lead to adsorption and discuss open questions.
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Designing nanoparticles for sustainable agricultural applications Trends Chem. (IF 15.7) Pub Date : 2023-09-21 Beza Tuga, Tana O’Keefe, Chaoyi Deng, Andrea T. Ligocki, Jason C. White, Christy L. Haynes
Progress toward achieving global food security continues to be hindered by several economic, geo-political, and environmental variables which has led the United Nations to place emphasis on achieving Zero Hunger by 2030. Thus, it is important to invest in novel, eco-friendly, and cost-effective solutions that will increase agricultural productivity. For this reason, nanoscale materials are increasingly
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Curated materials data of hybrid perovskites: approaches and potential usage Trends Chem. (IF 15.7) Pub Date : 2023-09-15 Rayan Chakraborty, Volker Blum
Over the past decade, hybrid perovskite research has evolved to a point where the literature contains an enormous volume of chemical and physical information. However, many essential material design challenges remain open for researchers to address. The dispersed nature of the large, rapidly growing body of hybrid perovskite materials data poses a barrier to systematic discovery efforts, which can
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Advances in organic materials for chiral luminescence-based OLEDs Trends Chem. (IF 15.7) Pub Date : 2023-09-14 Xiugang Wu, Xiuqin Yan, Yi Chen, Weiguo Zhu, Pi-Tai Chou
Emitters incorporating circularly polarized luminescence (CPL)-based organic light-emitting diodes (CP-OLEDs) are highly desirable in the pursuit of new optoelectronic applications such as 3D displays and optical data storage. In particular, emitters possessing circularly polarized thermally activated delayed fluorescence (CP-TADF) are able to achieve high efficiency in OLEDs. By further endowing multi-resonance
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Shape-controlled synthesis of metal nanocrystals: mind the surface heterogeneity Trends Chem. (IF 15.7) Pub Date : 2023-09-14 Quynh N. Nguyen, Ruhui Chen, Younan Xia
Shape-controlled metal nanocrystals have attracted growing interest due to their enhanced catalytic performance, cost-efficiency, and well-defined features for mechanistic investigations. However, the ultimate potential of these nanocrystals is limited by their surface heterogeneity. This review delves into the intricacies of surface heterogeneity, examining its role in dictating the sites for atom
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Unlocking lignin’s potential with innovative DES technology Trends Chem. (IF 15.7) Pub Date : 2023-09-14 Si Hong, Xiaojun Shen, Tong-Qi Yuan, Haipeng Yu, Feng Wang
Lignin, the only large-volume sustainable source of aromatic biopolymer in nature, is an attractive feedstock for the production of functional materials. However, considering its high reactivity, lignin is difficult to extract without avoiding uncontrolled degradation and condensation, which significantly impedes the upgrading of the extracted lignin into high-valued materials. Deep eutectic solvents
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Subscription and Copyright Information Trends Chem. (IF 15.7) Pub Date : 2023-09-06
Abstract not available
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Interphasial engineering for Ni-rich NMC cathode materials Trends Chem. (IF 15.7) Pub Date : 2023-08-28 Zulipiya Shadike, Yiming Chen, Enyuan Hu, Junliang Zhang, Xiao-Qing Yang
Ni-rich LiNi1–x–yMnxCoyO2 (NMC: 1–x–y ≥ 0.6) are promising cathode materials for lithium-ion batteries (LIBs) due to their high reversible capacity and low cost. However, the fast capacity decay and voltage fading caused by interphasial instability require improvement. The unstable cathode–electrolyte interphase (CEI) and transition metal dissolution at higher voltages can lead to the drastic deterioration
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Bioactive molecules from lignin via homogeneous and heterogeneous catalytic pathways Trends Chem. (IF 15.7) Pub Date : 2023-08-19 Mengying Liu, Zhuohua Sun, Saravanakumar Elangovan
Valorization of lignin to valuable chemicals via catalytic pathways is recognized as one of the most practical approaches to explore its value and replace nonrenewable petroleum resources. This forum highlights remarkable progress and emerging strategies in the synthesis of valuable bioactive molecules from lignin via both homogeneous and heterogeneous catalytic pathways.
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Nanomachines in living matters: the soft-robot cytochrome P450 Trends Chem. (IF 15.7) Pub Date : 2023-08-03 Sason Shaik, Kshatresh Dutta Dubey
This story emerges from molecular dynamics simulations of cytochrome P450 (CYP450s) enzymes, which are nanomachines of ‘living matters’. The simulations project CYP450s as 3D materials that possess a fourth dimension: the ability to sense and respond to stimuli. The stimulus is the binding of a substrate molecule that eventually undergoes oxidation in a catalytic cycle. Due to the tight space within
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Subscription and Copyright Information Trends Chem. (IF 15.7) Pub Date : 2023-08-02
Abstract not available
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New functionality of electrode materials with highly concentrated electrolytes Trends Chem. (IF 15.7) Pub Date : 2023-08-02 Yosuke Ugata, Naoaki Yabuuchi
The use of Li-excess metal oxides as positive electrodes coupled with metallic Li-negative electrodes is regarded as a promising route toward achieving higher energy density for Li-ion batteries. However, the reversibility and cycle life of these electrode materials in conventional carbonate-based electrolyte solutions containing lithium salts at about 1 mol dm−3 often are still not an acceptable level
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Celebrating Our Good ‘Four’-tune Trends Chem. (IF 15.7) Pub Date : 2023-07-16 Jessica Pancholi
Abstract not available
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Biocompatible reactions: advances in kinetic target-guided synthesis Trends Chem. (IF 15.7) Pub Date : 2023-07-12 Prakash T. Parvatkar, Alicia Wagner, Roman Manetsch
Interest in developing biocompatible reactions continues to grow almost unabated. This results from its relevance to all aspects of drug discovery, ranging from lead discovery via combinatorial chemistry, target-guided synthesis, to proteomics and DNA research. This review summarizes important findings in the development of noncovalent inhibitors of biomolecules using biocompatible reactions through
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Developing sophisticated microenvironments in metal-organic cages Trends Chem. (IF 15.7) Pub Date : 2023-07-08 James E.M. Lewis
Cavity spaces in metal-organic cages (MOCs) frequently draw parallels with enzyme active sites; a cursory comparison of the relative complexities of the two can lead to bewilderment at this analogy. Strategies are now being developed to imbue these artificial microenvironments with higher-level, sophisticated properties and behaviours, moving towards architectures that may justifiably be viewed as
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Subscription and Copyright Information Trends Chem. (IF 15.7) Pub Date : 2023-07-05
Abstract not available
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Transmembrane anion transport mediated by sigma-hole interactions Trends Chem. (IF 15.7) Pub Date : 2023-06-27 Andrew Docker, Matthew J. Langton
Supramolecular transmembrane anion transporters are promising therapeutics for channelopathies and typically operate via hydrogen bonding. Sigma-hole interactions including halogen bonding (XB), chalcogen bonding (ChB), and pnictogen bonding (PnB) have emerged as promising alternatives in both transport activity and selectivity. This forum highlights recent advances and identifies anion transport properties
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Bioorthogonal chemistry-driven anticancer nanotherapeutics Trends Chem. (IF 15.7) Pub Date : 2023-06-21 Hongyuan Zhang, Jing Wang, Ruonan Han, Bingjun Sun, Cong Luo
Bioorthogonal chemistry has emerged as a promising approach for anticancer applications, enabling targeted tumor detection, imaging, and therapeutic interventions. Particularly, the ingenious encounter of bioorthogonal chemistry and biomedical nanotechnology has opened up new avenues for precise diagnosis and treatment of malignant tumors. Given the remarkable advancements in bioorthogonal chemistry-driven