Articles tagged with Organic Compounds
The €5,000 call provides two Research Seed Grants of €2,000 each and one Iprona Innovation Award of €1,000 to support early-stage polyphenol research globally. Eligible areas include microbiome research, healthy aging, and metabolism.
Researchers have developed a custom liquid chromatography–isotope ratio mass spectrometry device capable of high-temperature, high-pressure combustion to analyze halogenated compounds. The method provides a new tool for source identification and fate analysis, contributing to effective management strategies.
Researchers developed a new molecular editing strategy that relocates the nitrogen atom within the pyridine ring, creating positional isomers. This approach preserves substituents while altering properties such as solubility and interactions with biological targets.
Researchers at OIST have designed and synthesized new multi-functional compounds that change structure under UV light, exhibiting turn-ON fluorescence and bistability. These molecular switches have a range of desirable properties, making them suitable for applications in sensing, low-energy technologies, and responsive systems.
Pyrogallol's toxicity in aquatic organisms has been linked to oxidative stress and damage across multiple biological systems. The analysis identifies the need for broader environmental surveillance, long-term ecological studies, and improved exposure assessment to determine its effects on human health.
The co-occurrence of biochar and microplastics in agricultural soils can alter soil carbon storage and inflate estimates of carbon sequestration. The review proposes an evidence-tiered measurement framework to accurately evaluate soil carbon storage.
A field study in northeastern China shows that combining no-tillage management with microbial organic fertilizer can significantly increase soil organic carbon across both surface and deeper soil layers. The treatment increased soil organic carbon by up to 93.2% and maintained larger macroaggregates, which can physically enclose organi...
Researchers are studying foul-smelling substances to understand what attracts the New World screwworm, a flesh-eating parasite, to its favorite meal - open wounds. The goal is to develop better lures for trapping this serious threat to the livestock industry.
Researchers from Universitat Rovira i Virgili develop a process to extract oil from coffee grounds, preserving biomass for other uses. The method recovers approximately 90% of the oil yield obtained by traditional techniques, while minimizing impurities.
Researchers at Saitama University have developed a sequential annulation strategy to construct regioisomeric ladder-type oligothiophenes with precise control over thiophene ring orientation. This allows for the systematic synthesis of complex molecular structures, paving the way for the design of next-generation organic semiconductors.
A new study published in The Lancet Diabetes & Endocrinology found that patients with adrenal tumors have unstable cortisol levels, leading to increased cardiovascular risk. Those with persistently elevated cortisol levels face a greater risk of worsening high blood pressure and cardiometabolic burden over time.
Scientists at the University of Osaka developed a theoretical framework to explain the anomalously large magnetic susceptibility of organic radical fluids. They found that dynamic magnetic interactions during molecular collisions enhance the magnetic susceptibility, explaining the phenomenon beyond conventional theories.
Researchers at Kyoto University developed a new organic molecule with an ultranarrow emission spectrum, achieving monochromatic light without strong excitation. The breakthrough opens up possibilities for OLEDs with extremely high color purity and advanced functionality.
Researchers at Chiba University successfully synthesize bisleuconothine A and bousigonine B using a new organocatalytic reaction, unlocking the efficient production of these complex alkaloids with unique medical potential. The development paves the way for new therapeutics and accelerates research into complex indole alkaloids.
Researchers at NINN and SOKENDAI develop a new strategy for synthesizing three-dimensional macrocycles in a square shape, featuring acid responsiveness and recyclability. The method uses an imine bond to create the shape, respond to stimuli, and revert back.
A new study used methane isotopologues to trace where recent emissions originate and how they are changing around the world. The study found that human activities, particularly fossil fuel emissions in regions like China and India, are contributing to higher global methane emissions.
A team of researchers from Okayama University has developed a novel photocatalytic system based on copper(II) that achieves anti-Markovnikov hydration of alkenes with high selectivity. The system operates under visible light and can efficiently convert a broad range of alkenes into alcohols.
Complex systems exhibit emergent properties due to water's unique polarity, enabling DNA to store information and proteins to adopt specific structures. This order forms the basis for complex molecules to develop unpredictable properties, driving the evolution of life.
Researchers from Nagoya University developed a two-step synthetic method for dihydrodinapthopentalenes, conductive organic molecules with complex synthesis. The new mechanochemical method synthesizes DHDPs in 15 minutes with minimal solvent waste and structural constraints.
Researchers discovered that strokes cause a chain reaction within the brain, leading to neuronal cell death. They found that blocking collagen production can prevent this damage and even restore motor function in paralyzed monkeys. The new drug KDS12025 reduces hydrogen peroxide levels and prevents the entire process from being triggered.
Researchers at Rice University have solved a long-standing puzzle in organic semiconductors by finding that tiny structural imperfections can improve light conversion efficiency. The study reveals how defects act as energy localization sites that behave differently from the rest of the material, enhancing processes like triplet-triplet...
Researchers at the University of Jyväskylä have developed new synthetic molecules that capture sulfate with exceptional efficiency, rivaling natural protein binding sites. The unique architecture of the molecules, known as
Researchers developed a machine-learning system that predicts how molecules form, cutting lab work time from months to days and reducing costs. The system uses asymmetric cross-coupling reactions to build complex compounds and can be applied across fields, deepening our understanding of chemistry.
A team of researchers at The University of Osaka has found a novel method for creating diastereomers, which are structurally identical molecules with different biological activities. Their approach uses a group-14 allylatrane to control the reaction, resulting in the high-yield synthesis of complex molecules.
Researchers have developed stable boron-fluorine compounds that enable the modification of complex molecules without breaking down medicines. These new compounds make it possible to increase the effect or reduce side effects of drugs at a late stage, reducing waste and improving resource efficiency.
Researchers at the University of Illinois Urbana-Champaign have developed a new method for synthesizing thermally stable Ni(I) compounds that opens new avenues for building complex molecules. The new catalysts exhibit rapid ligand substitution, exceptional performance in key reactions, and chemo-selectivity.
A new study from Harvard found that North Atlantic pilot whales have 60% lower concentrations of per- and polyfluoroalkyl substances (PFAS) in their bodies since the phaseout of these chemicals. The researchers measured bulk organofluorine levels as a proxy for total PFAS concentrations, including newer types of PFAS.
A preclinical study shows that cannabidiol restores emotional behavior, reduces alcohol-related vulnerability, and reverses gut microbiota alterations caused by prenatal alcohol exposure. Female mice particularly benefited from CBD treatment, which normalized their emotional alterations and eliminated vulnerability to alcohol addiction.
Researchers at Flinders University discover a genetic mutation that silences a brain receptor, rendering it unresponsive to both natural trace amines and clinical drug candidates. The C182F variant eliminates receptor signaling and reduces cell surface expression, with profound implications for emerging psychiatric treatments.
Researchers found sulfur-containing molecules in ancient Earth's atmosphere, which could have supplied life with building blocks like amino acids. The discovery challenges the idea that these molecules emerged after life already formed, suggesting a more complex role for the environment in life's origin.
Researchers at Chalmers University of Technology have developed a new material that uses metal-organic frameworks to physically injure and kill bacteria, preventing biofilm formation without antibiotics or toxic metals. This innovation eliminates the risk of antibiotic resistance and has potential applications in various industries.
Biochar's applications in urban areas include reducing volatile organic compounds, improving cement durability, increasing crop yields, and removing heavy metals from water. However, large-scale adoption faces challenges such as standardized production methods and economic incentives.
Scientists at The University of Osaka have developed an innovative method for producing NOBIN, a valuable molecule used in pharmaceuticals, by combining a vanadium catalyst and LED light. This clean process yields only water as a byproduct, showcasing exceptional environmental compatibility and waste reduction.
Astronomers detected complex organic molecules in ices outside the Milky Way for the first time, finding five different carbon-based compounds, including methanol and acetic acid. This discovery sheds light on how chemical ingredients for life spread throughout the cosmos.
Researchers discovered bulky amino acids reduce pore size, blocking transport of certain molecules in aquaporin 10.2. This provides a framework for predicting functions of uncharacterized aquaglyceroporins.
A UC Irvine-led study reveals that indoor surfaces act as massive chemical sponges, absorbing volatile organic compounds for extended periods. Regular ventilation alone may not be sufficient to remove these contaminants, highlighting the importance of physical cleaning activities.
A new study has revealed chemical signatures of ancient Martian microbial life in the Bright Angel formation, a region of Jezero Crater known for its fine-grained mudstones rich in oxidized iron and organic carbon. The findings suggest that early microorganisms may have played a role in shaping these rocks through redox reactions.
Researchers at Harvard SEAS have developed a gentler, more sustainable way to break down keratins and turn leftover wool and feathers into useful products. The process uses concentrated lithium bromide to create an environment favorable for spontaneous protein unfolding.
Researchers at Chiba University developed a method for selectively attaching an alkyl group to the C5 position of indole using a copper-based catalyst, producing yields of up to 91%. This approach could enable more affordable and scalable modification of indoles, crucial for drug development.
A team of scientists observed the earliest steps of ultrafast charge transfer in a complex dye molecule, with high-frequency vibrations playing a central role. The experiments showed that these vibrations initiate charge transport, while processes in the surrounding solvent begin only at a later stage.
Researchers discover epicatechin gallate, a compound from maple, can prevent biofilm formation of Streptococcus mutans, causing dental caries. The compound may be used in safer alternative mouthwashes for young children.
Researchers at OIST have synthesized a stable 20-electron ferrocene derivative, defying the traditional 18-electron rule. This breakthrough could lead to new applications in energy storage, chemical manufacturing, and sustainable chemistry.
Researchers used a data-driven approach to filter out ideal tree species for urban forests, mapping carbon stock and biogenic volatile organic compounds (BVOCs) emissions of six dominant urban tree species in Beijing. The study identified two optimal species: Betula platyphylla for high-altitude areas and Robinia pseudoacacia for urban...
A new model details the kinetics of exciton dynamics in OLED materials, enhancing lifetime and accelerating material development. The findings have potential to improve fluorescence efficiency, leading to more advanced OLED devices.
Materials researchers at Harvard have created a way to produce natural rubber that retains its stretchiness and durability while improving its ability to resist cracking. The new material is four times better at resisting slow crack growth during repeated stretching and 10 times tougher overall.
Researchers at the University of Tokyo have successfully produced green ammonia using sunlight and atmospheric nitrogen, mirroring natural processes found in plants. The process uses two catalysts, one based on molybdenum and another on iridium, to activate water molecules and produce ammonia.
Researchers designed a new chiral aminoborane molecule with persistent room-temperature phosphorescence and circularly polarised luminescence, ideal for anti-counterfeiting inks, bioimaging agents, and security tags. The molecule's rigid structure suppresses non-radiative decay, enabling long-lived emission.
A team of Chinese researchers found that chlorinated volatile organic compounds on mineral dust particles can be converted into highly toxic polychlorinated dibenzo-p-dioxins and dibenzofurans by sunlight. The study highlights the need to reassess the toxicity of commercial chemicals and their atmospheric conversions.
Research reveals individuals taking oral steroids for over 3 months are 6 times more likely to be diagnosed with adrenal insufficiency than those treated with non-steroidal anti-inflammatory drugs. Long-term users of inhaled steroids also face increased risk without hospitalisations.
Researchers developed fluorescent polyionic nanoclays that can be customized for medical imaging, sensor technology, and environmental protection. These tiny clay-based materials exhibit high brightness and versatility, enabling precise tuning of optical properties.
Researchers have detected unprecedentedly large organic molecules on Mars, containing up to 12 consecutive carbon atoms. These findings provide valuable insights into the planet's potential for life and pave the way for future interplanetary science missions.
Researchers found that exposure to persistent organic pollutants (POPs) stored in body fat leads to disruptions in lipid metabolism and altered prostaglandin pathways, contributing to long-term higher blood pressure in adolescents. POPs diminish the beneficial effect of bariatric surgery on improved blood pressure.
A recent study by Edith Cowan University found that spraying persimmon trees with methyl jasmonate (MeJA) results in healthier, longer-lasting fruit with increased antioxidants. The application of MeJA also enhances fruit colour and improves phytochemical quality.
Research team develops a new design strategy to enhance efficiency, stability, and stretchability of polymer solar cells. The discovery uses a three-dimensional aromatic-core tethered tetrameric acceptor, achieving significant improvements in performance and durability.
Researchers developed a liquid fertilizer replacing unsustainable chemical fertilizers with organic waste, producing up to 100% of nitrogen and 77% of phosphorus. The method also increases phosphorus solubility by adjusting pH levels.
Researchers at the Technical University of Denmark have found that adding biochar to chicken feed can significantly reduce campylobacter levels in free-range chickens. The study, published in Poultry Science, demonstrates an 80% reduction in campylobacter and suggests a potential tool for improving public health.
Researchers at U of T discover a ginger compound called furanodienone that selectively binds to and regulates nuclear receptor PXR, reducing inflammation in the colon. FDN has been shown to increase tight junction proteins, repairing damage to the gut lining caused by inflammation.
New study highlights significant gaps in understanding how sunscreens affect marine ecosystems, with chemicals entering the environment through various pathways. Researchers emphasize the need for comprehensive studies to understand the effects of UV filters on marine life and potential risks to human health.
Researchers at TU Wien developed COK-47, a powdery solid substance with remarkable capabilities, by combining organic and inorganic chemistry. In humid environments, the material forms a tribofilm that ensures extremely low friction, making it highly interesting for industry applications.
The ASCENT project provides real-time advanced air pollutant measurements, including PM2.5 aerosols and chemical components, to help increase public safety amidst the LA fires. The network measures chemicals emitted by burning structures and household materials, such as lead and chlorine, which can have toxic or carcinogenic effects.