Chemistry
Bayer targets climate-neutral business by 2030  PHYS.ORG · 35 minutes
German chemical and pharmaceutical giant Bayer said Tuesday it aims to become "climate-neutral" by 2030, slashing or compensating all of its greenhouse gas emissions. more
New function for plant enzyme could lead to green chemistry  SCIENCE DAILY · 10 hours
Scientists have discovered a new function in a plant enzyme that could inspire the design of new chemical catalysts. The enzyme catalyzes, or initiates, one of the cornerstone... more
Pairing chemotherapy azacitidine with enasidenib boosts complete remission in AML patients  NEWS MEDICAL · 14 hours
A multi-institutional, Phase II study led by The University of Texas MD Anderson Cancer Center showed that pairing standard chemotherapy azacitidine (AZA) with a drug called... more
Innovative experimental therapy may stop growth of triple-negative breast cancer  NEWS MEDICAL · 15 hours
Mount Sinai researchers have designed an innovative experimental therapy that may be able to stop the growth of triple-negative breast cancer, the deadliest type of breast cancer, which... more
Researchers design experimental therapy to stop growth of triple-negative breast cancer  NEWS MEDICAL · 15 hours
Mount Sinai researchers have designed an innovative experimental therapy that may be able to stop the growth of triple-negative breast cancer, the deadliest type of breast... more
Research shows how high levels of blood fat induce inflammation and organ damage  NEWS MEDICAL · 16 hours
Viral and bacterial infections are not the only causes of inflammation of body tissue. It has been known for some time that... more
Green hydrogen: Research to enhance efficiency  PHYS.ORG · 17 hours
Laboratory experiments and a parabolic flight campaign have enabled an international team of researchers from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) to gain new insights into water electrolysis, in which hydrogen is obtained from water by applying electric... more
A tech jewel: Converting graphene into diamond film  PHYS.ORG · 17 hours
Can two layers of the "king of the wonder materials," i.e. graphene, be linked and converted to the thinnest diamond-like material, the "king of the crystals?" Researchers of the Center for Multidimensional... more
Liquid flow is influenced by a quantum effect in water  SCIENCE DAILY · 17 hours
Researchers have discovered that the viscosity of solutions of electrically charged polymers dissolved in water is influenced by a quantum effect. This tiny quantum effect influences the way... more
New function for plant enzyme could lead to green chemistry  PHYS.ORG · 18 hours
Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have discovered a new function in a plant enzyme that could have implications for the design of new... more
RNA modification: Methylation and mopping up  SCIENCE DAILY · 18 hours
Researchers have discovered a novel type of chemical modification in bacterial RNAs. The modification is apparently attached to molecules only when cells are under stress, and is rapidly removed during recovery. more
Ultrafast stimulated emission microscopy of single nanocrystals  PHYS.ORG · 18 hours
The ability to investigate the dynamics of single particle at the nano-scale and femtosecond level remained an unfathomed dream for years. It was not until the dawn of the 21st century that nanotechnology and... more
Green hydrogen: Research to enhance efficiency  SCIENCE DAILY · 18 hours
Laboratory experiments and a parabolic flight campaign have enabled an international team of researchers to gain new insights into water electrolysis, in which hydrogen is obtained from water by applying electric energy. Water electrolysis could play... more
Scientists uncover structure of key pneumonia virus enzyme  SCIENCE DAILY · 18 hours
A team of molecular and structural biologists have found a potential new route to disabling respiratory syncytial virus (RSV) and human metapneumovirus (HMPV) after elucidating the structure of one of its key... more
CRISPR-resistant viruses build 'safe rooms' to shield genomes from DNA-dicing enzymes  PHYS.ORG · 19 hours
Bacteria and the viruses that infect them are engaged in a molecular arms race as ancient as life itself. Evolution has equipped bacteria with an arsenal... more
Green hydrogen: Research to enhance efficiency  nanowerk · 19 hours
Laboratory experiments and a parabolic flight campaign have enabled an international team of researchers to gain new insights into water electrolysis, in which hydrogen is obtained from water by applying electric energy. more
Methylation and mopping up  PHYS.ORG · 19 hours
LMU researchers have discovered a novel type of chemical modification in bacterial RNAs. The modification is apparently attached to molecules only when cells are under stress, and is rapidly removed during recovery. more
New discovery to fight citrus exocortis viroid  PHYS.ORG · 19 hours
What's a viroid like you doing in a ribosome like this? This is the question set out by a team from the Institute for Plant Molecular and Cellular Biology (IBMCP, in Spanish), a joint... more
Speedy and precise multicolor imaging of biomolecules now possible  PHYS.ORG · 19 hours
For the first time, researchers can track biological molecules with unprecedented speed and precision thanks to the use of multi-metallic nanoparticles. more
Speedy and precise multicolor imaging of biomolecules now possible  nanowerk · 19 hours
For the first time, researchers can track biological molecules with unprecedented speed and precision thanks to the use of multi-metallic nanoparticles. more
Chemists develop paper-based sensor to detect potent nerve toxins  PHYS.ORG · 20 hours
A new, paper-based sensor developed by University of Alberta chemists can detect two potent nerve toxins that have reportedly been used in chemical warfare. more
NTU scientists find potential route to disabling viruses causing severe respiratory diseases  NEWS MEDICAL · 20 hours
A team of molecular and structural biologists from Nanyang Technological University, Singapore have found a potential new route to disabling respiratory syncytial virus and... more
Liquid flow is influenced by a quantum effect in water  PHYS.ORG · 21 hours
Researchers at EPFL have discovered that the viscosity of solutions of electrically charged polymers dissolved in water is influenced by a quantum effect. This tiny quantum effect influences... more
Liquid flow is influenced by a quantum effect in water  nanowerk · 21 hours
A study sheds new light on the viscosity of aqueous solutions. It shows that, contrary to the traditional view that repulsive interactions between polymers are solely responsible for... more
Scientists uncover structure of key pneumonia virus enzyme, suggesting a route for new antiviral treatments  PHYS.ORG · 21 hours
A team of molecular and structural biologists from Nanyang Technological University, Singapore (NTU Singapore), has found a potential... more
Piglet study shows probiotics and prebiotics work differently in girls and boys  NEWS MEDICAL · 24 hours
The team from the Universities of Bristol and Reading found that 28-day old piglets produced very different levels of immune cells, antibodies and other... more
Medical News Today: Breast cancer: Does hair dye increase risk?  MNT · 1 day
A recent study links permanent hair dye and chemical straighteners to an increase in breast cancer risk. In this article, we put the findings into context. more
Researcher receives $7,637 funding for thrombus proteomic analysis  NEWS MEDICAL · 2 days
Virginia Espina, Research Associate Professor, Applied Proteomics and Molecular Medicine, received $7,637 from Mayo Clinic for: "Thrombus proteomic analysis." more
New technique holds promise in cancer research and science studies  NEWS MEDICAL · 2 days
A new technique reported this week in Science overcomes several limitations of typical high-throughput chemical screens conducted on cell samples. Such screens are commonly used to try to... more
Empowering mucosal healing with an engineered probiotic  SCIENCE DAILY · 3 days
Researchers developed a living material approach that uses a strain of genetically engineered E.coli Nissle bacteria as a locally acting probiotic. The engineered bacteria produce a network of nanofibers that directly binds to mucus... more
New kind of soft elastic material has medical and technological applications  SCIENCE DAILY · 3 days
Gel-like materials have a wide range of applications, especially in chemistry and medicine. However, their usefulness is sometimes limited by their inherent random and disordered nature.... more
BPA levels in humans dramatically underestimated  SCIENCE DAILY · 4 days
Researchers have developed a more accurate method of measuring bispehnol A (BPA) levels in humans and found that exposure to the endocrine-disrupting chemical is far higher than previously assumed. The study provides the first evidence that... more
New compounds with herbicidal potential isolated from marine-derived fungus  NEWS MEDICAL · 4 days
Scientists of Far Eastern Federal University and the G.B. Elyakov Pacific Institute of Bioorganic Chemistry together with German colleagues spotted six new and three already known biologically active compounds in... more
Spin-dependent charge transport through 2D chiral hybrid lead-iodide perovskites  Science Magazine · 4 days
Chiral-induced spin selectivity (CISS) occurs when the chirality of the transporting medium selects one of the two spin 1/2 states to transport through the media while blocking the other. Monolayers... more
Inverting singlet and triplet excited states using strong light-matter coupling  Science Magazine · 4 days
In organic microcavities, hybrid light-matter states can form with energies that differ from the bare molecular excitation energies by nearly 1 eV. A timely question, given the recent... more
Polyelectrolytes induce water-water correlations that result in dramatic viscosity changes and nuclear quantum effects  Science Magazine · 4 days
Ions interact with water via short-ranged ion-dipole interactions. Recently, an additional unexpected long-ranged interaction was found: The total electric field... more
Fluorescence microscopy visualization of the roughness-induced transition between lubrication regimes  Science Magazine · 4 days
We investigate the transition between different regimes of lubrication and directly observe the thickness of nanometric lubrication films with a sensitivity of a single molecular layer at a... more
Expedient synthesis of E-hydrazone esters and 1H-indazole scaffolds through heterogeneous single-atom platinum catalysis  Science Magazine · 4 days
Unprotected E-hydrazone esters are prized building blocks for the preparation of 1H-indazoles and countless other N-containing biologically active molecules. Despite previous advances,... more
Researchers add order to polymer gels  PHYS.ORG · 4 days
Gel-like materials have a wide range of applications, especially in chemistry and medicine. However, their usefulness is sometimes limited by their inherent random and disordered nature. Researchers from the University of Tokyo's Institute for Solid State... more
Simple experiment explains magnetic resonance  SCIENCE DAILY · 4 days
Physicists have designed an experiment to explain the concept of magnetic resonance. A versatile technique employed in chemistry, physics, and materials research, magnetic resonance describes a resonant excitation of electron or atomic nuclei spins residing in a magnetic... more
Scientists spot biologically active compounds in new strain of fungus Penicillium piltunense  NEWS MEDICAL · 4 days
Scientists of Far Eastern Federal University and the G.B. Elyakov Pacific Institute of Bioorganic Chemistry together with German colleagues spotted six new and three... more
Scientists have spotted new compounds with herbicidal potential from sea fungus  PHYS.ORG · 4 days
Scientists at the Far Eastern Federal University (FEFU) and the G.B. Elyakov Pacific Institute of Bioorganic Chemistry (FEB RAS) together with German colleagues spotted six new... more
Discovery of a new protein gives insight into a long-standing plant immunity mystery  PHYS.ORG · 4 days
When a plant senses an invading pathogen, it activates a molecular signaling cascade that switch on its defense mechanisms. One such mechanism... more
Using a molecular motor to switch the preference of anion-binding catalysts  PHYS.ORG · 4 days
Many organic molecules are chiral, which means that they are non-superimposable on their mirror image. Those mirror images are called enantiomers and can have different properties... more
Scientists uncover new link between pathways involved in RNA degradation  NEWS MEDICAL · 4 days
A recent study by a team of scientists in Korea reveals new findings about how various systems involved in cellular surveillance interact. This research is the first to... more
Microcavities save organic semiconductors from going dark  nanowerk · 4 days
Researchers found a way to keep these organic semiconductors from going dark. They used tiny sandwich structures of mirrors, called microcavities, to trap light and force it to interact with a layer of molecules,... more
Study provides new insight into learning mechanisms of the cerebellum  NEWS MEDICAL · 4 days
In mere milliseconds trillions of chemical reactions ignite signals that travel across the billions of neurons in our brain. As we go through our daily lives and absorb... more
Nobel Prize laureates call to Space Station  ESA · 4 days
Video: 00:54:35 Station on 6 December 2019. The call was made from Stockholm, Sweden, at the start of Nobel Week festivities. ESA... more
Study shows first signs of cross-talk between RNA surveillance and silencing systems  PHYS.ORG · 4 days
A recent study by a team of scientists in Korea reveals new findings about how various systems involved in cellular surveillance interact. This research... more
Researchers confirm two new prognostic markers for triple negative breast cancer  NEWS MEDICAL · 4 days
Physicians who treat patients with triple negative breast cancer have two new ways to predict which patients may benefit most from the well-established post-surgery treatment known... more
Hair dyes raise the risk of breast cancers especially among black women says study  NEWS MEDICAL · 5 days
A new study has confirmed that permanent hair dyes and chemical hair straightener use are associated with breast cancers especially... more
Perinatal maternal antibiotic exposure may impair lung development in premature infants  NEWS MEDICAL · 5 days
New research in mice suggests that exposure to antibiotics before birth may impair lung development in premature infants. The study, the first to explore the gut-lung... more
Medical News Today: What to know about CoQ10 and its dosage  MNT · 5 days
CoQ10 is a natural chemical that carries out a many vital roles in the body. Some people may take supplements to correct a CoQ10 deficiency. more
Officials: Chemical in Texas blasts posed no serious risks  ABC NEWS · 5 days
Officials have lifted a voluntary evacuation order for residents in the Texas Gulf Coast city of Port Neches, saying levels of the chemical butadiene have dropped to safe levels more
Looking at tropical forests through new eyes  SCIENCE DAILY · 5 days
Air-based maps of plant chemistry are improving carbon cycling models in hyper-diverse tropical forests. more
New method to improve skeleton of common chemicals  NEWS MEDICAL · 5 days
Every chemical, from the simplest to the most complex, have a structural skeleton of atoms. The atoms can be added or removed to transform the chemical into different types, for use in... more
Massively multiplex chemical transcriptomics at single cell resolution  Science Magazine · 5 days
High-throughput chemical screens typically employ coarse assays, e.g. cell survival, limiting what can be learned about mechanisms of action, off-target effects, and heterogeneous responses. Here we introduce sci-Plex, which uses ‘nuclear hashing’... more
Nitromethane as a nitrogen donor in Schmidt-type formation of amides and nitriles  Science Magazine · 5 days
The Schmidt reaction has been an efficient and widely used synthetic approach to amides and nitriles since its discovery in 1923. However, its application... more
The tangled tale of Kilaueas 2018 eruption as told by geochemical monitoring  Science Magazine · 5 days
Changes in magma chemistry that affect eruptive behavior occur during many volcanic eruptions, but typical analytical techniques are too slow to contribute to hazard... more
Ultrafast stimulated emission microscopy of single nanocrystals  Science Magazine · 5 days
Single-molecule detection is a powerful method used to distinguish different species and follow time trajectories within the ensemble average. However, such detection capability requires efficient emitters and is prone to photobleaching, and the slow,... more
Design of an in vitro biocatalytic cascade for the manufacture of islatravir  Science Magazine · 5 days
Enzyme-catalyzed reactions have begun to transform pharmaceutical manufacturing, offering levels of selectivity and tunability that can dramatically improve chemical synthesis. Combining enzymatic reactions into... more
Researchers successfully develop imaging technology of conjunctival goblet cells  NEWS MEDICAL · 5 days
Goblet cells are epithelial cells that produce mucins and disperse tears which help the surface of eyes maintain the wet environment. Goblet cells are closely related to autoimmune disease including... more
A solution for cleaning up PFAS, one of the world's most intractable pollutants  PHYS.ORG · 5 days
A cluster of industrial chemicals known by the shorthand term "PFAS" has infiltrated the far reaches of our planet with significance that... more
Goethe University researchers develop new method to measure acute cellular changes  NEWS MEDICAL · 5 days
When cells are stressed, they initiate a complex and precisely regulated response to prevent permanent damage. One of the immediate reactions to stress signals is a... more
Officials: Chemical released in Texas blasts poses no risk  ABC NEWS · 5 days
Residents in the Texas Gulf Coast city of Port Neches are under a voluntary evacuation order after testing found elevated levels of the chemical butadiene more
Permanent hair dye and straighteners may increase breast cancer risk  SCIENCE DAILY · 5 days
Scientists found that women who use permanent hair dye and chemical hair straighteners have a higher risk of developing breast cancer than women who don't use these products.... more
Researchers develop method to improve skeleton of common chemicals  PHYS.ORG · 5 days
Every chemical, from the simplest to the most complex, have a structural skeleton of atoms. The atoms can be added or removed to transform the chemical into different types, for... more
A robot and software make it easier to create advanced materials  SCIENCE DAILY · 5 days
A team of engineers has developed an automated way to produce polymers, making it much easier to create advanced materials aimed at improving human health. The... more
Scientists identify how damaged DNA molecules are repaired inside the human genome  NEWS MEDICAL · 5 days
A team of scientists has identified how damaged DNA molecules are repaired inside the human genome, a discovery that offers new insights into how... more
Adding post-transplant chemotherapy to standard treatment improves remission of allogeneic transplant patients  NEWS MEDICAL · 5 days
Investigators in the Blood and Marrow Transplant Program at Rutgers Cancer Institute of New Jersey compared outcomes for patients having undergone allogeneic stem cell... more
UPV researchers develop new methodology to monitor patients with glioblastoma  NEWS MEDICAL · 5 days
Glioblastoma is the most aggressive brain tumor in adults. Now, it can be treated with neurosurgery, radiotherapy and chemotherapy. Still, the median life expectancy of patients affected with... more
Super nanoparticle superlattices  nanowerk · 5 days
Nanoparticle superlattices have properties that are different from both the individual particles and the bulk material. Ions and molecules called ligands bind particles together in these superlattices. New research shows how the ligands affect key structural and mechanical properties of... more
Protein antibiotics offer new hope for fighting common crop diseases  PHYS.ORG · 5 days
Scientists have tested a new way to protect crops from a widespread and devastating bacterial disease, without using environmentally damaging chemical sprays. more
What does DNA's repair shop look like? New research identifies the tools  PHYS.ORG · 5 days
A team of scientists has identified how damaged DNA molecules are repaired inside the human genome, a discovery that offers new insights into how... more
Detailed insight into stressed cells  PHYS.ORG · 5 days
When cells are stressed, they initiate a complex and precisely regulated response to prevent permanent damage. One of the immediate reactions to stress signals is a reduction of protein synthesis (translation). Until now, it was difficult to measure... more
Self-healing liquid brings new life to battery alternative  PHYS.ORG · 5 days
Rechargeable lithium-ion (Li-ion) batteries are a revolutionary technology, found in everything from cellphones to cars. Their ubiquity and role in breaking dependence on fossil fuels earned a trio of researchers this year's... more
New insights into regulation of root initiation  PHYS.ORG · 5 days
When young, dark-grown seedlings of thale cress are given light, they start to form roots from the stem-like part of the plant called the hypocotyl. Abdellah Lakehal used this system to study how the... more
Investigating the rise of oxygenic photosynthesis  PHYS.ORG · 5 days
About 2.4 billion years ago, at the end of the Archean Eon, a planet-wide increase in oxygen levels called the Great Oxidation Event (GOE) created the familiar atmosphere we all breathe today. Researchers focused on life's... more
Watch live: Nobel Prize laureates call to Space Station  ESA · 5 days
Nobel Prize laureates in physics and chemistry will talk to ESA astronaut Luca Parmitano and NASA astronaut Jessica... more
Georgia State professor selected as National Academy of Inventors Fellow  NEWS MEDICAL · 5 days
Jenny Yang, a Regents' Professor of chemistry at Georgia State University and the associate director of the Center for Diagnostics and Therapeutics, has been selected as a National... more
Molecular makeup of abnormal proteins in brain diseases shows structural diversity  NEWS MEDICAL · 5 days
Parkinson's and multisystem atrophy - both of them neurodegenerative diseases - are associated with the accumulation of alpha-synuclein proteins in the brain. more
How biomarkers can record and reconstruct climate trends  MIT · 6 days
Scientists reveal the genes and proteins controlling the chemical structure of a paleoclimate biomarker. more
Solving Fossil Mystery Could Aid Mars Life Quest  ASTRO WATCH · 6 days
The search for evidence of life on Mars could be helped by fresh insights into ancient rocks on Earth. Research... more
Baylor researchers report creation of an 'epigenetic couch potato' mouse  NEWS MEDICAL · 6 days
Why is it that some people love to exercise, and others hate it? Most people would assume it's all due to genetics, but a new Baylor College of... more
How plants harness 'bad' molecules for good ends  PHYS.ORG · 6 days
When most people think of a plant, they picture stems, leaves, flowers, and all the parts that are visible above ground. But Duke biologist Philip Benfey is more interested in the hidden... more
How plants harness 'bad' molecules for good ends  SCIENCE DAILY · 6 days
Researchers show how plants harness toxic molecules called reactive oxygen species for the signaling pathway that gives rise to roots. Identifying the complex molecular interactions that regulate root growth could lead to... more
Molecular bodyguards against Parkinson's disease  SCIENCE DAILY · 6 days
Chaperone proteins in human cells dynamically interact with the protein alpha-Synuclein, which is strongly associated with Parkinson's disease. A disturbed relationship to these 'bodyguards' leads to cell damage and the formation of Lewy bodies typical for Parkinson's disease. more
Identification of TNFR2 and IL-33 as therapeutic targets in localized fibrosis  Science Magazine · 6 days
Dissecting the molecular landscape of fibrotic disease, a major unmet need, will inform the development of novel treatment strategies to target disease progression and identify desperately... more
Chip-based optical sensor detects cancer biomarker in urine  PHYS.ORG · 6 days
For the first time, researchers have used a chip-based sensor with an integrated laser to detect very low levels of a cancer protein biomarker in a urine sample. The new technology is... more
Investigating the rise of oxygenic photosynthesis  MIT · 6 days
EAPS scientists find an alternative explanation for mineral evidence thought to signal the presence of oxygen prior to the Great Oxidation Event. more
Brewing beer that tastes fresh longer  PHYS.ORG · 6 days
Unlike wine, which generally improves with time, beer does not age well. Usually within a year of bottling, the beverage starts to develop an unpleasant papery or cardboard-like flavor that drinkers describe as "stale." Now, researchers... more
Standard compression algorithm could revolutionize physical and biological computations, researchers say  PHYS.ORG · 6 days
Entropy, a measure of the molecular disorder or randomness of a system, is critical to understanding a system's physical composition. In complex physical systems, the interaction... more
New treatment triggers self-destruction of pancreatic cancer cells  SCIENCE DAILY · 6 days
A new study finds that a small molecule has the ability to induce the self-destruction of pancreatic cancer cells. The research holds great potential for the development of a new effective therapy... more
Freeze frame: Scientists capture atomic-scale snapshots of artificial proteins  PHYS.ORG · 6 days
Protein-like molecules called "polypeptoids" (or "peptoids," for short) have great promise as precision building blocks for creating a variety of designer nanomaterials, like flexible nanosheets—ultrathin, atomic-scale 2-D materials. They could... more
Research Raises Concerns About Safety Of Hair Dyes, Chemical Straighteners  NPR · 6 days
Researchers have found that women who use permanent hair dye and chemical hair straighteners have a higher risk of developing breast cancer than women who don't use these... more
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