Chemistry
Newly identified enzyme could play key role in childbirth and muscle diseases  PHYS.ORG · 20 hours
Since the 1960s, scientists have known of a modification that occurs to a particular molecule in muscles, especially after exercise. What scientists haven't known... more
Age-related immunity loss  SCIENCE DAILY · 3 days
Research in mouse cells identifies defective metabolic pathway in aging immune T cells. The pathway is critical for switching T cells from dormancy into illness-fighting mode. In experiments, researchers restored lagging T-cell function by adding small-molecule compounds. Findings suggest possible... more
TRM maintenance is regulated by tissue damage via P2RX7  Science Magazine · 3 days
Tissue-resident memory T cells (TRM) are noncirculating immune cells that contribute to the first line of local defense against reinfections. Their location at hotspots of pathogen encounter frequently exposes TRM... more
Generation and molecular recognition of melanoma-associated antigen-specific human {gamma}{delta} T cells  Science Magazine · 3 days
Antigen recognition by T cells bearing αβ T cell receptors (TCRs) is restricted by major histocompatibility complex (MHC). However, how antigens are recognized by T cells... more
Graphene catalyzes the reversible formation of a C-C bond between two molecules  Science Magazine · 3 days
Carbon deposits are well-known inhibitors of transition metal catalysts. In contrast to this undesirable behavior, here we show that epitaxial graphene grown on Ru(0001)... more
Quantum chemical calculations on quantum computers  SCIENCE DAILY · 3 days
A new quantum algorithm has been implemented for quantum chemical calculations such as Full-CI on quantum computers without exponential/combinatorial explosion, giving exact solutions of Schroedinger Equations for atoms and molecules, for the first time. more
Graphene catalyzes the reversible formation of a C-C bond between two molecules  nanowerk · 3 days
Researchers have demonstrated that graphene deposited on a metal surface promotes an unusual chemical reaction that would hardly take place under noncatalyzed conditions. more
Mammalian keratin genes and adaptation to living on land or sea  SCIENCE DAILY · 3 days
Scientists have performed one of the largest comparative genomic studies to help determine the key molecular and evolutionary origins of mammalian adaptations seen in skin proteins. more
The feature size and functional range of molecular electronic devices  nanowerk · 3 days
Monitoring the transition from tunneling leakage current to molecular tunneling. more
Africa: An air pollution wildcard  PHYS.ORG · 3 days
For the past four years, atmospheric scientists have been flying around the world with NASA on a mission to analyze pollution chemistry in the air and oceans. The NASA Atmospheric Tomography Mission or ATom, which flew its last... more
Direct electrolysis has mixed results for extracting fuel sources from microalgae  PHYS.ORG · 3 days
Researchers are investigating ways to improve biodiesel production by using electrical fields to break open microalgae cells with varied results, according to a new study in... more
Machine learning to speed chemical discoveries, reduce waste  SCIENCE DAILY · 3 days
Researchers have combined artificial neural networks with infrared thermal imaging to control and interpret chemical reactions with new precision and speed. Novel microreactors allow chemical discoveries to take place quickly and with... more
Scientists design custom nanoparticles with new 'stencil' method  PHYS.ORG · 3 days
Nano-sized particles already make bicycles and tennis rackets lighter and stronger, protect eyeglasses from scratches, and help direct chemotherapy drugs to cancer cells. But their usefulness depends on being able to precisely... more
Good vibrations: Neutrons lend insight into acoustic fracking  PHYS.ORG · 3 days
Hydraulic fracturing contributes significantly to US energy production. It works by tapping hard-to-reach pockets of oil and natural gas where more traditional drilling methods fall short. However, the process requires large amounts... more
Johns Hopkins researchers identify molecular causes of necrotizing enterocolitis in preemies  NEWS MEDICAL · 3 days
Using a mouse model of necrotizing enterocolitis -- a potentially fatal condition that causes a premature infant's gut to suddenly die -- researchers at Johns Hopkins... more
Plants' defense against insects is a bouquet  SCIENCE DAILY · 3 days
Researchers have revealed how the mixture of chemical weapons deployed by plants keeps marauding insects off base better than a one-note defense. This insight goes beyond the ecological convention of studying a single chemical... more
Molecular causes of brain injury associated with gut condition uncovered  SCIENCE DAILY · 3 days
Using a mouse model of necrotizing enterocolitis (NEC), researchers have uncovered the molecular causes of the condition and its associated brain injury. more
Researchers pioneer machine learning to speed chemical discoveries, reduce waste  PHYS.ORG · 3 days
Machine learning algorithms can predict stock market fluctuations, control complex manufacturing processes, enable navigation for robots and driverless vehicles, and much more. more
Plants' defense against insects is a bouquet  PHYS.ORG · 3 days
Michigan State University scholar Andrea Glassmire and her colleagues have revealed how the mixture of chemical weapons deployed by plants keeps marauding insects off base better than a one-note defense. This insight goes beyond... more
The Sommerfeld ground-wave limit for a molecule adsorbed at a surface  Science Magazine · 4 days
Using a mid-infrared emission spectrometer based on a superconducting nanowire single-photon detector (SNSPD), we observe the dynamics of vibrational energy pooling of CO adsorbed at the... more
Transcriptome and epigenome landscape of human cortical development modeled in organoids  Science Magazine · 4 days
Genes implicated in neuropsychiatric disorders are active in human fetal brain, yet difficult to study in a longitudinal fashion. We demonstrate that organoids from human pluripotent... more
Comprehensive functional genomic resource and integrative model for the human brain  Science Magazine · 4 days
Despite progress in defining genetic risk for psychiatric disorders, their molecular mechanisms remain elusive. Addressing this, the PsychENCODE Consortium has generated a comprehensive online resource for... more
Observation of the geometric phase effect in the H + HD -> H2 + D reaction  Science Magazine · 4 days
Theory has established the importance of geometric phase (GP) effects in the adiabatic dynamics of molecular... more
A femtomolar-range suicide germination stimulant for the parasitic plant Striga hermonthica  Science Magazine · 4 days
The parasitic plant Striga hermonthica has been causing devastating damage to the crop production in Africa. Because Striga requires host-generated strigolactones to germinate, the identification of... more
Evolution of a highly active and enantiospecific metalloenzyme from short peptides  Science Magazine · 4 days
Primordial sequence signatures in modern proteins imply ancestral origins tracing back to simple peptides. Although short peptides seldom adopt unique folds, metal ions might have templated... more
Scientists get first look at geometric phase effect in a chemical reaction  PHYS.ORG · 4 days
In the simplest chemical reaction in nature, the a well-known conical intersection exists between the ground and first excited state. Therefore, the H +... more
Chemical biologists unearth cause of a rare brain disorder  SCIENCE DAILY · 4 days
In pontocerebellar hypoplasia type 1b, two key biological structures are blocked from binding to one another -- which ultimately stunts critical brain growth. more
Watching brain cells fire  SCIENCE DAILY · 4 days
Brain scientists have plenty of ways to track the activity of individual neurons in the brain, but they're all invasive. Now, researchers have found a way to literally watch neurons fire -- no electrodes or chemical modifications required. more
Cancer patients have greater risk of developing shingles, study shows  NEWS MEDICAL · 4 days
People newly diagnosed with cancer, particularly blood cancers, and those treated with chemotherapy have a greater risk of developing shingles, according to a new study in the Journal... more
Chemical biologists unearth cause of a rare brain disorder  PHYS.ORG · 4 days
Babies born with pontocerebellar hypoplasia type Ib often do not survive past one year. Born with an underdeveloped brain, infants struggle to move, feed and even breathe. more
Scientists maximize the effectiveness of platinum in fuel cells  PHYS.ORG · 4 days
In the journal Science, Argonne chemists have identified a new catalyst that maximizes the effectiveness of platinum. more
Scientists maximize the effectiveness of platinum in fuel cells  nanowerk · 4 days
Chemists have identified a new catalyst that maximizes the effectiveness of platinum. more
Scientists crack the CRISPR code for precise human genome editing  PHYS.ORG · 4 days
Scientists at the Francis Crick Institute have discovered a set of simple rules that determine the precision of CRISPR/Cas9 genome editing in human cells. These rules, published in... more
Biologists turn eavesdropping viruses into bacterial assassins  PHYS.ORG · 4 days
Princeton molecular biologist Bonnie Bassler and graduate student Justin Silpe have identified a virus, VP882, that can listen in on bacterial conversations—and then, in a twist like something out of a spy novel, they... more
Researchers lay foundation for smart contrast medium  PHYS.ORG · 4 days
Molecular imaging techniques are playing an increasingly important role in medical diagnostics and developing new treatment methods. An interdisciplinary team of researchers from the fields of chemistry, material sciences, biomedicine, quantum physics and toxicology... more
The secret to the best seasonal hot chocolate? It's all in the chemistry!  PHYS.ORG · 4 days
Hot chocolate can trace its roots to the bygone days of the Mayan civilisation and Aztec empire. The drink was originally made... more
New transport mechanism of a nanomaterial through a cell membrane: membrane stretching  PHYS.ORG · 4 days
Increasing awareness of bioeffects and toxicity of nanomaterials interacting with cells puts in focus the mechanisms by which nanomaterials can cross lipid membranes. Apart... more
Enhanced osteogenic activity of pre-osteoblasts on surface-modified 3-D printed scaffolds  PHYS.ORG · 4 days
Materials such as poly(ε-caprolactone) are used as scaffolds in bone tissue engineering, but their inherent hydrophobicity and surface smoothness can impair cell attachment, proliferation and differentiation in the... more
Novel X-ray imaging technique provides nanoscale insights into behavior of biological molecules  PHYS.ORG · 4 days
Berkeley Lab researchers, in collaboration with scientists from SLAC National Accelerator Laboratory and the Max Planck Institute, have demonstrated that fluctuation X-ray scattering is... more
Researchers capture 'key' to deadly malaria infection  PHYS.ORG · 4 days
An international team led by Institute researchers has visualised the unique molecular 'key' used by the world's deadliest malaria parasite, Plasmodium falciparum, to enter and infect human blood cells. more
Selective dissolution of elemental gold from multi-metal sources in organic solutions  PHYS.ORG · 4 days
"Urban mining", the recycling of precious metals from electronic gadgets, becomes ever more important, although processes that are both efficient and environmentally benign are still scarce.... more
How to best predict chemical reactions of contaminants in water  PHYS.ORG · 4 days
Turning on the faucet and not getting clean water, or any water at all, is a global issue. Cleaning wastewater could help make more water available. In delving... more
Pushing lithium ion batteries to the next performance level  PHYS.ORG · 4 days
Conventional lithium ion batteries, such as those widely used in smartphones and notebooks, have reached performance limits. Materials chemist Freddy Kleitz from the Faculty of Chemistry of the University of... more
Scientists study genes misidentified as 'non-protein coding'  PHYS.ORG · 4 days
The human genome contains regions that "code" for proteins, which means they have instructions to make protein molecules with specific functions in the body. But Yale researchers have discovered several protein-coding genes that were... more
Scientists automate electrolyte composition analysis for aluminium production  PHYS.ORG · 4 days
A team from Siberian Federal University (SFU) has suggested a new method for automatic composition analysis of electrolyte samples from electrolysis baths. It will provide for more accurate technological control and increase... more
Light-induced modification of a carboxylic acid with an aminocyclopropenone  PHYS.ORG · 4 days
Researchers at Kanazawa University report in the Journal of Organic Chemistry that carboxylic acids, functional groups contained in biomolecules, drugs and materials, can be readily modified by light-induced organic reactions... more
Science, cheese and mountains, in Switzerland the winners of the Metrohm Young Chemist Award Announced  NEWS MEDICAL · 4 days
The competition for the Metrohm Young Chemist Award came to a close lately with the three winners visiting... more
Pushing lithium ion batteries to the next performance level  nanowerk · 4 days
Chemists have developed a new nanostructured anode material for lithium ion batteries, which extends the capacity and cycle life of the batteries. more
New method to visualize small-molecule interactions inside cells  NEWS MEDICAL · 4 days
Like people in a large company, proteins in cells constantly interact with each other to perform various jobs. To develop new disease therapies, researchers are trying to control these interactions with small-molecule... more
Unraveling the complexity of cancer biology can prompt new avenues for drug development  NEWS MEDICAL · 4 days
Unraveling the complexity of cancer biology can lead to the identification of new molecules involved in breast cancer and prompt new avenues... more
Blood test helps identify distinct molecular signatures in children with cystic fibrosis  NEWS MEDICAL · 4 days
Researchers at Stanley Manne Children's Research Institute at Ann & Robert H. Lurie Children's Hospital of Chicago, and colleagues, used a blood test and... more
Blood test could lead to cystic fibrosis treatment tailored to each patient  SCIENCE DAILY · 4 days
Researchers have used a blood test and microarray technology to identify distinct molecular signatures in children with cystic fibrosis. These patterns of gene expression... more
Obtaining polyester from plant oil  SCIENCE DAILY · 5 days
Chemists have developed a new catalysis concept for obtaining polyester from castor oil. more
Multicomponent new particle formation from sulfuric acid, ammonia, and biogenic vapors  Science Magazine · 5 days
A major fraction of atmospheric aerosol particles, which affect both air quality and climate, form from gaseous precursors in the atmosphere. Highly oxygenated organic molecules (HOMs),... more
[Research Articles] A point-of-care diagnostic for differentiating Ebola from endemic febrile diseases  Science Magazine · 5 days
Hemorrhagic fever outbreaks such as Ebola are difficult to detect and control because of the lack of low-cost, easily deployable diagnostics and because initial... more
[Editors' Choice] Drug delivery in stealth mode  Science Magazine · 5 days
Zwitterionic polypeptides with high chemical specificity and "stealth"-like behavior have superior pharmacokinetics compared with uncharged polypeptides in mice. more
Seeing small-molecule interactions inside cells  PHYS.ORG · 5 days
Like people in a large company, proteins in cells constantly interact with each other to perform various jobs. To develop new disease therapies, researchers are trying to control these interactions with small-molecule drugs that cause specific proteins to... more
Chemical engineers advance olefins production through computational modeling  PHYS.ORG · 5 days
Olefins are simple compounds of hydrogen and carbon but represent the building blocks of chemistry, and are vital for the synthesis of materials from polymers and plastics to petrochemicals. However, olefin production... more
Researchers reverse engineer way pine trees produce green chemicals worth billions  SCIENCE DAILY · 5 days
Researchers have reverse engineered the way a pine tree produces a resin, which could serve as an environmentally friendly alternative to a range of fossil-fuel based... more
Researchers reverse engineer way pine trees produce green chemicals worth billions  PHYS.ORG · 5 days
Washington State University researchers have reverse engineered the way a pine tree produces a resin, which could serve as an environmentally friendly alternative to a range... more
Obtaining polyester from plant oil  PHYS.ORG · 5 days
The development of future technologies that are not based on mineral oil and can be used for producing chemicals and plastics is one of the major tasks in modern materials science and a key challenge that needs to... more
Boron nitride and silver nanoparticles to help get rid of carbon monoxide emissions  PHYS.ORG · 5 days
Russian chemists from NUST MISIS have developed a new hybrid catalyst for carbon monoxide oxidation consisting of hexagonal boron nitride and silver... more
Novel approach to perovskite solar cells – cheaper production and high efficiency  PHYS.ORG · 5 days
A team of chemists from Kaunas University of Technology (KTU), Lithuania together with physicists from Helmholtz Zentrum Berlin (HZB) science institute, Germany, offers a... more
Green production of chemicals for industry  PHYS.ORG · 5 days
Industry consumes large quantities of crude oil to produce basic substances for drugs, cosmetics, plastics, or food. However, these processes consume a lot of energy and produce waste. Biological processes with enzymes are far more sustainable.... more
New method gives microscope a boost in resolution  PHYS.ORG · 5 days
Scientists at the University of Würzburg have been able to boost current super-resolution microscopy by a novel tweak. They coated the glass cover slip as part of the sample carrier with tailor-made... more
How skin cells protect themselves against stress  PHYS.ORG · 5 days
The skin is our largest organ, and, among other things, it provides protection against mechanical impacts. To ensure this protection, skin cells have to be connected to one another especially closely. Exactly how this... more
What's behind smelly wine  PHYS.ORG · 5 days
Aging often improves the flavor of wine, but sometimes the beverage emerges from storage with an unpleasant smell. One of the prime culprits is hydrogen sulfide (H2S), which can give the affected wine an aroma of sewage or rotten eggs.... more
Copper compound as promising quantum computing unit  PHYS.ORG · 5 days
Quantum computers could vastly increase the capabilities of IT systems, bringing major changes worldwide. However, there is still a long way to go before such a device can actually be constructed, because it has... more
Silica paradox: Scientists discover seemingly 'impossible' material  PHYS.ORG · 5 days
An international team of physicists and materials scientists from NUST MISIS, Bayerisches Geoinstitut (Germany), Linkoping University (Sweden), and the California Institute of Technology (U.S.) has discovered an "impossible" modification of silica-coesite-IV and coasite-V materials, which seems to defy the generally accepted... more
New collaborative partnership in quest of novel antibiotics  NEWS MEDICAL · 5 days
The Global Antibiotic Research and Development Partnership, Eisai Co., Ltd. and Takeda Pharmaceutical Company Limited have signed an agreement for GARDP to access and screen components of Eisai and Takeda's chemical libraries. more
Integral Molecular and Merus collaborate to develop bispecific antibody therapeutics  NEWS MEDICAL · 5 days
Integral Molecular, the industry leader in the discovery of monoclonal antibodies against membrane proteins, and Merus N.V., a clinical-stage immuno-oncology company developing innovative bispecific antibody therapeutics, announced that... more
Single tau molecule holds clues to help diagnose neurodegeneration in its earliest stages  NEWS MEDICAL · 5 days
Scientists who recently identified the molecular start of Alzheimer's disease have used that finding to determine that it should be possible to... more
Stop sterilizing your dust  SCIENCE DAILY · 5 days
A new study has found that an antimicrobial chemical called triclosan is abundant in dust -- and linked to changes in its genetic makeup. The result is dust with organisms that could cause an antibiotic-resistant infection. more
Chemical engineers develop new theory to build improved nanomaterials  nanowerk · 6 days
Scientists have developed a new theory to better predict how nanoclusters will behave when a given metal is introduced to their structure. more
New tool for understanding enzymes -- Google  SCIENCE DAILY · 6 days
Chemistry professors used the Google algorithm PageRank to identify key amino acids in the regulation of a bacterial enzyme essential for most microorganisms. more
New discoveries predict ability to forecast dementia from single molecule  SCIENCE DAILY · 6 days
Scientists who recently identified the molecular start of Alzheimer's disease have used that finding to determine that it should be possible to forecast which type of dementia will... more
Perovskite solar cells: cheaper production and high efficiency  SCIENCE DAILY · 6 days
A team of chemists and physicists is offering a novel approach for the selective layer formation in perovskite solar cells. The molecule assembles itself into a monolayer, which can cover a variety... more
Chemical engineers develop new theory to build improved nanomaterials  SCIENCE DAILY · 6 days
Researchers have developed a new theory to better predict how nanoclusters will behave when a given metal is introduced to their structure. more
Research findings could lead to new targets for cancer-fighting therapeutics  NEWS MEDICAL · 6 days
A molecular pathway that's frequently mutated in many different forms of cancer becomes active when cells push parts of their membranes outward into bulging protrusions, Johns Hopkins researchers... more
OSIRIS-REx Finds Water-Bearing Minerals on Asteroid Bennu  SCI-NEWS.COM · 6 days
New data from two instruments on NASA’s OSIRIS-REx spacecraft — the OSIRIS-REx Visible and Infrared Spectrometer (OVIRS) and the OSIRIS-REx Thermal Emissions... more
People who eat red meat have high levels of chemical associated with heart disease, study finds  NEWS MEDICAL · 6 days
Researchers have identified another reason to limit red meat consumption: high levels of a gut-generated chemical... more
Chemical engineers develop new theory to build improved nanomaterials  PHYS.ORG · 6 days
Thanks in part to their distinct electronic, optical and chemical properties, nanomaterials are utilized in an array of diverse applications from chemical production to medicine and light-emitting devices. But when... more
Chemists find a new tool for understanding enzymes—Google  PHYS.ORG · 6 days
Yale scientists have taken a novel approach to unraveling the complex structure and regulation of enzymes: They Googled it. more
Green production of chemicals for industry  SCIENCE DAILY · 6 days
Industry consumes large quantities of crude oil to produce basic substances for drugs, cosmetics, plastics, or food. However, these processes consume a lot of energy and produce waste. Biological processes with enzymes are far more sustainable.... more
New method gives microscope a boost in resolution  SCIENCE DAILY · 6 days
Scientists have been able to boost current super-resolution microscopy by a novel tweak. They coated the glass cover slip as part of the sample carrier with tailor-made biocompatible nanosheets that create a... more
Boron nitride and silver nanoparticles help get rid of carbon monoxide emissions  nanowerk · 6 days
Chemists have developed a new hybrid catalyst for carbon monoxide oxidation consisting of hexagonal boron nitride and silver nanoparticles. This material makes it possible... more
How catnip makes the chemical that causes cats to go crazy  SCIENCE DAILY · 6 days
Researchers have shed light on how catnip -- also known as catmint -- produces the chemical that sends cats into a state of wanton abandon. more
Scientists use water molecules to track electrical activity of nerve cells  NEWS MEDICAL · 6 days
Researchers have discovered a new way to monitor electrical activity in nerve cells; by observing water molecules surrounding neuronal membranes. more
Physicists edge closer to controlling chemical reactions  PHYS.ORG · 6 days
A team of researchers from the Moscow Institute of Physics and Technology, and Aarhus University in Denmark has developed an algorithm for predicting the effect of an external electromagnetic field on the state of... more
Successful observations of single molecule dynamics with low X-ray doses  PHYS.ORG · 6 days
In recent years, the observation of single protein molecules has made a phenomenal development, and it has become possible to observe molecular dynamics in vivo at high-speed and... more
CRISPR method for conditional gene regulation  PHYS.ORG · 6 days
A team of engineers at the University of Delaware has developed a method to use CRISPR/Cas9 technology to set off a cascade of activities in cells, a phenomenon known as conditional gene regulation. Their method, described... more
Cutting and pasting with graphene  PHYS.ORG · 6 days
To date it has proved very difficult to convert the promises of the miracle material graphene into practical applications. Amedeo Bellunato, Ph.D. candidate at the Leiden Institute of Chemistry, has developed a method of cutting graphene into smaller... more
Pushing closer to a new cancer-fighting strategy  SCIENCE DAILY · 6 days
A molecular pathway that's frequently mutated in many different forms of cancer becomes active when cells push parts of their membranes outward into bulging protrusions, researchers report. more
Study links frequent red meat consumption to high levels of chemical associated with heart disease  SCIENCE DAILY · 6 days
Researchers have identified another reason to limit red meat consumption: high levels of a gut-generated chemical called trimethylamine... more
The secret to the best seasonal hot chocolate? It's all in the chemistry!
PHYS.ORG
Good vibrations: Neutrons lend insight into acoustic fracking
PHYS.ORG
Seeing small-molecule interactions inside cells
PHYS.ORG
Discovery of gene that is calorie-burning and reduces fat storage
NEWS MEDICAL
Borophene advances as 2-D materials platform
PHYS.ORG
Nanoscale tweezers can perform single-molecule 'biopsies' on individual cells
PHYS.ORG
New catalyst material produces abundant cheap hydrogen
PHYS.ORG
Could 'Iron Man' style suit be the answer to the world's biggest nuclear challenge?
PHYS.ORG
Rare-earth elements in mining industry's waste piles
PHYS.ORG
New tricks of TALEs: Discovery of a new principle of gene regulation by molecular displacement
PHYS.ORG
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